Historical Document · 1936
Court transcript for 29 June 1936 in In Equity No. 15,014, the suit over the Rayolite light-ray gallery patents (2,007,082 and 2,007,083). The History of Light Guns dive draws the first light gun's business history from the five days of transcript.
Monday, June 29, 1936 2:00 Court convened PRESENT: pursuant Messrs, Firsr NATIONAL BANK BUILDING, C otcloek p.m. to adjournment. Norman S. Park er Clarence k., Thre edy WHEREUPON the defendants, the issues on their the following evidence, LESLIE .™ behalf, NOGRAPHER, called first as a witness duly sworn, on behalf testified to maintain introducea to wit: Bt ANS EN, of the defendants, as Mmving been follows: DIRECT- EXAMINATION By Mr. Threedy: Court please, ALICE M. RANKIN, Court STE MR. file like to prior art together THE Q@ L8808 | | SLEPHONE CENTRA If THREEDY: of behalf the stipulation and also with the amendment. The motion COURT: State on the your name, will address at this defendants, to amend time I would notice the of use answer and tanter ‘ instan be allowed. and occupation. 197 Hansen-direct Illinois. I am employed writer the -DING, CHICAGO for Chicago, Q firm of Clarence ana specification &, Threedy, the employ patent attorney, Illinois. How long have you A About four Q Is Clarence FIRST NATIONAL, BANK Rui as a draftsman the been in of Mr. Threedy? years. ney of record A He is. Q Mr. Hansen, for E, the Threedy of whom you speak defendants in this case? in general detail your the employment by Mr. claim drafting. state the duties attor- in the APHIER, employ of Mr. Threedy. 4 My duties tion writing drawings been M. RANKIN, GOURT STENOGR the ALICE it a in and for Mr. custom Threedy, to application use model is being made. In to read fication with the and the characters and in making actual duty specifica- of it has the which inking device on in these drawings the specification and drawings to ascertain if all are Office those drawings the description are I also make Patent an is my Threedy check the speci- reference proper with respect to each detail your technical edu- other. Q Mr. Hansen, state in general cation. A Iam a graduate of 4 four-year course at the Lane Techni- cal High School, after which I was employed for a period of 198 TELEPHONE CENTRAL 8908 | Hansen-direct | speeguccenaaetated about the my six City years of I came at civil into a draftsman in While that employment I furthered of Technology, where Chicago. education studied as Armour in Institute engineering, and an architectural subsequent the employo& Clarence how long E. to that Threedy as firm in I employment his patent draftsman. FIRST NATIONAL BULLDING, BANK CHICAGO Q About writing of ea period specifications of for time have Letters you devoted Patent of the to the United States? A <About two years. Q Have you Yes, I have; ever appeared before as an expert in a patent case? A in of Dailey case the Lipman, versus Wolfe & Company. ALIGE When did you A About two years MR, THREEDY: having been the THE COURT: I hear MR, THREEDY; @ vice of A Yes, TELEPHONE CENTRAL 8908 the please, Court as qualified of appearance? ago. the @isclosires cal | If that make Q@ STENOGRAPHER, RANKIN, COURT M. no an expert device in as I tender Mr. Hansen testify to the mechani- with the to question. objection. familiar Mr. Hansen, are you defendants charged to infringe the patent de- in sit? I am. 199 Hansen; direct Q D© you understand defendants! A I do. @ I will FIRST NAYIONAL HANK BUILDING,A CHICAGO Q tail ask you to look I can, State the conditions was prepared. A, I was I made requested drawing of vice and or that work. & Then is the the or that Exhibit A, exemplifies part Defendants’ of the Exhibit the drawing Defendants? to make an enlarged de- structure of the defendents' de- result of that A is the device Mr. Hansen, illustrated the drawing, does. Q Will you refer to the Court the explain to part defendants' Defendants' shelf 1 which Defendants! which target it of drawing, drawing. the Yes, structure of the to understand, A 4 operation mechanism drawing, that the in Defendants’ or structure of device? ALIGI M. RANKIN, Gourr STENOGRAPHER, of and Threedy Exhibit Court the under target Defendants! at that by Mr. device, the construction device? Yes, Exhibit A the device Defendmts’ construction and illustrated in Exhibit function that of A is an illustration of defendants’ device. It mounted is formed in the cabinet. shown that drawing? Exhibit is A, and Mounted the on