US Patent: RE2,283
|
Pipe Wrench Improvement in Pipe-Tongs
|
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Granted: |
Jun. 12, 1866 |
Reissue Information: |
Reissue of 19,842 (Apr. 06, 1858) |
Patent Pictures:
|
|
Allan Beach, Assignee of Henry H. Gilmore, Pat. June 12. 1866 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Stan Schulz
|
Description: |
The adjustment of this pipe-tongs is held by the wedge action of a tapered thrust washer bearing against the tapered thickness of the bearing surface surrounding the slot in which the pivot moves. |
|