US Patent: 2,200,093
|
| Pipe Wrench
|
|
Patentee:
|
|
| James W. McNeil (exact or similar names) - Hoboken, NJ |
| USPTO Classifications: |
| 81/69 |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Applied: |
Oct. 18, 1938 |
| Granted: |
May 07, 1940 |
|
Patent Pictures:
|
|
James W. McNeil patent May 7, 1940 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
Description: |
| The spring / ball detent structure in Fig.3 is to hold the head in "chain relaxed" position until pressure is applied to the handle to tighten the chain's grip. |
|
