US Patent 11608903 Valve device
Patent 11608903 was granted and assigned to Denso on March, 2023 by the United States Patent and Trademark Office.
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Edits on 14 Aug, 2023
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Patent Inventor Names
Naohito Seko0
Ryo Sano0
Shinichi Yokoyama0
Yoshiaki Yamamoto0
Yuuji Nakano0
Edits on 11 Apr, 2023
Golden AI
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Infobox (+24 properties)
Article (+460 characters)
US Patent 11608903 Valve device
Article
A valve device includes: a ball valve having a ball face shaped in a convex spherical surface; and a valve seat having a seat face shaped in a concave spherical surface. The seat face is pressed onto the ball face. The ball valve is rotated to open a valve by communicating a valve opening defined in the ball valve and a seat opening defined in the valve seat with each other, and to close the valve by stop the communication. A diameter of the seat opening Φ
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Is a
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
116089030
Date of Patent
March 21, 2023
0Patent Application Number
173450820
Date Filed
June 11, 2021
0Patent Citations
Patent Primary Examiner
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