target on a this 200 TELEPHONE CENTRAL 8908 —--— Hansen-direct use geer 5 for rotation of 4 motor on the mounted on this PIRST NATIONAL BANK BULLDING, GHICAGO ; has armature an 24 is armature This a worm the Also 25 which rotatable meshes shaft a driving to this with 3 which gearing the and fixed therein, mounted by 2, is a housing shelf shaf t 4 4. electromagnet type. of a rocker arm tubular shaft 6. end to one connected the solenoid of a is struc ture 2 is an housing that which is pivotally mounted within on is mounted target of end 6 is a shaft which of the opposite 24 which 6 rotatably shaft lar havin g a tubu ee, The opposite end of the rocker arm 22 is connected to a yoke member 19 and from extending the These to vei this hub yoke ani guided in a member 19 are latch rods 18 which are mounted hollow arm 9. of the arms latch rods 18 are normally urged outward- structure by a spring ends of the arm At the outer mounted a disk 10 and this disk 21. 9 there is rotabably 10 has a notched portion 17. RANKIN, ALIGKE Courr M. STENOGRAPHER, wherein the ends of the latch rods latch the disk 10. Mounted 18 may be inserted to | on this disk 10 is a target portion 11, hav- ing an aperture 13 and this target 11 is fixed to the disk 10 by a bolt having a weighted head. head is a spring which extends from Connected to that weighted the hub to the body of the arm. | 8908 TELEPHONE CENTRAL — 201 Hansen-direct ee eee that behind 14 and 14 and 15 are The lenses 15. is a photocell 13 is a lens the aperture Behind | | cama by @ supported i] pracket 16, which,in turn, is supported by the erm 9. : é| terial contact rings are fingers from the contact connection or holes photocell on the =| eontaects : wires that are not shown here, i by connecting : amplifier. : Z up In the arms are rotating your operation of this 20 that rotate is a There 27. the and to an amplifier of by means connected are of the to the potitaed rings 26, there- photocell about fingers of contact a pair rings in the grooves end engagably structure ma- a non-conductive is structure hub the in which is set a pair of contact :| with the target | in Right the through this hollow structure, tube or of course, shaft 6, the to 27 fingers and the in 2) the playing of the game a beam of light is directed through : the aperture 13 against the photocell and when the light im- pinges on the cell the impulse is transmitted into the amplifier circuit pletes to actuate a relay and a circuit to the electric this relay, magnet 25. in turn, When the com-: electro- megnoy 25 18 energized it draws up on the solenoid 24 and this 4 rocks the arm 22 in a counterclockwis e ‘ down on the yoke member 19. direction pulls In pulling down on the yoke mem- ¥ ber it pulls down on the lateh rod 18 ana pulls z || and the end of the 202 tae t Hansen-direc | i CHICAGO » oo latch rod 11 is dropped into means the weight and show in Figure of the position Q Explain sumes its Hansen, FIRST NATIONAL BUILDING BANK when position, lowermost in 4 hit the about to urge its into the 2, of Figure the into back target the shaf t tubular comes position in the bottom as here act by gravity will weights is that target the rotation its of course the In A 11 re- target the how position. upright normal into Ze Mr. Court, the to assistance the by spr ing g and the of targ et the Lines in dot ted shown position the the 17 end no teh the of out and 10, disk ll be urged out by” wi 18 ds ro h tc la e th d an on normal positi spring the in its view Q notch position, where 21 into raised of the player, whether or as not you seen can the disk it will identify and again the into up Exhibit Defendants’ the come target the lateh l. in Figure drawing, to the refer Now on the and B, st ate same. STENOGRAPHER, RANKIN, Gournr ALICK M. I made A Yes, Q Explain that drawing. Court to the what B repre- | sents. A Exhibit Defendants' This Defendants' Exhibit B represents an illus- enlarged patent in suit. tration of the device shown in Figure 3 of the Q vice Explain to the Court, Mr. Hansen, of the patent in suit illustrated that part of in Defendants! the de- Exhib- ———_—__-___. 3908 CENTRAL TELESHONE = 203 Hansen-direct it Bas It current, electrical 63 which are carried This base 50 is of e conductive s 64 which ar spa cod rail of 4 pair shows p purpose. t his for best 1 is Figure of {llustration The A its to operatio me and construction and riding b y the base connected rails 64 are contacts 50 of the target structure. the ©n to @ pelt 5 1 which moves 64 in movement structure along the rails its in a 64. movement about the guideways target the horizontal on the base y mounted The target 48 is pivotall 50 a arm 65 which rests against ing end dep a has and 49 at as carried by an armature is 66 l rai p tri s thi and 66 l trip rai The armature 4 framework. 