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:
May. 07, 1991
Filed:
Apr. 09, 1990
Kubota Corp., Osaka, JP;
Abstract
A transmission comprises transmission shafts connected to right and left wheels, respectively. Each transmission shaft has a side clutch and a side brake. The side clutch includes clutch balls movable radially of the transmission shaft between a clutching position engaged with a first engagement portion of the transmission shaft and a declutching position radially retracted from the transmission shaft. The side brake includes brake balls movable radially of the transmission shaft between a braking position engaged with a second engagement portion of the transmission shaft and a releasing position radially retracted from the transmission shaft. A shifter sleeve is axially movably mounted on each transmission shafts. The shifter sleeve includes a first space for accommodating the clutch balls, a second space for accommodating the brake balls, and a projection for pressing the clutch balls and brake balls. The sleeve is movable between a position in which the projection presses the clutch balls into the first engagement portion, and a position in which the projection presses the brake balls into the second engagement portion with the clutch balls accommodated in the first space.