Wrenches and other hand tools

Details Wrenches and other hand tools Wrenches and other hand tools

1977-01-07

1978-09-12

Ruehl, Charles A.

Measuring and testing

Brake testing

Single wheel rotating and resistance measuring means

81 525, B25B 23142

Patent

active

041127498

ABSTRACT:
A torque unit for use as an accessory to a conventional socket spanner or other wrench-type tool has a body which can be mounted at a selected position along the tool handle and a member movable relative to the body through which a turning moment is applied by the user, the unit including resilient means, preferably adjustable, biasing said member in opposition to the turning moment and warning means giving a signal sensed by the user, conveniently a sudden displacment and noise, when the load transmitted by the resilient means exceeds a predetermined level in use, of which the following is a specification.

REFERENCES:
patent: 2786378 (1957-03-01), Ethington et al.
patent: 3546933 (1970-12-01), Crabovac

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