Title:
SPEED CHANGE GEAR
Document Type and Number:
Japanese Patent JP2016102561
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To restrict deformation of a sleeve fitted to an inner cylindrical part of a drum member commonly used by the first clutch and the second clutch arranged around the first clutch and reduce a manufacturing cost of a speed change gear.SOLUTION: An automatic speed change gear 25 is constructed in such a way that an inner peripheral surface of the inner cylinder part 403 of a clutch drum 400 constituting an inner clutch C4 is formed with each of a plurality of recesses 403a for C3 engaging oil chamber corresponding to an outer clutch C3 and each of a plurality of recesses 403b for C4 engaging oil chamber corresponding to an inner clutch C4, the recesses 403a for C3 engaging oil chamber are formed to be deeper than the recesses 403b for C4 engaging oil chamber so as to approach an annular wall part 402 [inner wall part 402b] of the clutch drum 400 and the number of the recesses 403b for C4 engaging oil chamber is more than that of the recesses 403a for C3 engaging oil chamber.SELECTED DRAWING: Figure 3
Inventors:
TORII TAKESHI
AZUMAI TAKAHIRO
NAKASHIMA KEISUKE
NODA HIDEKAZU
OHASHI SHOHEI
AZUMAI TAKAHIRO
NAKASHIMA KEISUKE
NODA HIDEKAZU
OHASHI SHOHEI
Application Number:
JP2014241427A
Publication Date:
June 02, 2016
Filing Date:
November 28, 2014
Export Citation:
Assignee:
AISIN AW CO
International Classes:
F16D25/10
Domestic Patent References:
| JPH08219036A | 1996-08-27 | |||
| JPH03322A | 1991-01-07 | |||
| JP2013155849A | 2013-08-15 |
Foreign References:
| WO2014178350A1 | 2014-11-06 |
Attorney, Agent or Firm:
Aitec International Patent Office
Previous Patent: Four-way switching valve
Next Patent: The amount setting structure of oil in axle housing
Next Patent: The amount setting structure of oil in axle housing