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:
Mar. 16, 2010
Filed:
Jun. 20, 2008
Keisuke Komura, Okazaki, JP;
Toshihiko Oka, Anjo, JP;
Kenichi Morishima, Okazaki, JP;
Norio Takayasu, Kyoto, JP;
Keisuke Komura, Okazaki, JP;
Toshihiko Oka, Anjo, JP;
Kenichi Morishima, Okazaki, JP;
Norio Takayasu, Kyoto, JP;
Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Tokyo, JP;
Mitsubishi Jidosha Engineering Kabushiki Kaisha, Aichi, JP;
Abstract
A cylinder head includes: a bottom wall portion; an outer circumferential wall portion defining inside thereof a space; a longitudinal wall portion extending to define, in the space, an intake side where an intake camshaft is disposed and an exhaust side where an exhaust camshaft is disposed; first lateral wall portions disposed on the intake side, on which first support portions are formed for supporting the intake camshaft thereon; second lateral wall portions disposed on the intake side, on which second support portions are formed for supporting the variable valve actuating units thereon; and third lateral wall portions disposed on the exhaust side, on which third support portions are formed for supporting the exhaust camshaft thereon. The second lateral wall portions are lower than the first lateral wall portions in a height direction from the bottom wall portion. The third lateral wall portions are higher than the second lateral wall portions in the height direction. A face of the bottom wall portion which is disposed on the exhaust side is higher than a face of the bottom wall portion which is disposed on the intake side, in the height direction.