67 which is pivotally mounted on re 67 is normally held in that position as shown in Figu 1 by a spring 68. is an 67 on the framework Adjacent the armature FIRST NATIONAL BANK BUILDING, CHICAGO — electromagnet 69 which is connected up in an electrical cir- RANKIN, ALICE COURT M. STENOGRAPHER, cuit as shown in Figure 4 of the patent in suit. So a ea = The target 48 is provided with an aperture behind the aperture ried by the base In the 61 is a photoelectric 50 of the operation 61 and cell which target Seeretane: of this structure a beam is car- of light is directed through the aperture 61 and the target 48 impinges on the 8908 CENTRAL TELEPHONE —= cell 62. This cireuit is conveyed through the contact6 oe —— t Hansen-direc co - t rail ana the contac energizes the source of the right. the toward by gravity fall structure target this target it comes up gravity when will to the on resume again of 3. direction a vertical reach upper the Exhibit at Defendants’ look Will Court what Defendants’ Exhibit H represents? A This Defendants' Exhibit H represents ture of STENOGRAPEER, RANKIN, GOURT M. ALIGK shown in Defendats' Mr. Q defendants' the Hansen, construction fendants’ cable A S908 CENTRAL TELEPHONE Exhibit to the Yes, and it the description of the A, is such device the 7. the advise exact which you is structure A. Exhibit operation and the. target ‘struc- the and device by and runners H and Q the position as shown in Figure target will again be in position you it can position inverted in an return will in Figure the horizontal In traveling across | shown position the into target the cause 2, from which shown in Figure | to take the position as arm contact the urge will and directio n to 49 counter-clockwi se 65 ina FIRST NATIONAL BANK BULLDING, CHICAGO This electro- rail in 4 the trip moves the arm 67 and from circuit the et 69 and the electromagn the to supply magnet 69 attracts direction pletes rela y com This relay. anplifier end t he fier 64 to an ampli device description illustrated gave concerning illustrated and by Defendants' the in De- operation Exhibit appliH? is. 205 *tt ne Hansen-direct Structurally, same drawing asthe exhibit, that the However, photocell is omitted device was hooked and the motor finger on this armature to flow rent through closing in turn, relay, cell to cause cur- relay, the amplifier and operate circuit to this magnet. this hollow the for urging In latch the up rod operation, into in a that a relay and rod, latch the in there is a spring a notch assuming the a rod, arm to the latch rod 18, and there similer the of action the is within There for the on the up explain impinges a light when will pur- for 4 movement but operated, be cennot CG. current electromagnet this the is H Exhibit 2 Defendants’ , Ex hib- explained, I have Exhibit Defend ants' Defe ndants' of device which of simplicity. of the controlling the SS A. for in FIRST NATIONAL BANK BUILDING, CHIGAGO poses mechanism t he exception the with it A, demonstrate of this A you construction fllustr ated as target the the Court the to De fendants’ of use the By Q will H, Exhibit disk. beam of light has ALICE M. RANKIN, GOURT STENOGRAPHER, struck cuit the photocell to the to actuate electromagnet, the the solenoid close armature the will cir- D be drawn upwardly as shown and will pull down on the latch rod 18,| allowing the target to drop by action position as shown as see s908 or Of course, th e target assumes you in rotating | of the weight the pivot here, when the weight will cause into the here. around its bottom position, cn TELEPHONE CENTRAL 206 Hensen-direct nt — into the as it is set position this assume fall to target the vertical at 100k Q you and state whether you © an what it represents. Court the to FIRST | drawing from the made | In this model target are structure and to hold the target are of course, rail here are illu S- the tracks. 