Seal for a joint or juncture – Seal between fixed parts or static contact against... – Contact seal for a pipe – conduit – or cable
Reexamination Certificate
2006-06-20
2006-06-20
Pickard, Alison K. (Department: 3673)
Seal for a joint or juncture
Seal between fixed parts or static contact against...
Contact seal for a pipe, conduit, or cable
C277S641000, C277S644000
Reexamination Certificate
active
07063329
ABSTRACT:
A fitting having an axial end with a front face having an annular groove of half dovetail configuration for receiving a seal. The annular groove having a generally flat base portion, a first and a second side wall generally perpendicular with the base portion and a mouth portion generally opposite the flat base portion. The first side wall having a proximal first portion contiguous and perpendicular with the base portion, an inwardly angled flat portion contiguous with the proximal first portion, and an arcuate portion having a first end contiguous with the inwardly angled flat portion and a second end that ends into the mouth portion. The seal having a trapezoidal cross sectional area with a first flat wall, a second wall contiguous with the first wall, a third wall contiguous with the second wall, parallel with the first wall and having a shorter length than the first wall, and a fourth wall contiguous with the third and first wall. Wherein, while the seal is installed within the annular groove and not under compression, the seal second wall abuts the groove flat base portion, a portion of the seal third wall abuts the groove first side wall, and a portion of the fourth wall abuts the first flat surface of the inwardly angled lip portion.
REFERENCES:
patent: 2876024 (1959-03-01), Lorscheidt
patent: 3575431 (1971-04-01), Bryant
patent: 3910555 (1975-10-01), Bertrem et al.
patent: 4113268 (1978-09-01), Simmons et al.
patent: 4744572 (1988-05-01), Sahba et al.
patent: 4828274 (1989-05-01), Stannard
patent: 4874009 (1989-10-01), Pickerrell et al.
patent: 5112039 (1992-05-01), Walker
patent: 5482297 (1996-01-01), Burns et al.
patent: 5511518 (1996-04-01), Jain et al.
patent: 5692758 (1997-12-01), Wikstrom
patent: 5797603 (1998-08-01), Voirol et al.
patent: 5873576 (1999-02-01), Dietle et al.
patent: 6315302 (2001-11-01), Conroy et al.
patent: 6328316 (2001-12-01), Fukuhara et al.
patent: 6676131 (2004-01-01), Hedin
Anderson Herbert G.
Beier Jeffry J.
King Tillman S.
Patel Hiralal V.
Parker-Hannifin
Pickard Alison K.
Pophal Joseph J.
Whitman Daniel J
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