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:
Jun. 22, 2010
Filed:
Nov. 24, 2008
Jun Hoshikawa, Aichi-gun, JP;
Hirofumi Higashi, Okazaki, JP;
Akibiro Fujimoto, Nagoya, JP;
Noritsugu Ohsawa, Anjo, JP;
Tetsuji Tatsumi, Okazaki, JP;
Tomoyuki Muraoka, Anjo, JP;
Hideo Nakai, Suita, JP;
Jun Hoshikawa, Aichi-gun, JP;
Hirofumi Higashi, Okazaki, JP;
Akibiro Fujimoto, Nagoya, JP;
Noritsugu Ohsawa, Anjo, JP;
Tetsuji Tatsumi, Okazaki, JP;
Tomoyuki Muraoka, Anjo, JP;
Hideo Nakai, Suita, JP;
Mitsubishi Jidosha Kogyo Kabushiki Kaisha, Tokyo, JP;
Mitsubishi Jidosha Engineering Kabushiki Kaisha, Aichi, JP;
Abstract
The variable valve gear for an internal combustion engine includes a cam lobe that is rotatably supported by a cam drive shaft, and a variable valve mechanism that includes a drive arm fixed adjacent to one end of the cam lobe in the cam drive shaft, an eccentric shaft member that is swivelably supported at a position opposite to the cam lobe with respect to the drive arm in the cam drive shaft, has an outer circumferential surface eccentric to an axis of the cam drive shaft, and is adjustable in eccentricity, and an intermediate rotary member that is rotatably supported through a bearing member around the eccentric shaft member, and is connected to the drive arm, wherein the drive arm includes an end face that overlaps with an end face of the bearing member, when projecting along the axis of the cam drive shaft, and the end face of the drive arm is protruding further than the end face of the cam lobe toward the bearing member.