US558617A - Walter e - Google Patents

Description

( No Model.)

w. E. SIMONS. TELEGRAPH KEY.

No. 558,617. I Patented Apr. 21, 1896 ATENT l mos WALTER E. siiioNs, F DUBLIN, CANADA.

TELEG RAPH eK EYt smoxmciimoxs forming art of Lsitm Potent No. 558,617, dated April 21, 1896.

v Apylicatlon'filed Samantha-1 1 E6591 K"552!3%T1' (m I I 7 To all whom it may concern.-

Be it known that I, WALTER ErSmoNslof Dublin, in the county of Perth and Province of ()ntai'io, Canada, have invented certain new and useful Improvements in Circuit-Closers for Telegraph-Keys, of which the following is a'speoificetion. v

This invention relates to meansfoninsmh isgthe closure of a telegraph-key when the 'seme is not in use; and it consists in the novel copsttuotion and combination of the 'perts' hereinafter fully described and claimed In the; drawings, Figure 1 is a side view, partly in section. Fig. 2 is a plan viemand Fig. 3 is an end view, of a telegraph-key constrneted according to this invention. Fig.4 is e erosssection taken on line a; a: in Fig.;:2. A is the base of the instrument.

' B is the operating-lever supported by the set-screws 2 and pivots 3, and 4 is thflidi nary front contact-point. I i

F is a spriDWizireuit-closier secured at one. end. below the point 4 and in contact time with. The free end of the spring F lms a double eye 1 sold a shoulder f, which 'nor-- mally rests upon the top of the lever B, so as to close the c'iieiiit.

E is a =,trip-lover pivoted on the pin 5, profleeting". fi'om the side of the lever F and hav- 0 ii g its lfi ont out]. bent upward mid provided with a button j, which projects through the button 6 on the operating-lever. 'lhe rear end of the lever E is provided witlge pin 7-,

x which engages with the bushes 8 of insulatiilg material oerried by the double eye I.

J is e bracket seemed to-tiie base Aiond o isn, spring interposed between the rear end 7 in pressing the rear end of the-lever Bdown ward.

holds it raised as long as the key isin use; When the button f is no longer depressed by When the button f isjclepr ssed, it raises thespring oirouit-oloser F off the lever B and the operator,'the eircuit-eloser F descends on v the leverB and closes the circuit. spring a operates to prevent the rear endof: the lever B from rising until theeircuitvcloserhas been raised. clear of the lever B. gilt Id 10 is provided for the lever E and maybe formed integral with or secured to the lever B.

7 hat I claim is i I 7 The combination, with a telegraph-key provided with an operating-lever and" a Icront contact-point; of a spring eirouit eelosez' ponnested with the fronteontect-poii and bearing downward on the said leverfie triplever pivoted to the operating-levee amlhaving its rear end pivoted to and insulated from the free end of the circuit-closer, and a. spring lever and operating toprevent it from rising ifntii the circuitcloser has been moved out of contact with it, substantiallyas set forth.

- WALTER E. SIMONE. Wit/messes:

'JOHN ROG-ER, Goo-S, Goonsvm';

' connected to the rear end of the operating-

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