Valve having double wound lamellar ring

Valves and valve actuation – Rotary valves – Butterfly

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C251S359000

Reexamination Certificate

active

11113009

ABSTRACT:
The present invention is directed to a valve which includes a housing having a valve seat for a flap that is rotationally mounted on a drive shaft. A double wound lamellar ring is arranged outside and around the flap in a peripheral groove of the flap. The invention also relates to the use of the valve.

REFERENCES:
patent: 1819890 (1931-08-01), Gleason
patent: 2054064 (1936-09-01), Anderson
patent: 2380821 (1945-07-01), Breeler
patent: 2840338 (1958-06-01), Shawn
patent: 3905577 (1975-09-01), Karpenko
patent: 4003394 (1977-01-01), Adams
patent: 4290615 (1981-09-01), Etcheverry
patent: 4457490 (1984-07-01), Scobie
patent: 4477057 (1984-10-01), Friess
patent: 4632360 (1986-12-01), DeSalve
patent: 5020490 (1991-06-01), Seko
patent: 5039116 (1991-08-01), Maeda
patent: 5326077 (1994-07-01), Spencer et al.
patent: 6595488 (2003-07-01), Zwick
patent: 6604516 (2003-08-01), Krimmer et al.
patent: 6702257 (2004-03-01), Mollmann
patent: 1 721 495 (1954-10-01), None
patent: 1 297 427 (1969-06-01), None
patent: 25 48 778 (1977-05-01), None
patent: 33 42 980 (1985-06-01), None
patent: 38 39 968 (1990-05-01), None
patent: 199 34 113 (2001-01-01), None
patent: 2 234 499 (1975-01-01), None
patent: 732184 (1955-06-01), None
patent: WO 01/50047 (2001-07-01), None
Derwent Abstract—DE-199 34 113; Jan. 25, 2001; Robert Bosch GmbH, D-70469 Stuttgart (Germany).
Derwent Abstract—DE-38 39 968; May 31, 1990; Audi AG, D-8070 Ingolstadt (Germany).
Derwent Abstract—DE-33 42 980; Jun. 5, 1985; Josef Fey, D-6901 Königsbrunn (Germany).
Derwent Abstract—DE-25 48 778; May 12, 1977; Ewald Hartmann, D-5000 Köln (Germany).
Derwent Abstract—DE 1 721 495; Oct. 13, 1954; Josef Fey Jr., D-86343 Königsbrunn b. Augsbg. (Germany).
Derwent Abstract—DE 1 297 427; Jun. 12, 1969; Tröger & Entenmann Hydromaten GmbH; D-6900 Heidelberg (Germany).
Derwent Abstract—FR-223 44 99; Jan. 17, 1975; Henrion C. E., FRANCE.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Valve having double wound lamellar ring does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Valve having double wound lamellar ring, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Valve having double wound lamellar ring will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3758242

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.