Vehicle hydraulic control system and method

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11913542
APP PUB NO 20230193992A1
SERIAL NO

17926167

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A vehicle hydraulic control system comprises a high-low pressure decoupling valve, a high-pressure control oil circuit including a main pressure regulating pilot solenoid valve connected to a transmission controller and used for regulating the main oil pressure according to the instructions of the transmission controller and a main pressure regulating mechanical valve, a low-pressure cooling and lubricating oil circuit, a mechanical pump communication with the high-pressure control oil circuit, and an electronic pump is in communication with the high-pressure control oil circuit or the low-pressure cooling and lubricating oil circuit by means of the high-low pressure decoupling valve. The main pressure regulating mechanical valve is used for guiding the flow output by the electronic pump and/or the mechanical pump in communication with the high-pressure control oil circuit to the low-pressure cooling and lubricating oil circuit according to the control of the main pressure regulating pilot solenoid valve.

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Patent Owner(s)

  • GUANGZHOU AUTOMOBILE GROUP CO., LTD.

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
He, Hanqing Guangdong, CN 1 0
Liu, Peng Guangdong, CN 760 5550
Lu, Yiguo Guangdong, CN 1 0
Yang, Yang Guangdong, CN 1098 7443
Zhang, Weiming Guangdong, CN 52 220
Zhou, Jiahao Guangdong, CN 6 0

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