3 of the patent of which here arms and riding STENOGRAPHER, RANKIN, GOURT ALIGH M. They; in suit. the and simplicity an on the cell circuit to this and the the target and cause travel of into position. In the returns it will fall the by gravity target and impinges a relay to close reil trip electromagnet arm on and aperture through is directed impulse the bearing a hit the the over come plane. horizontal the is on an armature is mounted across through passes of light If a beam which the guide to used on purposes (indicating), | of an electromagnet 3908 CENTRAL TELEPHONE W as the patent in suit, the trip rail 66 of Figure 5 of | pail, this structure for The photocell is omitted which B and as depending are in Figure shown not some state suit. spaced rails the there used in patent is 4 model Exhibit of Defendants’ 3 of the in Figure trated Exhibit Defendants’ The model, J, s0, if and same J; Exh {pit pefendants . the identify BUILDING, CHICAGO BANK NATIONAL A here- marked model the Will and & ravity by position will the back strike to fall rails, when target up on a to the it ee Hansen-direct | a Hl | i CHICAGO , : as Q By the whether court the 4 hit position. ' the target into A can; by just you Yes, into gravity NATIONAL BUILDING FIKST BANK Q by falls Exhibit to Defendants’ question same that Applying it push strike position. hit the man vall y can a little it giving you not or demonstrat J; Exhibit Defenda nts‘ model the of use advise and to S68, you track, positio n. in a raised ¢an H, tion py your hand? si po t hi e th to in d | the target be move a A it No, It cannot cannot. position be moved into the hit is, if you by hand. Court why that the end of the latch rod is disk and the disk @ A Because on notch | the Will you explain the Yes, that and it | there thereby inserted know. in the is latched. That is in the little groove? wHE COURT: A to is this impossible be would here.’ groove would It to move {t be in inserted of independent STENOGRAPHER, RANKIN, GOURT ALICH M. | this | shaft. | in Defendants! | strike Exhibit or otherwise A funcrion cause sho does the rod 18 of the device Mr. Hansen, wR. THREEDY: in any manner the target 11 to pivot manner. to push into or a hit | position? s908 A No, not operate in that Q@ Can you assign a reason for CENTRAL TELEPHONE it does that answer? 208 ee te ee A Yes, an. whioh is SDS hie ——— Ie Q in patent as and suit, to releasably in any manner pivotal movement do in that manner. a reason for your answer? No, Q@ Can you assign A Yes. arm 65 of the ly bears against the al rm no 66 il ra ip tr a Because is energized STENOGRAPEER, GOURT RANKIN, M. ALICE your fall Advise Defendants' rect Court, Mr. Hansen, the defendants' Exhibit A end Exhibit statement: the That basing or not in Defendants' the upon answer your as shown patent as device of the device B, whether 66 pushes the target toward 5908 CENTRAL TELEPHONE position. hit the of arm depending the is urged into a position where into the 69 electromagnet against by gravity understanding fendents' the when is pushed rail trip the and target 65 of the target and the target Q 48 against target function not A it can the hold func- B, position? hit in the they bearing in shown | of the Exhibit ts' Defende the and 12 membe r weight 0 f the of the device 67 m ar e th d an Does the trip 66 ee tion this fells target the n oteh 12° « spring BUILDING, CHICAGO BANK NATIONAL FIRST from assistance the and py gravity with arawn is rod the F and in & disk 10 in 4 notch sposed rod 18 is di of this latch when of the on illustra ti an device; s’ defendant in De- shown in following is a cor- B the trip rail Exhibit the hit position, whereas in De- 209 fendants' ho las the A the rod 18 Exhibit t 8& ains target such movement? Yes, A that Referring Q the assign ee coe ek :7Pint idimiee last eee Bee BADE ARORA reasons for the I have In Defendants’ Exhibit given answer last to t he known. already made if anything, B, what ¥ ou would assigned, neretofore your for reasons a Q reasons to your question? Yes; A same correct. is prevents the ction? in 4 clockwise dire ng vi mo om fr 48 target ing arm 65, which ar pe 4 ng vi ha et rg e ta as First of all, th target from moving e th ts en ev pr , 66 rail rests against a trip in a cloekwise in Figure GOURT STENOGRAPHER, N, would 1. when direction Also, if the The illustration RANKI M. ALIGE indicates a little member photoelectric cell which of Defendants Exhibit which I have marked ing in a direction target against eventually rest B, in vertical fell between tube 3 of the patent target member indicated I have S is used the in my as shown it 62. in suit and the 5S on Figure opinion, to prevent as direction, that the photoelectric of Figure