US181699A - Improvement in wrenches - Google Patents

Improvement in wrenches Download PDF

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Publication number
US181699A
US181699A US181699DA US181699A US 181699 A US181699 A US 181699A US 181699D A US181699D A US 181699DA US 181699 A US181699 A US 181699A
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Prior art keywords
wrenches
improvement
arms
mcdonough
thomas
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Expired - Lifetime
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING
    • B25B13/00—Spanners; Wrenches
    • B25B13/10—Spanners; Wrenches with adjustable jaws
    • B25B13/12—Spanners; Wrenches with adjustable jaws the jaws being slidable

Definitions

  • a and B are the two arms, pivoted at U, which form the body of the wrench. These arms are each provided with ajaw at both ends, as shown.
  • a and b are curved slots cut through the arms, and crossing each other nearly at right angles in all positions of the arms.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Fiber Materials (AREA)

Description

T. McDONOUGH.
wnnncn.
Patented Aug. 29, 1876.
NPETERS. MTG-LITMQGRAPMER, WASHINGTON. D c
UNITED STATES PATENT OFFIG',
THOMAS MGDONOUGH, OF MONT CLAIR, NEW JERSEY.
IMPROVEMENT IN WRENCHES.
Specification forming part of Letters Patent No. 1 81,699, dated August 29, 1876; application filed February 26, 1876.
To all whom it may concern:
Be it known that I, THOMAS MCDONOUGH,
of Mont Olair, Essex county, New Jersey, have invented Improvements in Wrenches, of which the following is a specification My invention consists in the construction and arrangement of the several parts composing a wrench, which I will proceed to describe.
In the accompanying drawing, A and B are the two arms, pivoted at U, which form the body of the wrench. These arms are each provided with ajaw at both ends, as shown.
a and b are curved slots cut through the arms, and crossing each other nearly at right angles in all positions of the arms.
I) is a clamp-screw, that passes through the THOMAS McDONOUGH. Witnesses N. O. PILLSBURY, HUGH GALLAGHER.
US181699D Improvement in wrenches Expired - Lifetime US181699A (en)

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US181699A true US181699A (en) 1876-08-29

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2814226A (en) * 1956-04-06 1957-11-26 Marloc Entpr Ltd Adjustable wrench
US20140260816A1 (en) * 2013-03-14 2014-09-18 William Frank Budleski Opposing force tool drive system
US20150059535A1 (en) * 2013-09-03 2015-03-05 Vernon James Ford, JR. Locking V Hinge Tool Device
US20170001285A1 (en) * 2015-07-02 2017-01-05 Shu-Min Chen Wrench with slidbale operation members forming mulitple clamping options

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2814226A (en) * 1956-04-06 1957-11-26 Marloc Entpr Ltd Adjustable wrench
US20140260816A1 (en) * 2013-03-14 2014-09-18 William Frank Budleski Opposing force tool drive system
US20150059535A1 (en) * 2013-09-03 2015-03-05 Vernon James Ford, JR. Locking V Hinge Tool Device
US9248555B2 (en) * 2013-09-03 2016-02-02 Vernon James Ford, JR. Locking V hinge tool device
US20170001285A1 (en) * 2015-07-02 2017-01-05 Shu-Min Chen Wrench with slidbale operation members forming mulitple clamping options

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