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:
May. 04, 2004
Filed:
Mar. 11, 2002
Applicant:
Inventor:
Masafumi Sugawara, Tokyo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 1/34 ;
U.S. Cl.
CPC ...
F01L 1/34 ;
Abstract
A variable valve lift device according to the present invention includes a tappet case, a sway member and a sliding member. The tappet case makes contact with one of cams arranged at a camshaft driven rotationally due to a crankshaft of an internal combustion engine and which is driven reciprocally due to the rotation of the cam. The sway member is so supported in the tappet case as to allow sway of the sway member and has a sliding face displacing a valve stem in an axial direction of the valve stem. The sliding member is so arranged in the tappet case as to allow sliding of the sliding member and sways the sway member when the sliding member is slid.