Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 442,479
Combined Clevis and Wrench-Bolt
Patentee:
George Evans (exact or similar names) - Clarksdale, MS

USPTO Classifications:
278/96.2

Tool Categories:
agricultural : clevises
wrenches : auxiliary wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Fred G. Dieterich
Edw. W. Byrne
W. D. Cutrer
Al. Jackman

Patent Dates:
Applied: Jul. 22, 1890
Granted: Dec. 09, 1890

Patent Pictures:
George Evans patent December 9, 1890
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
Description:
The wrench jaws have a spring between them, and a butterfly bolt to close them. The jaws may be roughened to grip pipe.

The majority of the specification deals with the clevis.

Copyright © 2002-2024 - DATAMP