Torque regulating coupling

192 clutches and power-stop control – Clutches – Torque responsive

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Details

81477, 173180, 192 551, F16D 4320, B25B 23157

Patent

active

055358675

ABSTRACT:
A torque regulating coupling for use with an impact wrench drive and socket, the coupling for connecting an impact wrench drive to the a wrench socket used to tighten threaded fasteners so that the maximum torque applied to the fastener can be limited to a predetermined value. The coupling featuring a slider, movably mounted within in a coupling body which is adapted to be connected to the wrench drive. Additionally, the coupling includes a multi-element, torque transmission member axially disposed within the coupling body and arranged to be connected to a wrench socket for engaging the fastener. Still further the coupling includes a an adjustment mechanism that has a sleeve and position pin in one form and sleeve and gear train in another for locating the slider along the length of the transmission member to regulate the maximum amount of torque delivered from the wrench drive to the fastener.

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patent: 5048381 (1991-09-01), Allen et al.

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