Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 545,304
Pipe Tongs
Patentee:
John E. Nelson - Evansville, MN

USPTO Classifications:
81/383, 81/426, 81/427

Tool Categories:
wrenches : pipe wrenches : pipe tongs

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
T. Carlsen
E. C. Carlsen
O. Kron
Herman Holstrom

Patent Dates:
Applied: Jan. 28, 1895
Granted: Aug. 27, 1895

Patent Pictures:
Johne E. Nelson patent August 27, 1895
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
The lever handle closes the movable jaw through an intermediate link which compounds the leverage applied to the gripping jaw. A spring acts to open the jaws.

Copyright © 2002-2020 - DATAMP