Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 1,614,170
Adjustable Wrench
Patentee:
George S. Ainsley - Indianapolis, Marion County, IN

USPTO Classifications:
81/126, 81/127

Tool Categories:
wrenches : pipe wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Nov. 12, 1926
Granted: Jan. 11, 1927

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
Hood & Hahn - patent attorneys

I claim as my invention:

1. A wrench comprising a handle having at its upper end a gear and an offset portion opposite said gear, a lower jaw having a shank provided on its inner face with a rack engaging said gear and an upper jaw having a shank pivotally connected at its lower end to said offset and means for holding, the rack of the first jaw in engagement with the gear.

2. A wrench comprising a handle having a gear at its upper end and an offset extending opposite to said gear, a lower jaw having a shank provided with a rack engaging said gear, an upper jaw having a shank pivotally connected to said offset and a strap embracing the shank of the lower jaw and pivotally connected to said handle.

3. A wrench comprising a handle having at its upper end a gear and an offset member opposite said gear, a lower jaw having a shank provided with a rack meshing with said gear, an upper jaw having a shank pivotally connected at its lower end to said offset and a strap embracing said jaws and pivotally connected to the handle.

4. A wrench comprising a handle having at its upper end a gear and an offset opposite said gear, a lower jaw having a shank provided with a rack- meshing with said gear, an upper jaw having a shank pivotally connected with said offset, the back of said shank being arcuate and a strap embracing said shanks and pivotally connected to the handle.

Copyright © 2002-2019 - DATAMP