Measuring and testing – Dynamometers – Responsive to torque
Patent
1985-01-22
1987-02-17
Ruehl, Charles A.
Measuring and testing
Dynamometers
Responsive to torque
73770, B25B 23142, G01L 524
Patent
active
046430300
ABSTRACT:
A torque wrench having a torque plug integral with the back side of the torque wrench handle and with strain sensing elements mounted on the torque plug and connected to signal processing circuits supported by the handle which control a digital display unit mounted on the handle. The processing circuits include a peak hold detector enabling display of the peak torque value during a torquing operation, and a peak hold response delay insuring capture of the peak torque value.
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Becker Thomas P.
Grover Donald D.
Kaufman Glenn A.
Olson Gene E.
Stout Christopher B.
Ruehl Charles A.
Snap-on Tools Corporation
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