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:
Oct. 31, 1989
Filed:
May. 26, 1988
Masahiko Koshimo, Osaka, JP;
Kabushiki Kaisha Daikin Seisakusho, Osaka, JP;
Abstract
A stepless speed-change power transmission for vehicle having a fluid coupling, a forward/backward change-over mechanism coupled to a rear stage of the fluid coupling, and a stepless speed changer coupled to a rear stage of the forward/backward change-over mechanism; characterized by that a clutch element, which selectively couples a drive plate with a pump wheel only when a vehicle is operated to drive, is installed between the drive plate transmitting a power from an engine to the fluid coupling and the pump wheel of the fluid coupling; a turbine wheel facing the pump wheel is interconnected through a turbine hub to an output shaft; and the power is transmitted from this output shaft to the forward/backward change-over mechanism.