Valve

Details Valve Valve

2006-05-30

2006-05-30

Jacyna, J. Casimer (Department: 3751)

Valves and valve actuation

Valve

Materials

C251S305000

Reexamination Certificate

active

07051997

ABSTRACT:
The present invention relates to a valve which includes a housing made from aluminum and a valve seat made from aluminum, for a flap which is mounted such as to rotate on a drive shaft and a peripheral piston seal. The valve seat includes a metallic coating on the surface thereof facing the flap, the layer thickness of which lies in the range from 5 to 30 m and has a temperature resistance in the range from 500 to 800 Celsius. The invention further relates to a use of said valve.

REFERENCES:
patent: 4010775 (1977-03-01), Roberts
patent: 4491300 (1985-01-01), Wilson et al.
patent: 4986246 (1991-01-01), Kessler de Vivie et al.
patent: 5377713 (1995-01-01), Friederich et al.
patent: 6165272 (2000-12-01), Liu
patent: 6604516 (2003-08-01), Krimmer et al.
patent: 2004/0041118 (2004-03-01), Kohlen
patent: 25 48 778 (1977-05-01), None
patent: 38 39 968 (1990-05-01), None
patent: 38 44 453 (1990-07-01), None
patent: 40 40 436 (1992-06-01), None
patent: 40 40 975 (1992-06-01), None
patent: 198 19 364 (1999-11-01), None
patent: 198 25 860 (1999-12-01), None
patent: 199 34 113 (2001-01-01), None
patent: 10041579 (2002-03-01), None
patent: 10050393 (2002-04-01), None
patent: 732184 (1955-06-01), None
patent: WO 01/50047 (2001-07-01), None
patent: WO02/16750 (2002-02-01), None
Derwent Abstract—DE-10050393; Throttle valve has throttle plate with annular outer section which is thinner and more rigid than inner section, plate preferably being made from aluminum which is more highly compressed in annular outer section.
Derwent Abstract—DE-10041579; Valve assembly for the exhaust gas feedback, in a water-cooled IC motor, has a thermal bridge between the mounting flange and the bearing housing for the butterfly valve rod bearing for a low temperature while the motor is running.
Derwent Abstract—DE-38 39 968 A1; May 31, 1990; Audi AG, D-8070 Ingoldstadt (Germany).
Derwent Abstract—DE-198 19 364 A1; Nov. 4, 1999; Robert Bosch GmbH, D-70469 Stuttgart (Germany).
Derwent Abstract—DE-38 44 453 A1; Nov. 28, 1996; Robert Bosch GmbH, D-70469 Stuttgart (Germany).
Derwent Abstract—DE-40 40 975 A1; Jun. 25, 1992; Audi AG, D-8070 Ingoldstadt (Germany).
Derwent Abstract—DE-198 25 860 A1; Dec. 16, 1999; Elgan-Diemantwerkzeuge GmbH & KG, D-72622 Neurtingen (Germany).
Derwent Abstract—DE-40 40 436 A1; Jun. 25, 1992; Simson Fahrzeug GmbH i.L.; D-6000 Suhl (Germany).
Abstract—DE-25 48 778 A1; May 12, 1977; Ewald Hartmann, D-5000 Koeln (Germany).
Derwent Abstract—DE-199 34 113 A1; Jan. 25, 2001; Robert Bosch GmbH, D-70469 Stuttgart (Germany).

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