Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hyu Tae Shim0
Date of Patent
August 21, 2007
0Patent Application Number
110222300
Date Filed
December 23, 2004
0Patent Primary Examiner
Patent abstract
A power train of a 7-speed transmission for a vehicle is provided which comprises a first, a second, and a third single-pinion planetary gear set on an input shaft. A first ring gear and a second planetary carrier, a second ring gear and a third planetary carrier, a third ring gear and a first planetary carrier are respectively fixedly connected. A first brake selectively connects a first sun gear to a transmission case, a second sun gear is fixedly connected to the input shaft to operate always as an input element, and a third brake selectively connects a third sun gear to the transmission case.
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