Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 36,289
Improvement in Pipe-Wrenches
Improved Wrench for Grasping and Turning Gas-Pipes, Bolts and Any Article of Cylindrical Form
Patentee:
Henry V. Faries - Indianapolis, IN

USPTO Classifications:
81/99

Tool Categories:
wrenches : pipe wrenches
wrenches : wrench adjustment types : self-adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Curran E. McDonald
E. B. Frink

Patent Dates:
Granted: Aug. 26, 1862

Patent Pictures:
Henry V. Faries patent Aug. 26, 1862
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
An external spring presses a hook-shape jaw against a toothed stationary jaw section on the main shank.

"Self-adjusting" swinging hook jaw pipe wrenches of this general layout were revisited in numerous patents.

Copyright © 2002-2017 - DATAMP