US1630764A - Signal transmitter - Google Patents

Description

May 31 s 1927.

F. Rzzo SIGNAL TRANSMITTER Filed Feb. 27. 1925' 2 Sheets-Sheetl Patented May 31, 1927. .II

Ht fa-part of' this specificatin, and in whichi likefparts throughsociated therewith." i

thereof is The present invention relates to impr'ove ments melectrc signalhng systems; andhas for'ts prncpal ob ect to provdefan imi-- proved transnitterjwhich 'will close an operatng {crcu't and j open sad e crcu t during one cycleof operation'.

V Other objectsand advantages this' invention will V ,become apparent during the V course of 'the following-description p H p In. the accmpanying V drawings, forming like numerals designate 'out the same:

Figur 1 is a front elevationof the cabinet, showing the switchme ch'a-nism and the Operating ;means there-for ,mount'ed thereon. r `Figure2l`s a V cabinet, showing t "e motorsupported therei in and the speedjreducing gear' ''rame 'as- F ignreB is a section 'taken at right jangls' to Figure '2, 'showing the motor and the r the stationary 'contlcts i V ofthe front of V theca bine"t, `the`mvable Contacts 'cooperat- V gear train therein, 'arrjanged "on the outer face 'ing therewith, and the switch' throwing arm. j e Fig; 4 is a rear elevation of the front face of the cabinet, showing the' annular' series and the wirngtherefor. y i Fgure 5 s a dagrammatic view illustrating a wirng arrangement'of the system.

In the drawings, wherein'for the purpose of illustration is 'shown the preferred embodiment of my invention, .the numerall designates a cabinet or located in any convenient place, in a house or building. Supportedwithin the cabinet 1 on a suitable bracket or stand 2 provided therefor is' a portable electricmotor 3,; the same being of any conventional construction. The drive shaftof the motor is indicated at t, and carried by the outer end the fiber gear 5, thepurpose of which will be presently described.

A-driven shaft 6 is journaledtransversely in a suitable frame 7 provided therefor,

lat-tervbeing supported within the cabinet .1 adjacent the front face thereof. u The outer end of the driven shaft &extends through .the front face of the cabinet, and is externally threaded, as illustrated` more clearly in Figre 3 of i the' drawings) A relatively large gear 8 is carried by the transverselyextending driven shaft 6 and usual' construct respectively the' same bei sectional view through thei ton'al"constructionl Alsoarranged on the .driven shaft 6; The outer end of V row strip of metal forming themovable I as well as of stationary Contacts: supported thereon so as'to permit the 'convex 'long-itudinally,

the. like, which is' x therefroin so that the i's?L'angdwithin the' traine th 'geat 8 beng driven by' a suitable rainot, gearing, i

which in' turn is op'er'ated or pinin 5; 'carried;byjthe outer endet the drive'. shaft 1. *As 'thi s 4 e i'on it is not thoughtjnecessary to further go into'detail relative to' the same; the, purpose therejbeing-tO reduce feature. is of the 'as is obvious from thejcons truction; illus:

trated infthe drawing.:

tion; are; the 'snapthrow switches 10' and 11 g Q the conVnfront side of .the 'cabinet 1 `s"`the` annu`lar series of spaced stationary Contacts ;12,the

same extending through" thelront 'sideflot e Cooperating" with" the' stationary Contacts l2 is thenovable contact in the for of a' narrow `'strip fm ta, which is supportediat its inner endfon the of the transversely 4 extending l outer end the narcontact 13 is curved, transversely,

face of the outer end of 'the movable con-' tact'13'to be in engagement with faces or heads ofthe stationary Contacts 12 p as the'movable contact ro'tates sinultaneously V with the drivenshaft; Adapted for simul- Secured at its nner end on the outer, end of the driven shaft 6 suitable washer ;16 being placed driven shaft. A cotter pin 'or opening .provided therefor 'in `the outer end' of the' driven Shaft', to prevent' the accie] V i dental displacement of the fastening nuts the movable contact 13 will' at vall times be Secured 'w z V and the arm 14 on the end of thedriven shaft' The outer end of the arm 14; extends beyond the a'nnup V lar series of spaced stationary contacts 12 the ame'bemg' the outer y V o. I

;taneous actuation ,with the movable contact i, *13 is the elongated arm" 14, thefsanebeing' by suitable nuts '15`,:a

on the the like, V shown at 17, extends through 'a suitable r andis adapted to cooperate with the, 'snapa J throw switches 10 and 11.` g V v In order' to clearly'illustrate the operation of the transmitter,

1 I have shown ai" simple electrcwiring diagram 1in Fig. 5. V

hen A the switch arms shown at 10, ,I 11 i ai'e disposed -in the position shown and the switch 21 is closed, current wills flow 'from the `battery 18 through wres I@ switch arm 10, contact '28, wire Ehud"onotou and re turn through switch 21, wre J wine H to direction' 'to' engage ,return to the. battery 118 may` j flow through'` wire J, wire %ti` to en'ergiz'e the bell 25 returning toithe battery through contact battery. i Ast he arm'ltcontnue's 'to-swing,

the contact 13'engages those Contacts en'- by.the wire L. The contact'13 is' engagedjby wre M; and of Wth th'e mmm The wires engaged with the switch associated with course, swings wres'leading to 'zt suitable signalng appai ra'tus (notjshown) whchslocated in afire thus breaking 'the e 'breaking the'bell crcuit. ;e transnitteyit is' apparent thatthe 'Vaenginefhouse or station. The further Swingng o f the arm ltbrngs it into engagemnt wth'theswitch; arm `1 O'so as to move this switch arm 10 from contact 28" to contact'24,

LTo' again r op'erate At the same time,`

L and 'M are position shown in Figlf fl While I have hown" the f prefer red I eni- "rio us switches must be ina nuallyfte set to the stood ,tha-t vm ou changes in *the size shape and err mgement of' parts niay be resorted to; if* d-esired, ,without spirit;- I 'ppen'ded claim; i Lclaim cluding in co nbnation, a, casing,

fkftfmisntte' of' theclss described in an xnnua lar series e 'of :space'd ;station-cry Contacts arjournaled 'through "said r stationary fcontacts; c Lto *move jgthereover; a switch Inounted on said "Wall of j the icajs ing outside' of theenr ular seriesof contacts, and including a movable .element and' cut 'with the motor; andan ajrnmounted "on *theishaftfjto move synchronouslyfwith `the jmovtblecontact jfor engagngijwhenin a. predetermined positionflthe wll of the csingf centrally" of i the, series: of Contacts; afmotou operativelyassociatedjwithfthe shzftfor i imparting; r tj ry motion 'thereto; a movhle 'contact "on' said fshatit' es socia ted *with seid movable `e lement' of the'switch, so as'tofdijsengage the movable element from the jtationa y fele- 0 departing from the tthe imention'or the scopelof the i

Images