Elastic ring fitting device

Details Elastic ring fitting device Elastic ring fitting device

1978-08-21

1980-01-15

Jones, Jr., James L.

Metal working

Method of mechanical manufacture

Assembling or joining

B29P 1102

Patent

active

041831322

ABSTRACT:
A device for fitting an elastic ring such as a piston seal, O-ring or the like into an inner circumferential groove of an article such as a hydraulic cylinder or the like. The device comprises a support supporting the article, a tubular retaining member having an inner circumferential groove, means supplying the elastic ring transversely into the groove of the retaining member through a cut-out portion formed in the retaining member, a chucking member adapted to be inserted into the retaining member and into the article for receiving the elastic ring from the retaining member and delivering the elastic ring into the article, means for deforming elastically at least a portion of the elastic ring radially inwardly in delivering the elastic ring from the retaining member to the chucking member, and a clamping mechanism provided on the chucking member for clamping the elastically deformed ring in translating the chucking member from the retaining member to the article.

REFERENCES:
patent: 3406441 (1968-10-01), Larsson
patent: 3553817 (1971-01-01), Lallak
patent: 3990138 (1976-11-01), Bellia
patent: 4091521 (1978-05-01), Dygert
patent: 4141129 (1979-02-01), Martini

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