Power tong

Details Power tong Power tong

1980-11-03

1982-09-21

Jones, Jr., James L.

Tools

Wrench, screwdriver, or driver therefor

Machine

B25B 1700

Patent

active

043500625

ABSTRACT:
An open-mouth power tong of the type used to make up and break out threaded connections between tubular members includes an improved mechanism for properly aligning the pipe when it is gripped by the tong so that the pipe may be rotated evenly about its axis.

REFERENCES:
patent: 2879680 (1959-03-01), Beeman et al.
patent: 3180186 (1965-04-01), Catland
patent: 3261241 (1966-07-01), Catland
patent: 4084453 (1978-04-01), Eckel
patent: 4089240 (1978-05-01), Eckel

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