US Patent: 505,513
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Wrench
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Patentee:
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Jerry Foley (exact or similar names) - Syracuse, NY |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Apr. 17, 1893 |
Granted: |
Sep. 26, 1893 |
Patent Pictures:
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Jerry Foley patent September 26, 1893 |
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Stan Schulz
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Description: |
Quick adjust -- interrupted threads on the adjusting screw have corresponding interrupted threads in the interior of the movable jaw. A secondary adjusting nut and shaft in the bolster provide additional adjustment to compensate for slack in the primary adjustment.
The corresponding Canadian patent is CA-45,291 issued Feb. 9, 1894. |
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