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. 20, 1990
Filed:
Jan. 18, 1989
Applicant:
Inventor:
Yutaka Machida, Saitama, JP;
Assignee:
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M / ;
U.S. Cl.
CPC ...
1231 / ; 123 / ; 1231 / ;
Abstract
In a two-cycle engine lubrication system in which a crankshaft is supported on a pair of bearings in a crankcase, the crankshaft being sealed with seals mounted outwardly of the bearings and lubricating holes being provided along transfer passages which connect the crankcase with a combustion chamber and extending into the crankshaft bore between the bearings and the seals. The lubricating holes open into the crankshaft bore close to the bearing and one or more lubricant guide grooves extend outwardly in the crankshaft bore from the lubricating holes to a seal.