Title:
ボールカムユニットを備えたクラッチアセンブリおよびクラッチアセンブリを制御する方法
Document Type and Number:
Japanese Patent JP6548831
Kind Code:
B2
Abstract:
The invention relates to a clutch assembly for a motor vehicle, comprising: a disconnect clutch for disconnecting a driveline; a spring element which loads the disconnect clutch into a closed position; a ball ramp unit for loading the disconnect clutch into an open position, wherein the ball ramp unit comprises an outer ring with outer ball tracks, an inner ring with inner ball tracks and a plurality of balls; a drive unit for operating the ball ramp unit; wherein the outer and inner ball tracks are configured to be ramp-like such that a rotation of one of the rings effected by the drive unit results in an axial movement between the rings so that the disconnect clutch is opened; wherein the outer and inner ball tracks extend in the circumferential direction across less than 120° and wherein the outer and inner ball tracks are configured such that a force line, that in a longitudinal section extends through an outer and inner ball contact area, encloses an angle with the rotational axis which is greater than 0° and smaller than 90°.
Inventors:
Wolfgang Manfred Bigang
Application Number:
JP2018537655A
Publication Date:
July 24, 2019
Filing Date:
January 19, 2016
Export Citation:
Assignee:
GKN Automotive Limited
International Classes:
F16D11/14; B60K23/08; F16D28/00
Domestic Patent References:
| JP2007505274A |
Foreign References:
| WO2013132533A1 |
Attorney, Agent or Firm:
Einzel Felix-Reinhard
Morita Taku
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima
Morita Taku
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima