US Patent: 2,125,945
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Torque Indication Wrench
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Patentee:
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Walter H. Montgomery (exact or similar names) - Washington, DC |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Dec. 21, 1937 |
Granted: |
Aug. 09, 1938 |
Patent Pictures:
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Walter H. Montgomery patent Aug. 9, 1938 |
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Stan Schulz
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Description: |
"Deflection beam" type torque wrench, using a series of flat plates for the shank, and a device to indicate the relative deflection caused by increasing load. The preamble of the specifications discusses the wrench in the context of pipe line couplings, etc.
Improvement to patent no. 1,728,552. Improved by patent no. 2,196,223. |
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