Pipe joints or couplings – With fluid pressure seal – With expansible chamber means
Patent
1989-06-23
1992-02-25
Reese, Randolph A.
Pipe joints or couplings
With fluid pressure seal
With expansible chamber means
285249, 285323, 285113, F16L 1704
Patent
active
050907417
ABSTRACT:
A hose end fitting for sealed connection to a hose, comprising: a first cylindrical member having a reduced diameter bore portion and an enlarged diameter bore portion connected to the reduced diameter bore portion; a second cylindrical member axially slidable within the enlarged diameter bore portion of the first cylindrical member and having a radial flange portion and an axial tubular portion extending from the radial flange portion, the radial flange portion being provided with a sealing member, and the axial tubular portion being provided with a sealing member; hose end gripping means provided within the enlarged diameter bore portion of the first cylindrical member and radially expandable and constrictable, the hose being gripped by the hose end gripping means which is radially constricted by axial outward movement of the second cylindrical member; and stopping means received in the enlarged diameter bore portion and adapted to limit axial movement of the second cylindrical member and the hose end griping means.
REFERENCES:
patent: 2460653 (1949-02-01), Raybould
patent: 2513115 (1950-06-01), Sprigg
patent: 2935343 (1960-05-01), Ellis
patent: 4157843 (1979-06-01), Trnka et al.
patent: 4229029 (1980-10-01), Boyer et al.
patent: 4282175 (1981-08-01), Volgstadt et al.
patent: 4798404 (1989-01-01), Iyanicki
patent: 4906028 (1990-03-01), Yokomatsu et al.
patent: 4906030 (1990-03-01), Yokomatsu et al.
Kato Shinichiro
Mine Kenji
Yokomatsu Takahiro
Bridgestone Flowtech Corporation
Reese Randolph A.
Thompson Jeffrey L.
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