and, in position, the this member target from clockwise as shown in Figure l fall- 1. which illusG What, if anything, in Defendants’ Exhibit B, vents the target trates Figure 3 of the patent in suit, pre from moving in an anti-clockwise s908 CENTRAL TELEPHONE direction? > 210 L. Hansen- direct 1 of device the of t he between relationship is the The functional relatio n different. The Exhibit A is one are named Defendants' 48 B? Exhibit Defendants’ for the latching just have in 18 rod latch the of relation you that parts the of | functional the the target trip 66, arm 67 and FIRST NATIONAL KANK BUILDING, CHICAGO A end11 of Def as same the or from relation functional target 10 and the disk A aifferent Exhibit in opinion, your the rod 18 and between ant s' in Hansen, Mr. Q from it preve nts Nothing A direction. that moving in target its of the trip rail 66 on Deraised position and the function fendants' fall it might where | ants* into into the hit position. the posi tion with engagement from A is disposed Exhibit shown respect in Defend- to the disk 10 rod is withdrawn from notch latch rod is withdrawn from the notch, the rotate and drop position shown in dotted 17, what the notch to by gravity target when the free end portion of the rod 18 of Q@ Mr. Hansen, Defendants' the B is for urging Exhibit Exhibit happens A? RANKIN, NTT M. STENOGRAPHER, GOURT the latch A When @ That is right. A When the get 11 will into lines or shown in solid lines weight 12 and the 12°. Q S908 CENTRAL TELEPHONE Wh en that spring action takes the on Figure Place, what 17? 2, by action causes the tar- of the target to 211 eee Q direction is the What to reference disk the of movement 10 as The latch rod 18 moves A t Defendants Exhibit A? ring 12' spring fall. to it cause will gravity of The action of the weight 12 and the Gravity. A and position, that into move speaking shown of the Exhibit in Defendants' out of the notch | 18 with rod A? 9 The rod 18 17. FIRST NATIONAL BANK BUILDING, CHICAGO disk. the from away moves When the coil 69 of Defendants' @ is the direction what of movement Exhibit B is energized, arm 67, the of the 66 trip to the arm 65 of the target 48 of Defendm ts' with reference Exhibit B? A the When electromagnet the magnet and pushes toward the arm the trip rail 66 against the it draws is energized 67 bearing arm 65. Q Does the trip rail 66 at any time move away from the de- RANKIN, M. CourTr STENOGRAPHER, pending arm 65 when the coil 69, Defendmts't Exhibit B, is ALIGE energized? A&A No, it does @ Will you language is Defendants' an not. advise apt the Court description Bxhibits B and J: whether or of device the "A movable not the following illustrated target in having an aperture, a drop operatively associated with the target and means for releasably holding the drop in raised position." | ———_ TELEPHONE CENTRAL 8908 212 2 Hansen-direct — ir Exhibit fendants’ reason there is no A Because Q Advis e the Exhibit J. answer’ your for FIRST NATIONAL BANK BUILDING, GHICAGO aperture, -oe target the and means That is not an for holding releasably tar- with associated operatively 4 drop an get having language "a movable device: defendants’ of target. the following the not or | 9° with dro Pp associated whether Court description apt De fendants’ 4 Can you B and the De- of device of descriptio n apt assign Q is an not is that No, A an in raised drop the position." No. A apt defendants’ of the description device. a reason you assign @ Can A Because Q State is no there answer? for your opinion, whether or not, in your ism of defendants! device is or is not of device from the target mechanism the the with associated drop the target. target functionally of the mechan- different patent in suit, ALIGHE M. RANKIN, STENOGRAPHER, GoukRtT and give your reasons A The target ent from the suit, because for your structure target the answer. | of the structure of target 11 defendants' device the of device of defendants' the device is differ- patent is in releas- ably held in a raised position by the laten rod 18, whereas the target 48 is held in a raised position and it has to be struck into the hit position by the trip rail 66. S908 CENTRAL TELEPHONE | 2B | ae eee | Hansen-direct | || | | CHICAGO A | to Referring Q n? 48 in a raised posi tio target Q not. I do No, A {llust rated there structure Exhibits ants' E, and so, state same, and if TI made those drawings Exhibit D is a portion or of 4 part not ident you can in Defendm@m ts’ shown