US Patent: 2,771,804
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| Predetermined Torque Release Wrench
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Patentees:
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| Bernard R. Better (exact or similar names) - Chicago, Cook County, IL |
| John W. Lehde, Jr. (exact or similar names) - Chicago, Cook County, IL |
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Patent Dates:
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| Applied: |
May 09, 1955 |
| Granted: |
Nov. 27, 1956 |
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Joel Havens
"Vintage Machinery" entry for Scully-Jones & Co.
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Description: |
| Claim:
In a nut setter, the combination of a driving member having a tapered bore, a driven member mounted in said driving member and having a tapered portion opposed to the tapered bore and having a plurality of Longitudinal evenly spaced cams on the tapered portion with non-driving areas between the cams, a roller cage, rollers in said cage for engagement with said tapered and cam surfaces, means for adjusting the driven member axially with respect to the driving member for increasing or decreasing the driving torque, and means for connecting the driven member to the nut to be set. |
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