Brake apparatus for power wrench

Details Brake apparatus for power wrench Brake apparatus for power wrench

1979-08-20

1981-09-29

Jones, Jr., James L.

Tools

Wrench, screwdriver, or driver therefor

Machine

81 5718, 188 77R, 188 83, B25B 1700

Patent

active

042915988

ABSTRACT:
An improved power tong brake apparatus provides an integral drum secured at a preferably integral mounting flange to the power tong jaw carrier. The drum has an exposed braking surface portion contacted during operation by a cooperating shoe which is adjustably attached to the tong housing.

REFERENCES:
patent: 2151892 (1939-03-01), Brauer
patent: 2646081 (1953-07-01), Ritsky
patent: 2650070 (1953-08-01), Lundeen
patent: 2989880 (1961-06-01), Hesser et al.

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