Power plants – Pressure fluid source and motor – Pulsator
Patent
1994-12-21
1996-05-14
Nguyen, Hoang
Power plants
Pressure fluid source and motor
Pulsator
60592, F15B 700
Patent
active
055156789
ABSTRACT:
A brake pressure generating device for a vehicle includes a cylinder body, a pressure source connected with the cylinder body for generating a pressure, a first piston slidably disposed in the cylinder body for being operated by a brake pedal of the vehicle, a sleeve member disposed in the cylinder body for forming a pressure chamber with the first piston at one end thereof and for being exposed to a regulated pressure chamber at the other end thereof, and a spool valve slidably disposed in the sleeve member for regulating the pressure of the pressure source. A second piston is slidably disposed in the sleeve member for receiving the pressure in the pressure chamber at one end thereof and for being connected with the spool valve to impart a force the spool valve. An elastic member is disposed in the cylinder body and receives a pressure in the regulated pressure chamber. A reaction member is connected with the spool valve at one end thereof and is in contact with the elastic member at the other end thereof.
REFERENCES:
patent: 4078384 (1978-03-01), Shutt
patent: 4170386 (1979-10-01), Shutt
patent: 4745750 (1988-05-01), Belart et al.
patent: 5005350 (1991-04-01), Reinartz et al.
patent: 5081841 (1992-01-01), Nishii
Kurokawa Takashi
Nishii Michiharu
Aisin Seiki Kabushiki Kaisha
Nguyen Hoang
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