JPS6337746B2 - - Google Patents

Info

Publication number
JPS6337746B2
JPS6337746B2 JP56197307A JP19730781A JPS6337746B2 JP S6337746 B2 JPS6337746 B2 JP S6337746B2 JP 56197307 A JP56197307 A JP 56197307A JP 19730781 A JP19730781 A JP 19730781A JP S6337746 B2 JPS6337746 B2 JP S6337746B2
Authority
JP
Japan
Prior art keywords
hydraulic chamber
input
output
spool
annular groove
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
JP56197307A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5897549A (ja
Inventor
Yoshinori Fukuma
Ichiro Kokayu
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.)
Sumitomo Heavy Industries Ltd
Original Assignee
Sumitomo Heavy Industries Ltd
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 Sumitomo Heavy Industries Ltd filed Critical Sumitomo Heavy Industries Ltd
Priority to JP56197307A priority Critical patent/JPS5897549A/ja
Publication of JPS5897549A publication Critical patent/JPS5897549A/ja
Publication of JPS6337746B2 publication Critical patent/JPS6337746B2/ja
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
JP56197307A 1981-12-08 1981-12-08 油圧式倍力装置 Granted JPS5897549A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56197307A JPS5897549A (ja) 1981-12-08 1981-12-08 油圧式倍力装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56197307A JPS5897549A (ja) 1981-12-08 1981-12-08 油圧式倍力装置

Publications (2)

Publication Number Publication Date
JPS5897549A JPS5897549A (ja) 1983-06-10
JPS6337746B2 true JPS6337746B2 (enExample) 1988-07-27

Family

ID=16372274

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56197307A Granted JPS5897549A (ja) 1981-12-08 1981-12-08 油圧式倍力装置

Country Status (1)

Country Link
JP (1) JPS5897549A (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49133772A (enExample) * 1973-05-02 1974-12-23

Also Published As

Publication number Publication date
JPS5897549A (ja) 1983-06-10

Similar Documents

Publication Publication Date Title
JPS5830192B2 (ja) オ−トバイ液圧ブレ−キシステム用のブレ−キ力調整器
GB2104605A (en) Hydraulic boosters for vehicle braking systems
US3979912A (en) Brake booster utilizing a pump of a power steering device
US4566277A (en) Pressurized fluid supplying arrangement particularly a master cylinder of a clutch
US4107926A (en) Brake booster
US4024713A (en) Brake booster
US4014171A (en) Hydraulic brake booster
US4338787A (en) Variable ratio brake master cylinder device
JPS5851504B2 (ja) 油圧ブ−スタ
US3714869A (en) Hydraulic power brake unit
US4059174A (en) Braking correction device
US4732002A (en) Servo-assisted master cylinder assemblies
US4087972A (en) Brake booster with spring type ratio changer
US4311085A (en) Hydraulic brake booster
US4754604A (en) Hydraulic brake booster with tubular conduit return spring
JPS6337746B2 (enExample)
US4263784A (en) Power brake unit for automotive vehicles
US4571943A (en) Tandem brake booster with hydraulic mechanism for rear diaphragm force reversal
US3786636A (en) Hydraulic brake booster
JPS5852854B2 (ja) 流体圧ブレ−キブ−スタのための圧力制御装置
US4214448A (en) Hydraulic brake booster
GB2062785A (en) Variable ratio brake master cylinder with relief accumulator
US4249379A (en) Fluid pressure generator and valve member therefor
US3065603A (en) Power-assisted operating mechanism for hydraulic pressure systems
JPS6243880Y2 (enExample)