drawing the | marked Defend- represent. they what and or drawin gs stat e whether D and FIRST NATIONAL KANK BUILDING fy the the at look you will Hansen, Mr. A the holding releasably for a means the in find you do Exhibit B, Defendants’ wiring the illus- diagram includes the sig| trated in Figure 4 of the patent in suit and Exhibit in patent the of cireuit | nal E is a circuit side of an amplifier. @ Now, referring to the Court the signal —— to the plain Defendants' A Exhibit drawing Defendents' shown. D shows a 110-volt input the outpu the ex- D, Exhibit there circuit to connected a signal showing Defendants’ drawing The suit. source ALICK RANKIN, M. GOURT STENOGRAPHER, of which supply, is in Figure |diagram shown | ductor goes through from switch, that conducted A to in suit, 4 of the patent of part and the this con- of the relay 79 and a conductor the switch which a relay through conductor is 41, runs through a pri- mary winding of a transformer 84, and from that primary wind- ing input through 42 back into ary windings of the transformer the of 84 are the current. connected The second- directly to a |_magnet for operating the bell 83. S908 CENTRAL TELEPHONE 214 Hensen-direct source its tains transformer there illustrated. circuit shows & signal of supply from the outward condu ctor 4 shows and circuit E Exhibit Defendants’ A signal the e xplain also and to refer you will Now Q nsformer the primary winding on the tra FIRST NATIONAL BANK BUILDING, CHICAGO 41" of latter by way fier. The secondary nected directly circuit of the into back the output to connected is 84" and through of winding of the transformer the the ampli- 84" is con- the bell 83". to a magnet which operates D, is the signal 83 to Defendants' Exhibit 1 there illustrated in eireuit Referring Q and ob- which of side which 42* EP ibit Defendmts . Exh drawing the with the amplifier 80? A No, it is not. 4 Q Referring to Defendants’ Exhibit E, is the signal 83" of circuit 2 there illustrated in circuit A Yes, it is connected to the output with the amplifier 80°? of the amplifier. . ALICE M. RANKIN, CourRT STENOGRAPHER, @ In the circuit illustrated the signal 83 actuated by current amplifier A No, input Q by the TELEPHONE CENTRAL 8908 Exhibit from the photoelectric D, is cell 80? it is not. 110-volt What, in Defendants’ line It is actuated as if anything, current from show by the in green in Defendants’ the photoelectric current from the lines. Exhibit cell D is actuated amplifier? 218 Hansen-direct A relay A the amplifier the circuit 80 and Q A Yes, Q Is signal of part that of illustrative D is Exhibit the that Hansen, Mr. to understand, Court the Yes, that Q State whether photoelectric not the following part of the circuit cell means that is not an Q@ Give the reasons for A ecataa from defendants device a hit when a light Yes, it Q Does the TELEPHONE CENTRAL $908 answer, input. the A your the 110-volt Does apt de- in Defendants illustrated the current from of that circuit. if any. apt description the signal 83 of that Q an is language amplifier"? No, current cir- incorporated? by the actuated A ALICE M. RANKIN, COURT STENOGRAPHER, ce=ta or “Signal D: Exhibit is in suit the correct. is A of any patent the of device circuit signal 83 cuit of Figure 4 of the patent in suit in which the seription 80'? is. it Defendantst of the 83" cell amplifier from the photoelectric actuated by current FIRST Nat BANK JONAL BUILDING, CHICAGO is the E, Exhibit Defendants’ to Referring 3. means signal the into completes which switch, input 110-volt the from a cl oses this through flows curr ent the when energized 79 is impinges upon circuit is actuated by a | include the a signal to indicate photocell? does. defendants’ device include a photocell amplifier? { ansen-di rect Yes, it /— cea A Q State is or A No. with the FIRST NATIONAL BANK BUILDING, Q CHICAGO vice | not er that. includes whether the signal the photocel 1 amplifier. in circuit with The signal of defendants’ in is not device is device defendants' of o r not circuit amplifier. not or whether State de- defendants’ photoelectric the from by current is actuated the signa 1 of the ampli- cell fier. The signal in the defendants’ device is No, it is not. Za 4 actuated by a current from the 110-volt input. | @ Mr. Hansen, = suit and will “ language, z| electric = 5 by the actuated that is not an apt description the following from of the the photo of signal of the signal of the device. Give your reasons