Hydraulic force producing device

Details Hydraulic force producing device Hydraulic force producing device

1980-06-11

1982-04-20

Jones, Jr., James L.

Tools

Wrench, screwdriver, or driver therefor

Machine

81 5729, 81 5739, 81 581, B25B 1700

Patent

active

043252745

ABSTRACT:
A hydraulically operated device for applying a force to a component, for example to tighten a component such as a nut comprises a square peg to engage the nut, first hydraulic means in the form of a motor to rotate the square peg rapidly and second hydraulic means in the form of a piston and co-operating arm arrangement to rotate the pegs slowly with a substantial force.

REFERENCES:
patent: 1698618 (1929-01-01), Bigelow
patent: 2952176 (1960-09-01), Mitchel
patent: 4141262 (1979-02-01), Smith

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