公开(公告)号：US20130139496A1

公开(公告)日：2013-06-06

申请号：US13755713

申请日：2013-01-31

Applicant: GM Global Technology Operations LLC

Inventor： STEVEN P. MOORMAN ,  PETER DONALD BOCK

IPC: F15B1/02

CPC classification number: F15B1/02 ,  F16H61/0021 ,  F16H2061/0034 ,  F16H2312/14 ,  Y10T477/6936 ,  Y10T477/69377 ,  Y10T477/69379

Abstract: A hydraulic control system for actuating at least one torque transmitting device in a transmission includes a sump, a pump in communication with the sump, and an accumulator. A first control device and a second control device control the communication of hydraulic fluid between the pump, the accumulator, and the torque transmitting device.

公开(公告)号：US20130139495A1

公开(公告)日：2013-06-06

申请号：US13755704

申请日：2013-01-31

Applicant: GM Global Technology Operations LLC

Inventor： STEVEN P. MOORMAN ,  PETER DONALD BOCK

IPC: F15B1/02

CPC classification number: F15B1/02 ,  F16H61/0021 ,  F16H2061/0034 ,  F16H2312/14 ,  Y10T477/6936 ,  Y10T477/69377 ,  Y10T477/69379

Abstract: A hydraulic control system for actuating at least one torque transmitting device in a transmission includes a sump, a pump in communication with the sump, and an accumulator. A first control device and a second control device control the communication of hydraulic fluid between the pump, the accumulator, and the torque transmitting device.