Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 89,461
Wrench
Improvement in Pawl-Wrenches and Braces
Patentee:
George W. Bishop (exact or similar names) - Stamford, CT

USPTO Classifications:
81/30, 81/58.5

Tool Categories:
wrenches : ratchet wrenches
woodworking tools : braces : ratchet braces

Assignees:
New England Manufacturing Works Co. - Stamford, CT

Manufacturer:
New England Manufacturing Works & Co. - Stamford, CT

Witnesses:
Robert Fairchild
Alvin Walker

Patent Dates:
Granted: Apr. 27, 1869

Patent Pictures:
George W. Bishop Pat. April 27, 1869
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Stan Schulz
"Vintage Machinery" entry for New England Manufacturing Works & Co.
Description:
A cam-faced lever bears on the outside of a drill chuck or wrench socket. Neither the cam face or exterior of the chuck / socket have teeth. A stop pin limits "lost motion" of the lever.

Copyright © 2002-2024 - DATAMP