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:
Dec. 08, 1987
Filed:
Oct. 30, 1986
Steven F Baker, Bellevue, OH (US);
General Motors Corporation, Detroit, MI (US);
Abstract
A direct acting cam-valve assembly for an internal combustion engine having an engine block means defining a port includes an internal/external cam fixed to an engine driven camshaft and a direct acting cam follower having one end thereof driven reciprocably by the internal/external cam to push an associated poppet valve from a closed position to an open position and to pull the valve from the open position to the closed position. A conventional hydraulic lash adjuster is operatively positioned in the cam follower whereby one end of the lash adjuster abuts against the free valve stem end of the valve and a spring is operatively positioned in the opposite end of the cam follower and operatively connected to the valve stem end of the valve whereby to, in effect, operatively connect the valve to the cam follower.