for A The signal of defendants! the | rent from the 110-volt Mr. patent current is an apt description Q Q or not whether in the 1 of claim from device? defendants’ | means amplifier," No, to you to state ask you “Signal defendants! A I read Hansen, ants' Exhibit same and will C, and if so, your answer. device is actuated by cur- line. you look at the drawing marked state not you can what it represents. explain whether to the or Court Defend- identify the it ae 8908 TELEPHONE CENTRAL Ea a at ae eel 217 | Hansen-direct See ere ee ree ————— CHICAGO 3, Exhibit Defendants! A circuit of trigger switches target mechanism. Q FIRST NATIONAL BANK BUILDING What does A The letter Q Explain the Defendants’ which Exhibit its transformer circuit source the illustrates the to respect with Exhibit ¢ represent source in the gun. source L as shown is controlled in a of supply The T. connected T are gun light embodied is of a transformer windiua it in in C. source receives the a light the of circuit the light The A L represents It defendants’ L on letter the electrical an embodied gun. on switches trigger of the operation defendants’ the on having device, defendants’ the of I made draw ing Cc is a to the the windings of the and this 110-volt shot-limit by a secondar from directly primary in red, shown circuit input switch on a shot-counter mechanism. Q@ What do the ALIGE M. RANKIN, Court STENOGRAPHER, hibit A T-2 and T-3 represent and T-3 of Defendants' Ex- Explain A The trigger which receives this trigger switches of on the gun the device. Q TELEPHONE CENTRAL 8908 T-2 C represent? defendmts' and characters their switch its circuit circuit T-2 source flows connections. is in a circuit of supply from from the 110-volt shown in green, the ‘eae line, line through the 218 Hansen-direct a the The switch which receives its supply conveyed t hrough and the shot-limit switch back or character 110-volt reset magnets into The function to the coin chute the supply a puis of ehiwech magnets | line. 110-volt switch C of is, That coin a coin is is pushed in- inserted in, the switch through the brown lines into the 110-volt line. energized the shot-counter mechanism are each M and back score-counter when chute circuit M are up C is to set the machine of the switch When the reset magnets an ism and of | the reset the its source C? completes into in a coin-controlled of the the and the and relay is the into back directly and ¢ closes anplifier switch current convey to position. starting the line. this and which receives function Exhibit Defendants' A M and is the What line on switch the switch, coin-controlled the 110-volt switch, letter from the a master The in brown, from C represents A shown current of C represent letter Q in Exhibit the M. RANKIN, GOURT STENOGRAPHER, shown C of Defendants’ does circuit circuit in a 110-volt the into What is a to of a fraud-preventive coil Q which ALICE is which through relay switch is 7-3 trigger and e lin Fi Nay RAT BANK IONA BUILDING, Le CHICAGO the shot-limit input. 110-volt purple, through shot- @ on solenoid a of windin gs and pack mechanism counter the into and T-2 switch ae returned ee, n e s e e mechto a CENTRAL 8908 TELEPHONE 219 Hansen-direct —_—$______— {| the When ing position, the closes and anism through FIRST NATIONAL BANK BUILDING, CHIGAGO Do Q mech- the circuits which the trigger switches T-2 and 7-3 L in so far as light L and a source that manner. the light between they Q What effects shown the function in completion of a do not No, L as the on Defendants’ I have already explained. any functional have completion effecting circuit Exhibit line 110-volt the from flow several A source shot-counter will circuit of a start- eurrent with relation the on swit eh shot-limit 4 to returns mechanism shot-counter operation. for prepared is mach ine the and position starting eee See supply? of through light the | C? er A When the shot limit-switch is closed to complete the cirSTENOGRAPHER, GOURT, into cuit er T is energized er T supply RANKIN, ALICK M. This gun. is in a closed and directly current flows the shot-limit closed, will the or the control. . switch A limit through as switch the transform- windings of the transfornin through the light source as the shot-limit switch Exhibit C is not long operation the of Defendants’ of either T-4 function light the trigger to effect switch T-2 completion of source? No, they will not function switch of position. If a circuit secondary the winding primary