US Patent: 4,290,329
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| Torque Release Wrench of the Preset Type
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Patentee:
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| Talmage O. Green (exact or similar names) - Schaumburg, IL |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 09, 1979 |
| Granted: |
Sep. 22, 1981 |
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Stan Schulz
Snap-On Tools Company History
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Description: |
| Harry C. Alberts - patent attorney
Abstract
The structure in its preferred embodiment involves a preset control device for measuring instruments such as but not limited to torque release wrenches of the preset type wherein an elongated casing and handle confines a work engaging member, an elongated load translating member extends therefrom, and adjustible measuring instrumentalities are intergeared therewith to preset the turning load of release. The measuring instrumentalities are dominated by a simple and compact control unit disposed transversely of the elongated casing and handle member to provide a calibrated dial positoned to rotate in the path of a viewing opening in the casing for manual presetting to a selected load. More specifically, this calibrated dial is peripherally geared to mesh with a pinion fixed to a micrometer-like elongated screw which threadedly engages the work engaging translating member to synchronously set its position simultaneously with the rotary setting of the calibrated dial responsive to manually turning a knob fixed to an accessible end of the micrometer-like screw member. This provides a fully geared control unit to release the work engaging load translating member in relation to a trip element adjustably fixed to the interior of the elongated housing in the path of the translating member.
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