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. 10, 1992
Filed:
Oct. 31, 1990
Katsumi Fujimoto, Wako, JP;
Hisanori Esaki, Wako, JP;
Kunihiko Azuma, Hamamatsu, JP;
Yusuke Oishi, Hamakita, JP;
Yasutada Suzuki, Hamamatsu, JP;
Honda Giken Kogyo Kabushiki Kaisha, Tokyo, JP;
Kabushiki Kaisha F.C.C., Hamamatsu, JP;
Abstract
A wet-type multiplate clutch for selectively transmitting drive forces from an engine to a road wheel has a plurality of clutch discs adapted to be coupled to the engine and each having a frictional surface, and a plurality of clutch plates adapted to be coupled to the road wheel, of clutch discs and the clutch plates being alternately interleaved and arranged so that the clutch discs and the clutch plates can be pressed against and separated from each other. Each of the clutch discs having a ring-shaped frictional member or a plurality of frictional members on the frictional surface, and radial oil passages for allowing oil to pass therethrough and oil grooves for retaining oil therein.