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:
Oct. 30, 2012
Filed:
Nov. 30, 2009
Yoshiaki Sumiya, Kariya, JP;
Hirotsugu Kojima, Kariya, JP;
Kazuya Yoshijima, Okazaki, JP;
Takahiro Yamazaki, Okazaki, JP;
Yoshiaki Sumiya, Kariya, JP;
Hirotsugu Kojima, Kariya, JP;
Kazuya Yoshijima, Okazaki, JP;
Takahiro Yamazaki, Okazaki, JP;
Toyota Boshoku Kabushiki Kaisha, Aichi-Ken, JP;
Toyota Jidosha Kabushiki Kaisha, Aichi-Ken, JP;
Abstract
A composite member, which is formed by integrating an OCV housingand a cylinder head cover, is fixed to a cam capby a bolt. The boltis passed through a bolt insertion holeof the composite memberand fastened to the cam cap. A step portionis formed in a shankbetween a headand a threaded rodof the bolt. A circumferential grooveis formed in the shankbetween the step portionand the headof the bolt. The circumferential grooveextends along the outer circumferential surface of the shank. An annular sealing memberis fitted in the groove. The threaded rodof the boltis then screwed into the internal threadof the cam cap, which is a coupled member. At this time, the step portionof the boltcontacts a contacting portionin the bolt insertion holeof the OCV housing. Also, the sealing membercontacts the inner circumferential surface of the bolt insertion holeof the cylinder head cover