Title:
SPEED CHANGE GEAR
Document Type and Number:
Japanese Patent JP2015064042
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a speed change gear capable of performing multi-stage transmission.SOLUTION: A speed change transmission 1 comprises: a housing H; four planetary mechanisms P1-P4; four clutches C1-C4; two brakes B1, B2; plural coupling members for coupling elements of the respective planetary mechanisms P1-P4; an input shaft N; and an output shaft T. The first clutch selectively couples three elements W1-W3 comprising a first element P11 of the first planetary mechanism P1 and a second element P22 of the second planetary mechanism P2, a first element P21 of the second planetary mechanism P2 and the input shaft N, and a sun gear P2s of the second planetary mechanism P2 and a sun gear P3s of a third planetary mechanism P3.
Inventors:
NAKAMURA YOSHIMARE
TAKAGI KIYOHARU
MASE ATSUHIRO
TAKAGI KIYOHARU
MASE ATSUHIRO
Application Number:
JP2013197790A
Publication Date:
April 09, 2015
Filing Date:
September 25, 2013
Export Citation:
Assignee:
AISIN SEIKI
International Classes:
F16H3/66
Domestic Patent References:
| JPH07317852A | 1995-12-08 |
Foreign References:
| US20100216591A1 | 2010-08-26 | |||
| US20090054196A1 | 2009-02-26 |
Attorney, Agent or Firm:
Kobayashi Osamu
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