Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 991,681
CARRIAGE WRENCH
Patentee:
Chester A. Winchenbach - Waldboro, ME

USPTO Classifications:
76/5.4, 81/147, 81/384, 81/391, 81/426.5

Tool Categories:
wrenches : axle nut wrenches

Assignees:
None

Manufacturer:
Chester A. Winchenbach - Waldboro, ME

Witnesses:
M. L. Palmer
Ett Curtis
E. S. Crowell
C. H. Curtis

Patent Dates:
Applied: Aug. 15, 1910
Granted: May 09, 1911

Patent Pictures: [ 1 | 2 ]
Chester A. Winchenbach Patent May 9, 1911
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
The outer jaw segment is adjustable. It has teeth that engage rack teeth cut in the wrench frame. The inner jaw pivots. It is moved by the auxiliary lever. The wrench frame and lever are made of bent flat iron. Known example marked only with the patent date.

Copyright © 2002-2017 - DATAMP