Pipe joints or couplings – Essential catch – Pivoted
Reexamination Certificate
2005-07-12
2005-07-12
Bochna, David (Department: 3679)
Pipe joints or couplings
Essential catch
Pivoted
C285S319000, C285S317000
Reexamination Certificate
active
06916050
ABSTRACT:
A female snap-on connection is provided for cooperating with a male catching end piece with central barrel and flange ring. The snap-on connection includes a body made of rigid plastic material and a tubular portion with raised parts for connection to a pipe and a portion forming a stepped cylindrical cavity to receive at least the barrel end, and at the front of the body, a lock made of rigid plastic material to be urged to lock the flange ring once the latter is set in plane, the lock and the body are secured together by at least a flexible part so as to form a single piece, at least an annular joint ensuring tightness; the lock tilts on a hinge pin formed by the flexible part(s).
REFERENCES:
patent: 4793639 (1988-12-01), Glover et al.
patent: 3933590 (1991-02-01), None
patent: 29514822 (1996-01-01), None
patent: 0530485 (1993-03-01), None
patent: 0605801 (1994-07-01), None
patent: 0982525 (2002-12-01), None
patent: 2753774 (1998-03-01), None
patent: 9828566 (1998-07-01), None
Bochna David
Dykema Gossett PLLC
Nobel Plastiques
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