US Patent: 2,484,492
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| Segmental Box-Type Wrench With Pivoted Levers
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Patentee:
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| John C. Dingley (exact or similar names) - Rexburg, ID |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Aug. 12, 1946 |
| Granted: |
Oct. 11, 1949 |
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Patent Pictures:
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John C. Dingley patent Oct. 11, 1949 |
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Stan Schulz
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Description: |
| A wrench of the "closed-in type" -- "..the wrench being once fitted on a nut in an obscure and unhandy place, will not slip off in case the users' hand slips off of the said wrench."
Two halves pivoted at the mid-point that latch together when closed.
Patent nos. 269,902, 784,151, 1,261,540, 1,343,882, 1,448,622, 1,481,517 and a 1926 German patent are cited as references. |
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