NDLI: Valve Device in A Motor Vehicle

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Valve Device in A Motor Vehicle

Content Provider	The Lens
Abstract	A valve device for a fuel cell arrangement in a motor vehicle includes: a housing; a flow channel extending in the housing; a flap configured to influence a flow cross-section in the flow channel; a shaft to which the flap is attached, the shaft being rotatably supported in the housing; a drive configured to drive the flap via the shaft; a valve seat arranged in the flow channel; and a seal including polytetrafluoroethylene (PTFE) arranged on a radially peripheral edge of the flap, the seal being configured to contact the valve seat with the flap in a closed position of the flap, so that the shaft passes through the flap at an angle. The seal includes a spring.
Related Links	https://www.lens.org/lens/patent/012-581-954-945-632/frontpage
Language	English
Publisher Date	2019-02-26
Access Restriction	Open
Content Type	Text
Resource Type	Patent
Jurisdiction	United States of America
Date Applied	2015-12-15
Agent	Cozen O'connor
Applicant	Continental Automotive Gmbh
Application No.	201515536784
Claim	A valve device for a fuel cell arrangement in a motor vehicle, the valve device comprising: a housing; a flow channel extending in the housing; a flap configured to influence a flow cross-section in the flow channel; a shaft to which the flap is attached, the shaft being rotatably supported in the housing; a drive configured to drive the flap via the shaft; a valve seat arranged in the flow channel; a seal comprising polytetrafluoroethylene (PTFE) arranged so as to extend on a radially peripheral edge of the flap, the seal being configured to contact the valve seat with the flap in a closed position of the flap, so that the shaft passes through the flap at an angle; and a metal spring arranged radially peripherally with respect to the flap and attached to, or formed within, the seal, the metal spring comprising: a plurality of spring tongues uniformly disposed at a periphery of the seal, and an annular base body from which the spring tongues extend radially outwards, wherein the annular base body of the metal spring and a radially inner-lying part of the seal are partly encapsulated by material of the flap. The valve device as claimed in claim 1 , wherein the spring comprises between 10 and 30 spring tongues. The valve device as claimed in claim 1 , wherein the seal and the metal spring are partly encapsulated by the material of the flap by injection molding. The valve device as claimed in claim 1 , wherein the metal spring comprises at least one section forming an undercut filled with material of the flap.
CPC Classification	VALVES;TAPS;COCKS;ACTUATING-FLOATS;DEVICES FOR VENTING OR AERATING CONTROLLING COMBUSTION ENGINES Processes Or Means; E.G. Batteries; For The Direct Conversion Of Chemical Energy Into Electrical Energy Reduction Of Greenhouse Gas [Ghg] Emissions; Related To Energy Generation; Transmission Or Distribution PISTONS ;CYLINDERS;SEALINGS
Examiner	John Kwon Johnny H Hoang
Extended Family	033-143-537-952-040 103-455-843-952-815 012-581-954-945-632 183-305-392-133-527 016-574-925-160-14X 097-696-422-960-448 106-596-312-254-522 169-847-960-332-452 016-041-062-414-930 084-368-800-904-415 027-903-789-785-391
Patent ID	10215104
Inventor/Author	Kohlen Peter Montigny Rainer Johannes Kopp Stefan
IPC	F02D9/10 F16J15/3212 F16K1/226 F16K17/10 F16K25/00 H01M8/04082 H01M8/04089
Status	Active
Owner	Vitesco Technologies Gmbh Continental Automotive Gmbh
Simple Family	103-455-843-952-815 012-581-954-945-632 033-143-537-952-040 183-305-392-133-527 016-574-925-160-14X 097-696-422-960-448 106-596-312-254-522 169-847-960-332-452 016-041-062-414-930 084-368-800-904-415 027-903-789-785-391
CPC (with Group)	F16K1/2261 F02D9/1015 F02D9/1025 H01M8/04089 H01M8/04201 H01M8/04216 Y02E60/50 F02D9/107 F16J15/3212 F16K17/105 F16K25/005
Issuing Authority	United States Patent and Trademark Office (USPTO)
Kind	Patent/New European patent specification (amended specification after opposition procedure)

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1	Ministry of Education (GoI), Department of Higher Education	Sanctioning Authority	https://www.education.gov.in/ict-initiatives
2	Indian Institute of Technology Kharagpur	Host Institute of the Project: The host institute of the project is responsible for providing infrastructure support and hosting the project	https://www.iitkgp.ac.in
3	National Digital Library of India Office, Indian Institute of Technology Kharagpur	The administrative and infrastructural headquarters of the project	Dr. B. Sutradhar bsutra@ndl.gov.in
4	Project PI / Joint PI	Principal Investigator and Joint Principal Investigators of the project	Dr. B. Sutradhar bsutra@ndl.gov.in Prof. Saswat Chakrabarti will be added soon
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