US Patent: 2,708,384
|
| Wrench having box type pivotable jaws ratchetable on workpiece
|
|
Patentee:
|
|
| Morley Mann (exact or similar names) - Chicago, IL |
| USPTO Classifications: |
| 81/91 |
| Manufacturer: |
| Not known to have been produced |
|
|
Patent Dates:
|
| Applied: |
Mar. 23, 1953 |
| Granted: |
May 17, 1955 |
|
Patent Pictures:
|
|
Patent 2,708,384 - edited drawing |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
Description: |
| "Ratchet action on jaws; a sliding latch to lock the jaws to form a box wrench or hold the jaws "open"; the head pivotally mounted to the handle.
Prior patents 771,451, 797,662, 1,924,393, 1476,369, 2,537,838 and 2,591,788 cited as references. Cited in 2,814,225 ; an improved version received 2,823,568.
Corresponding Canadian patent CA-518,895 was published Nov. 29, 1955. |
|
