USRE3483E - Improvement in wrenches - Google Patents

Description

Rissued June 1, 1869.

[Mum/roe UNITED STATES PATENT. OFFICE.

LORING GOES, OF WORCESTER, MASSACHUSETTS, ASSIGNEE, .BY MESNE ASSIGNMENTS, OF GEORGE O. TAFT.

IMPROVEMENT IN WRENCHES.

Specification forming part ofLetters Patent No. 40,590, dated November 10, 1863; Reissue No. 3,483, dated June 1, 1869.

To all whom it may concern:

. Be it known that GEORGE O. TAFT, of the city and county of Worcester, and

Commonwealth of Massachusetts, (lid invent a new and useful Improvement in Screw -\Vre11ches, of

I, clear, and exact escription, reference being had to the accompanying drawings, forming a part of this specification, in which t Figure 1 represents a perspective view of a oes Wrench having they said Tafts improvements applied thereto and Fig. 2 represents sections of detached parts of the wrench shown in Fig. 1.

Similar letters of refe in the drawings.

To enable those skilled in the art to make and use the said invention, 1 will describe the same more in detail.

he nature of the said Tafts wrench, thus obviating one, and only serious, objection to the said Goes wrench. am aware that the rosettes of screwwrenches have been constructed with screwthreads, and such devices are not claimed;

rence i ndicatc like parts What is claimed as the inventio GEORGE O. TAFT, and desired to by Letters Patent, is

n 1m proved Goes wrench, so constructed that the thrust or back strain of the rosetteback thrust or strain of the rosette-screw when screw, when the wrench is used, shall be borne t c wrench is used. In my said wrench the l y the shank instead of the handle of the rosette presses against the ferrule, and the ferwrench, substantially as described. rule in turn against the frontend of thehandle, notch formed at right angles to the whereby the handle was often split andfbroken. "line of motion of the movable jaw in the shank n the drawings, A is the shank of the ot'a oes wrench for relieving the handle wrench; B, the stationary jaw, and B the slidosette-screw, sub ing jaw, through the part B of which the operating-screw (J works. D is the rosette, formed in one piece with the screw 0, as shown,

11 of the said have secured stantially as described.

0 combination of two or more parallel grooves, d, in the shank A with two or more corresponding projections, c, on the rosette D, t e same not being spiral, but running at right angles to the line of motion of the aw, substantially as described.

LORING GOES. Witnesses:

THos. H. DODGE,

' GEo. H. MILLER.

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