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:
Feb. 20, 2001
Filed:
Aug. 10, 1999
Kazuyuki Iwata, Saitama, JP;
Tomonori Niizato, Saitama, JP;
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
A balancing device for a reciprocating engine is provided which is improved so as not to disturb the compactification of an engine. There is provided a balancing device for a reciprocating engine comprising two balance shafts,L,,R gear connected to each other, a chain/sprocket mechanism,for coupling at least one,L of the balance shafts with a crankshaft,in an interlocking fashion, a chain tensioner,for automatically adjusting the tension of the chain,and a pump receiving portion,integrally provided in a balance shaft holder,for supporting the balance shafts for receiving a rotor,B of a lubricating oil pump,, the balancing device being characterized in that the rotor of the lubricating oil pump is directly connected to the other balance shaft,R, and that the chain tensioner is disposed on an shaft end side of the other balance shaft. In accordance with the balancing device constructed as described above, the chain tensioner can be displaced within a range that does not project largely from a triangular contour formed by the two balance shafts and the crankshaft.