Non-return valve with a ball-shaped valve body

Details Non-return valve with a ball-shaped valve body Non-return valve with a ball-shaped valve body

2007-02-27

2011-12-27

Lee, Kevin (Department: 3753)

Fluid handling

Systems

Flow path with serial valves and/or closures

C137S533110

Reexamination Certificate

active

08082949

ABSTRACT:
In the non-return valve of this invention, at its outlet there is a blade gate (1) and at least a part of the body (2) makes for a uniform cast of the valve body (3).

REFERENCES:
patent: 1674879 (1928-06-01), Atkinson
patent: 1749098 (1930-03-01), Boosey
patent: 2103427 (1937-12-01), Long
patent: 3741243 (1973-06-01), Deibler et al.
patent: 4422472 (1983-12-01), Klein
patent: 4687023 (1987-08-01), Harbison et al.
patent: 5709242 (1998-01-01), Bergen
patent: 3010527 (1981-10-01), None
patent: 436 806 (1935-10-01), None
patent: WO 96/12129 (1996-04-01), None
patent: WO 02/31390 (2002-04-01), None
patent: WO 02/31391 (2002-04-01), None
patent: WO 2006/123959 (2006-11-01), None
Fabryka Armatur Jafar Sa: “Ball check valve elbow szuster system,” http://www.jafar.com.pl/images/download/katalog/zwrotne/karty/6001—6011.pdf [retrieved Sep. 9, 2009].
International Search Report for PCT International Application No. PCT/ PL2007/000008, published Aug. 30, 2007.
International Search Report issued by the International Searching Authority (ISA/EP) on Sep. 19, 2006 in connection with International Application No. PCT/PL2006/00033.
Office Action issued Sep. 11, 2009 in connection with U.S. Appl. No. 11/920,529.
Mar. 11, 2010 Amendment in Response to Sep. 11, 2009 Office Action in connection with U.S. Appl. No. 11/920,529, filed Nov. 15, 2007.
Jul. 21, 2010 Final Office Action issued in connection with U.S. Appl. No. 11/920,529, filed Nov. 15, 2007.
Amendment in Response to Jul. 21, 2010 Final Office Action submitted Jan. 19, 2011 in connection with U.S. Appl. No. 11/920,529, filed Nov. 15, 2007.

Affiliated with

Also associated with

Rating

Non-return valve with a ball-shaped valve body does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Non-return valve with a ball-shaped valve body, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Non-return valve with a ball-shaped valve body will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4310293