Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 430,656
Combination Nut and Pipe Wrench
Patentee:
Erastus Edwin King - Lees Summit, MO

USPTO Classifications:
7/139, 81/138

Tool Categories:
wrenches : pipe and nut combination wrenches

Assignees:
None

Manufacturer:
King & Hough - Lees Summit, MO

Witnesses:
J. C. Tennison
S. B. Bowin
W. S. Duvall
J. M. Witherow

Patent Dates:
Applied: Dec. 20, 1889
Granted: Jun. 24, 1890

Patent Pictures: [ 1 | 2 ]
Erastus Edwind King patent June 24, 1890
USPTO pdf tiff
Google Patents
Report data errors or omissions
Martin J. Donnelly Antique Tools
Description:
The thumb lever releases a spring-tensioned pawl lever that engages rack teeth on the shank of the movable jaw. The movable jaw is moved to close by a compression spring. The operating mechanism is enclosed.

Corresponding British patent 9,792 (GB-189009792) of 1890 is dated June 24, 1890.

"An extremely rare example of KING'S PATENT NUT WRENCH as produced by King & Hough, Lees Summit, Missouri under the terms of patent number 430,656, issued on June 24, 1890. A thumb lever releases the lower jaw mechanism to precisely adjust in place. This is the first example of this rare wrench that we have ever offered for sale." -- Description courtesy and copyrighted by Martin J. Donnelly Antique Tools

Copyright © 2002-2017 - DATAMP