Home
|
FAQ
Search:
Advanced
|
Person
|
Company
|
Type
|
Class
Login
Quick search:
Patent number:
Patent Date:
US Patent: 455,183
Wrench
Patentee:
James Dushane (
exact
or
similar
names) - South Bend, IN
USPTO Classifications:
81/356
,
81/363
,
81/389
,
81/427
Tool Categories:
wrenches
:
wrench adjustment types
:
screw adjust wrenches
wrenches
:
wrench adjustment types
:
quick adjust wrenches
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
J. R. Mansfield
O. W. Seville
Rufus Romine
Jeanie Anderson
Patent Dates:
Applied:
Nov. 22, 1890
Granted:
Jun. 30, 1891
Patent Pictures:
James Du Shane patent June 30, 1891
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
Screw adjust nut wrench with lever handle and toggle linkage to provide extra jaw movement to tighten the grip. The lever linkage may include springs to open the jaws when the grip on the lever handle is relaxed.
Copyright © 2002-2025 - DATAMP