Fluid handling – Line condition change responsive valves – Direct response valves
Reexamination Certificate
2006-03-16
2009-10-13
Rivell, John (Department: 3753)
Fluid handling
Line condition change responsive valves
Direct response valves
C137S625680
Reexamination Certificate
active
07600531
ABSTRACT:
The invention relates to a valve with a central guide and a check valve. The check valve and valve form an integrated component, the check valve being formed by a band which is shaped into a ring and is arranged in an internal groove.
REFERENCES:
patent: 699273 (1902-05-01), Wolski
patent: 894286 (1908-07-01), Reineking
patent: 1746855 (1930-02-01), French
patent: 1860163 (1932-05-01), Wyzenbeek
patent: 2649105 (1953-08-01), Stout et al.
patent: 2781059 (1957-02-01), Frey
patent: 2918941 (1959-12-01), Whiting
patent: 3783590 (1974-01-01), Allen
patent: 3882891 (1975-05-01), Viles et al.
patent: 4051864 (1977-10-01), Iwatsuki
patent: 4241758 (1980-12-01), Eiermann
patent: 5323806 (1994-06-01), Watari et al.
patent: 6899126 (2005-05-01), Weigand et al.
patent: 7240768 (2007-07-01), Sageman
patent: 2003/0070713 (2003-04-01), Cornea et al.
patent: 2004/0244852 (2004-12-01), Cornea et al.
patent: 2 025 168 (1971-12-01), None
patent: 2 043 002 (1972-03-01), None
patent: 3829698 (1989-03-01), None
patent: 0 069 531 (1986-02-01), None
patent: 1 291 563 (2003-03-01), None
patent: 525481 (1921-09-01), None
patent: 996121 (1951-12-01), None
patent: 2 161 583 (1986-01-01), None
patent: 55072965 (1980-06-01), None
patent: 5713094 (1982-01-01), None
Cornea Marius
Paschen Uwe
Patze Helmut
Brown Macade
Hydraulik-Ring GmbH
Lipsitz & McAllister LLC
Rivell John
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