Expansible chamber devices – Oscillating working member or cylinder therefor – Oscillatory shaft with radially extending vane
Patent
1977-12-08
1980-03-11
Schwadron, Martin P.
Expansible chamber devices
Oscillating working member or cylinder therefor
Oscillatory shaft with radially extending vane
60585, 60581, F15B 700, F15B 708
Patent
active
041922247
ABSTRACT:
A rotary master cylinder means including a housing having a cylindrical bore, a rotary piston rotatably mounted in the cylindrical bore and having a peripheral recess, a dam means slidably supported by the housing and radially inserted into the recess so as to define a pressure chamber in the recess, wherein the rate of delivery of brake fluid from the pressure chamber relative to rotation of the rotary piston effected by stepping on the brake pedal can be non-linearly varied by varying radial depth of the recess in accordance with its angular position.
REFERENCES:
patent: 540492 (1895-06-01), Humes
patent: 976907 (1910-11-01), Pagendarm
patent: 1577579 (1926-03-01), Hirschler
patent: 3354182 (1967-12-01), Jacoby
patent: 3374628 (1968-03-01), Jacoby et al.
patent: 3426652 (1969-02-01), Blake
patent: 3731598 (1973-05-01), Brighon et al.
Chambers A. Michael
Schwadron Martin P.
Toyota Jidosha Kogyo Kabushiki Kaisha
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