US Patent: 1,142,426
|
Wrench
|
Patentee:
|
|
Alton B. Heimbach (exact or similar names) - Duluth, MN |
|
Patent Dates:
|
Applied: |
May 15, 1914 |
Granted: |
Jun. 08, 1915 |
Patent Pictures:
[
1 | 2 | 3
]
|
|
Alton B. Heimback Patent June 8, 1915 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Stan Schulz
|
Description: |
A cam-action end at the pivot end of the swinging handle pulls the rack on the inside face of the movable jaw against a corresponding rack on the face of the main shank.
A known example is marked "QUICK GRIP WRENCH CO. DULUTH MINN. // PAT. JUNE 8, 1915."
Most HEIMBACH patent wrenches incorporate some features covered in his May 10, 1921 patent (no, 1,377,772), including a curved end fixed jaw rather than the "hammer poll" style jaw shown in this patent. |
|