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Publication numberUS1826765 A
Publication typeGrant
Publication dateOct 13, 1931
Filing dateJan 5, 1931
Priority dateOct 25, 1930
Publication numberUS 1826765 A, US 1826765A, US-A-1826765, US1826765 A, US1826765A
InventorsGottfried Gang
Original AssigneeGottfried Gang
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
US 1826765 A
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)


Oct. 13, 1931.

WRENCH Filed Jan.

Patented Oct. v13, 1931 MED-Sumsj GOTTFBIEDGNG, or tisana, NEAR ZURICH, SWITZERLAND WRENCH Application med January 5,1931, serial No. 506,716, ma yin Germany october 25, 1ssoi-V This invention relates to a wrench which can be employed as pipe wrench and also as bolt wrench, and is adapted to be used` ory different sizesof bolts andl pipes. l This is attained according to'tl1e,invention in that the wrench handle consists of a plurality of superposed plates rigidly connected together, oscillatable in a hollow Wrenchjaw body around a commonl pivot and terminate in tongues, some oi: which'engage directly and the others through thefin-y Vterniediaryof blades rotatably mounted in the wrenchjaw body, in horn-like claws, and*v turn these claws in opposite directions around their axle on the handle being turned, so that the jaw aperture formed by the claws nar-y rows, and in this manner the work introducedY between Vthe -claws is rigidly held thereby. n An embodiment of the invention isillustrated by way of example in the accompany-V ,p i

ing drawings in which:

Fig. l shows the wrench in side elevation.

Fig. 2 is a section on line 2-v-2 of Fig. 4f. Fig. 3 is a section on line 3-3 of Fig. 4. n Fig. 4 is a longitudinal section on line 4-4 of Fig. 1.

^ workv inserted therein.

I claim: Y Y

13.1. wrench,` comprising in combination a handle composedv of a plurality of superposed plates, rigidlyconneeted together, a hollow jaw` body, a common axle for said plates in 55 saidj aw body, horn-like claws in 'said jaw body, a tongue on the end of each of said plates some of saidl tongues engaging in a correspondingjnumber of said horn-like claws, a pin in said jaw body, and intermedi-3 0 i l s i ate blades one for each of saidtongues not engaging directly with claws said blades os- 'cillatably mountedon said `pin engaging with the corresponding tongues and vclaws so that on said handle being turned said' claws are 65 oscillatedaround their axle, thereby narrowing the mouth of the wrench and gripping the v l In testimony whereof I aiiiX-my signature. f GOTTFRIED GNG.

The handle ot the wrench consists,apart from the cover plates a which can loe-omitted,

, ed in the milled out wrench jaw body c so that they can be turned around an axle k. The plates terminate in tongues d, some of which engage directly and the others through claws 7c. These claws are-located in the wrench jaw body c at its jaw aperture g,

of a plurality of plates b, whichare mountjy the intermediary of blades ein horn-like whereas the blades @are rotatable mounted 4 on an axle it in the body e. The claws f and other. Thus the aperture formed-between,

these claws is narrowed and the work rigidly gripped between the claws.

also the tongues CZ are connected by springs Y Y ion" geo

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US2573421 *Jun 3, 1947Oct 30, 1951Feiring Monroe JCam actuated pivoted jaw wrench
US3044335 *May 1, 1958Jul 17, 1962Keranen Alfred AMovable jaw wrench
US3979979 *Nov 7, 1975Sep 14, 1976Consolidated Devices, Inc.Drive socket
US3985050 *May 2, 1975Oct 12, 1976Lurie Charles LPivoted jaw pipe wrench of the three-arm lever type
US5347892 *Mar 11, 1993Sep 20, 1994Moetteli John BSocket retainer for thin-wall drive member
US6971287Jan 19, 2005Dec 6, 2005Easco Hand Tools, Inc.Reversible ratcheting tool with improved control member
US6988429Jan 6, 2004Jan 24, 2006Easco Hand Tools, Inc.Reversible ratcheting tool with improved control member
US7059219Jan 19, 2005Jun 13, 2006Easco Hand Tools, Inc.Reversible ratcheting tool with improved control member
US20050145075 *Jan 6, 2004Jul 7, 2005Lee Pei Y.Reversible ratcheting tool with improved control member
US20050155464 *Jan 19, 2005Jul 21, 2005Easco Hand Tools, Inc.Reversible ratcheting tool with improved control member
US20050155465 *Jan 19, 2005Jul 21, 2005Easco Hand Tools, Inc.Reversible ratcheting tool with improved control member
U.S. Classification81/90.2, 76/114
International ClassificationB25B13/00, B25B13/10, B25B13/28
Cooperative ClassificationB25B13/28, B25B13/10
European ClassificationB25B13/10, B25B13/28