GB2043193B - Hydraulic ratio-changing booster - Google Patents

Hydraulic ratio-changing booster

Info

Publication number
GB2043193B
GB2043193B GB8005025A GB8005025A GB2043193B GB 2043193 B GB2043193 B GB 2043193B GB 8005025 A GB8005025 A GB 8005025A GB 8005025 A GB8005025 A GB 8005025A GB 2043193 B GB2043193 B GB 2043193B
Authority
GB
United Kingdom
Prior art keywords
hydraulic ratio
booster
changing
changing booster
hydraulic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8005025A
Other languages
English (en)
Other versions
GB2043193A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motors Liquidation Co
Original Assignee
General Motors Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Motors Corp filed Critical General Motors Corp
Publication of GB2043193A publication Critical patent/GB2043193A/en
Application granted granted Critical
Publication of GB2043193B publication Critical patent/GB2043193B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
    • B60T13/12—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid
    • B60T13/14—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being liquid using accumulators or reservoirs fed by pumps
    • B60T13/142—Systems with master cylinder
    • B60T13/143—Master cylinder mechanically coupled with booster
    • B60T13/144—Pilot valve provided inside booster piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
  • Control Of Transmission Device (AREA)
GB8005025A 1979-02-22 1980-02-14 Hydraulic ratio-changing booster Expired GB2043193B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/013,880 US4237772A (en) 1979-02-22 1979-02-22 Hydraulic ratio-changing booster with hydraulic lock

Publications (2)

Publication Number Publication Date
GB2043193A GB2043193A (en) 1980-10-01
GB2043193B true GB2043193B (en) 1982-12-08

Family

ID=21762272

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8005025A Expired GB2043193B (en) 1979-02-22 1980-02-14 Hydraulic ratio-changing booster

Country Status (4)

Country Link
US (1) US4237772A (enExample)
DE (1) DE3002755A1 (enExample)
FR (1) FR2449572A1 (enExample)
GB (1) GB2043193B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4294071A (en) * 1979-12-12 1981-10-13 Midland-Ross Corporation Hydraulic booster travel ratio check valve
GB2113331B (en) * 1982-01-19 1985-09-11 Automotive Prod Co Ltd Vehicle brake booster
DE3338322A1 (de) * 1983-10-21 1985-05-02 Alfred Teves Gmbh, 6000 Frankfurt Druckmittelbetaetigbare fahrzeugbremsanlage
DE3438112A1 (de) * 1984-10-18 1986-04-24 Alfred Teves Gmbh, 6000 Frankfurt Hydraulischer kraftverstaerker
DE3726525A1 (de) * 1987-08-10 1989-02-23 Teves Gmbh Alfred Vorrichtung zur uebersetzung eines hydraulischen drucks in eine translatorische kraft
DE3728921A1 (de) * 1987-08-29 1989-03-09 Bosch Gmbh Robert Bremszylinder
US9592811B2 (en) * 2015-03-14 2017-03-14 Yangzhou Taibo Automotive Electronics Intelligent Technology Company, Ltd Electro-hydraulic brake system with electric power assist and by-wire braking

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3253409A (en) * 1964-08-05 1966-05-31 Gen Motors Corp Hydraulic fluid viscosity compensation mechanism for a hydraulic power booster
GB1369742A (en) * 1971-05-25 1974-10-09 Bendix Gmbh Power boost mechanism
DE2260246A1 (de) * 1971-05-25 1974-06-12 Bendix Gmbh Kraftverstaerker, insbesondere zur verwendung in kraftfahrzeugen
US3733968A (en) * 1971-10-01 1973-05-22 Bendix Corp Brake pedal travel limiter for hydraulic brake booster
US3915066A (en) * 1972-12-08 1975-10-28 Bendix Gmbh Power boost mechanism
DE2318447A1 (de) * 1973-04-12 1974-10-31 Bendix Gmbh Servoverstaerker
US3977193A (en) * 1973-07-11 1976-08-31 Tokico Ltd. Hydraulic braking force multiplying device
US3896620A (en) * 1974-01-14 1975-07-29 Gen Motors Corp Two-stage accumulator valve
US3973401A (en) * 1974-01-30 1976-08-10 Girling Limited Power-operated boosters for vehicle braking systems
US3988967A (en) * 1975-07-10 1976-11-02 The Weatherhead Company Brake booster with hydraulic ratio changer
US4007665A (en) * 1975-11-28 1977-02-15 The Weatherhead Company Brake booster with improved pedal feel characteristics

Also Published As

Publication number Publication date
GB2043193A (en) 1980-10-01
DE3002755A1 (de) 1980-09-04
FR2449572B1 (enExample) 1983-03-25
FR2449572A1 (fr) 1980-09-19
US4237772A (en) 1980-12-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee