Hose fitting

Details Hose fitting Hose fitting

1990-09-25

1992-09-29

Reese, Randolph A.

Pipe joints or couplings

With fluid pressure seal

With expansible chamber means

285104, 285323, 285243, F16L 3316

Patent

active

051509253

ABSTRACT:
A hose fitting comprising a first cylindrical member having a small diameter bore portion and a large diameter bore portion connected to the small diameter bore portion, a second cylindrical member axially slidable within the large diameter bore portion and having a radial flange portion and an axial tubular portion extending from the radial flange portion, a sleeve provided within the large diameter bore portion and having an inclined surface, a collet provided between the second cylindrical member and the sleeve and having an outer surface engageable with the inclined surface of the sleeve, the collet being further formed at its inner circumferential portion with an inner circumferential edge, the inner circumferential edge being adapted to bite on the hose when no internal fluid pressure is applied within the small diameter bore portion and when the hose is pulled out axially outwardly, the hose being firmly fixed between the collet and the second cylindrical member by axial outward movement of the collet when an internal fluid pressure is applied within the small diameter bore portion, and a stop member received in the large diameter bore portion and adapted to limit axial movement of the sleeve and collet.

REFERENCES:
patent: 1428949 (1922-09-01), Eastman
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patent: 3999783 (1976-12-01), Legris
patent: 4157843 (1979-06-01), Trnka
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patent: 4229029 (1980-10-01), Boyer et al.
patent: 4282175 (1981-08-01), Volgstadt et al.
patent: 4431216 (1984-02-01), Legris
patent: 4445714 (1984-05-01), Kisiel
patent: 4498691 (1985-02-01), Cooke
patent: 4712813 (1987-12-01), Passerell et al.
patent: 4775171 (1988-10-01), Marshall

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