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. 15, 2001
Filed:
Dec. 17, 1999
Jong-Sool Park, Suwon, KR;
Hyundai Motor Company, Seoul, KR;
Abstract
A gear train for an automatic transmission includes first, second and third planetary gear sets. The first planetary gear set includes a first element variably connected to an input shaft, a second element variably connected to the input shaft and the first element, and a third element connected to a transfer shaft to transmit power to the transfer shaft. The second planetary gear set includes a fourth element fixedly connected to the first element while being variably connected to the input shaft, a fifth element variably connected to the input shaft while being variably connected to a combination of the first and fourth elements, and a sixth element connected to the transfer shaft to transmit power to the transfer shaft. The third planetary gear set includes a seventh element fixedly connected to the combination of the first and fourth elements, an eighth element variably connected to the transmission housing, and a ninth element fixedly connected to the third element while being connected to the transfer shaft to transmit power thereto. A plurality of friction elements are provided to realize the variable connections.