Quick coupling

Details Quick coupling Quick coupling

2007-09-25

2007-09-25

Bochna, David (Department: 3679)

Pipe joints or couplings

Essential catch

Resilient ring

C285S307000, C285S308000

Reexamination Certificate

active

11049954

ABSTRACT:
A quick coupling comprising a body with a conical opening and an outside thread, a nut with a central through orifice and a cylindrical counterbore extending the through orifice and tapped over its portion that is remote from the through orifice, and a conical surface connecting the through orifice to the counterbore, the coupling comprising a ring housed in the counterbore of the nut, the ring having a front face directed towards the thread that is fitted with a sealing gasket whose rear face facing towards the coupling surface co-operates therewith to define a radial expansion housing for a split spring washer.

REFERENCES:
patent: 2349180 (1944-05-01), Lamont
patent: 3361453 (1968-01-01), Brown et al.
patent: 4063760 (1977-12-01), Moreiras
patent: 4235461 (1980-11-01), Normark
patent: 4848802 (1989-07-01), Wolf et al.
patent: 5084954 (1992-02-01), Klinger
patent: 5351998 (1994-10-01), Behrens et al.
patent: 0610538 (1994-08-01), None

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