Pneumatic hydraulic hand-held power unit

Details Pneumatic hydraulic hand-held power unit Pneumatic hydraulic hand-held power unit

1983-02-18

1985-02-05

Bray, W. D.

Metal deforming

With means to drive tool

Including pneumatic- or fluid-actuated tool support

92111, 92 85R, 72391, B21J 1534

Patent

active

044971974

ABSTRACT:
A pneumatic hydraulic hand-held riveting tool having a pneumatic operative means arranged to generate pressure upon a hydraulic fluid whereby a rivet set plunger is brought into contact with a rivet to be set without deformation of the rivet, and being further arranged to generate hydraulic pressure on the rivet set plunger effective to set the rivet, as well as to provide rapid hydraulic pressure relief.

REFERENCES:
patent: 1940304 (1933-12-01), Jackson
patent: 2329709 (1943-09-01), Fischer
patent: 4118969 (1978-10-01), Corbett
patent: 4259858 (1981-04-01), Freeman et al.

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