The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 08, 2017
Filed:
Jan. 07, 2014
Applicants:
Shouji Katsumata, Gotemba, JP;
Kenichi Harada, Susono, JP;
Keiju Tomoda, Susono, JP;
Toshihisa Sugiyama, Gotemba, JP;
Inventors:
Shouji Katsumata, Gotemba, JP;
Kenichi Harada, Susono, JP;
Keiju Tomoda, Susono, JP;
Toshihisa Sugiyama, Gotemba, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 3/12 (2006.01); F16K 49/00 (2006.01); F01L 3/06 (2006.01); F16K 1/36 (2006.01);
U.S. Cl.
CPC ...
F01L 3/12 (2013.01); F01L 3/06 (2013.01); F16K 1/36 (2013.01); F16K 49/00 (2013.01); Y02T 10/146 (2013.01);
Abstract
A poppet valve includes a head and a stem, which extends from the head. At least a part of the back of the head is covered by a cover with a heat insulating space provided in between. A support portion is provided between the cover and the head to support the cover on the head with rubber member having a lower heat conductivity than that of the head between the cover and the head.