the lines, current the the Q Rete red the in that manner if the shot- is opened. nnn CENTRAL 8908 TELEPHONE 220 Hansen-direct a the Advise Q shot-limit you switch that light source the through or not the speak of in whether Court completing FIRST the of of the trigger if the trigger switches to operate Then Q were you and Court whether light source would there shown L as be shot-limit flow through the source in the Q@ What does A That the operation not effect the completion in the lines supply to were the through the C. the current would the light into current ° removed advise Exhibit closed, were switch If the T-3 completed circuit a T=-3. switch, in Defendants! A red and T-2 shot-limit the or T-2 switeh operation eircuit independent is switch shot-limit of the operation The A the Exhibit the trigger switches T-2 and T-3 of Defendants’ NATIONAL BANK BUILDING, CHICAGO the independen t of or on dependent L is of operation Fr ST ee gun. veay op RANKIN, ALICE M, GOURT STENOGRAPHER, of to demonstrate function that the of trigger the switch circuit to T-2 the Hansen? Mr. you, and light T-3 does source gun. Q@ I read to you you to state whethero any part of the which circuit cuit of the effecting from not circuit you have defendants! completion claim 2 of this the patent description illustrated in suit and ask is applicable to in Defendants Exhibit C, cir- testified is representative of device: "A trigger switch on a gun a light source"? of a circuit through the for TELEPHONE 8908 CENTRAL 221 Hansen-direct ecrente ee ee ———" is not That A Exhibit in Defendants' gun Q Yes, Q I hand the Q Briefly gun apparatus lig ht the of the defendants' In the 35 and Exhibit ask you to state illustrated is representative illustration represents the the explain of the operation of this gun, right by the the trigger trigger finger backward or trigger carriage in trigger carriage a pivoted member which fits into opening in an this intermediate the that which of a shutter Iv>, is engagable When the move to the There direction. trigger and oF ae latch the the to carriage member depending the right cam portion a it moves a little a pivotal with drawn on intermediate is pulled right until Iv2 is is mounted has which siticrets carries a cam portion shown as gun Court. 35 to to the gun. defendants’ of defendants’ operation Exhibit in Plaintiffs' CENTRAL 8908 TELEPHONE the to circuit the on switch gun? This Yes. carrigges no there gun the not or defendants' ALIGE RANKIN, M. CourT STENOGRAPHER, is the of Plaintiffs’ you A A there trated {llus I an. A whether device Hansen? Mr. device, FIRST NATIONAL BANK BUILDING, CHICAGO with familiar you Are the gun. the in source because C, completion for effecting of descri ption apt an that and which has extension all these of this mem- 222 { | Hansen-di rect eee eee per arm brought is spring, a which is not here, that the cam rides on happens the the FiRST NATIONAL BANK BUILDING, CHICAGO the from latch the pivotal groove in the drawn back be released for return movement carriage. In returning the depending where the beam of light The action pivot this and trip the can pass through shutter the The carriage will trigger the pivotal this of cam that carriege. of . pivotal disengage will intermediate independent positio When rail. member the arm strike that intermediate the and be will trigger in long this on extension are will shown member dep endin g carriages shutter, so the the an dad when the of of right the to 4 position into will member into a position barrel of the gun. only striking RANKIN, M. GouRT STENOGRAPHER, the depending move down and immediately Q Does the gun trate the trigger ALICE through a light source? A No, it does not. Q Does the associated arm to illustrated switch defendants! is shutter of that for gun and move allowing right the instantaneous, the target cam to up again. in Plaintiffs' Exhibit effecting completion include shot-limiting 35 illus- of a circ it means therewith? A No, Q Is this description, it does not. which I read to you from claim 11 of Seteetiemenee CENTRAL 890B TELEPHONE 223 Hansen-di rect in suit, patent the "Shot-limiting apt an means associated No, that is not Q With what is the shot-limiting the patent in A g gun: defendants’ de- the of description apt defendmts'’ * w the gun 2 with an the of descripion vice. associated? suit First NATIONAL BANK BUILDING, CHICAGO A The shot-limiting ated with the or not the statement, which appears of the COURT STE