IT1219376B - Servofreno idraulico a strizione - Google Patents

Servofreno idraulico a strizione

Info

Publication number: IT1219376B
Authority: IT; Italy
Prior art keywords: hydraulic clutch; servo brake; clutch servo; brake; hydraulic
Prior art date: 1988-06-14

Application number

IT67560/88A

Other languages

English (en)

Other versions

IT8867560A0 (it

Inventor

Virginio Maggioni

Vittorino Torrielli

Original Assignee

Fiat Auto Spa

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.)

1988-06-14

Filing date

1988-06-14

Publication date

1990-05-11

1988-06-14 Application filed by Fiat Auto Spa filed Critical Fiat Auto Spa

1988-06-14 Priority to IT67560/88A priority Critical patent/IT1219376B/it

1988-06-14 Publication of IT8867560A0 publication Critical patent/IT8867560A0/it

1989-06-12 Priority to EP89110624A priority patent/EP0346811A3/en

1989-06-13 Priority to US07/365,378 priority patent/US5012647A/en

1990-05-11 Application granted granted Critical

1990-05-11 Publication of IT1219376B publication Critical patent/IT1219376B/it

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
- B60T13/148—Arrangements for pressure supply
- 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)

IT67560/88A 1988-06-14 1988-06-14 Servofreno idraulico a strizione IT1219376B (it)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
IT67560/88A IT1219376B (it)	1988-06-14	1988-06-14	Servofreno idraulico a strizione
EP89110624A EP0346811A3 (en)	1988-06-14	1989-06-12	Throttle-controlled hydraulic power brake
US07/365,378 US5012647A (en)	1988-06-14	1989-06-13	Throttle-controlled hydraulic power brake booster

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT67560/88A IT1219376B (it)	1988-06-14	1988-06-14	Servofreno idraulico a strizione

Publications (2)

Publication Number	Publication Date
IT8867560A0 IT8867560A0 (it)	1988-06-14
IT1219376B true IT1219376B (it)	1990-05-11

Family

ID=11303447

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT67560/88A IT1219376B (it)	1988-06-14	1988-06-14	Servofreno idraulico a strizione

Country Status (3)

Country	Link
US (1)	US5012647A (it)
EP (1)	EP0346811A3 (it)
IT (1)	IT1219376B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6874602B2 (en)	1997-12-15	2005-04-05	John C. Greaves, Jr.	Braking apparatus for a vehicle
JP3496549B2 (ja) *	1998-04-17	2004-02-16	トヨタ自動車株式会社	液圧ブレーキ装置
DE102014207549A1 (de) *	2014-04-22	2015-10-22	Robert Bosch Gmbh	Pumpengehäuseanordnung eines Hydraulikaggregats einer Fahrzeugbremsanlage
DE102015223047A1 (de) *	2015-11-23	2017-05-24	Continental Teves Ag & Co. Ohg	Bremsgerät für eine hydraulische Kraftfahrzeugbremsanlage
CN107738637B (zh) *	2017-11-15	2024-04-30	山西通盛达机械有限公司	压差滑阀式制动离合集成控制总泵系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3366424A (en) *	1966-06-16	1968-01-30	Wagner Electric Corp	Control valve
US3707880A (en) *	1970-12-18	1973-01-02	Bendix Corp	Hydraulic brake booster with piston return device
US3707112A (en) *	1971-01-28	1972-12-26	Bendix Corp	Telescoping piston means for hydraulic brake booster
US3958423A (en) *	1973-08-09	1976-05-25	Tokico Ltd.	Hydraulic brake booster
US3875748A (en) *	1973-11-26	1975-04-08	Gen Motors Corp	Accumulator piston stop
JPS5326629B2 (it) *	1974-03-18	1978-08-03
US3889467A (en) *	1974-06-24	1975-06-17	Midland Ross Corp	Accumulator arrangement for a booster brake mechanism
JPS5576741A (en) *	1978-12-07	1980-06-10	Nippon Air Brake Co Ltd	Valve operating system for hydraulic power-doubling device
JPS56147159U (it) *	1980-04-08	1981-11-06
DE3542418A1 (de) *	1985-11-30	1987-06-04	Teves Gmbh Alfred	Hydraulischer kraftverstaerker
DE3715564A1 (de) *	1987-05-09	1988-11-24	Bosch Gmbh Robert	Bremskraftverstaerker
DE3715569A1 (de) *	1987-05-09	1988-11-24	Bosch Gmbh Robert	Bremskraftverstaerker
DE3715568A1 (de) *	1987-05-09	1988-11-24	Bosch Gmbh Robert	Bremsventil mit bremskraftverstaerker
GB2215264B (en) *	1988-03-01	1991-07-31	Nat Science Council Executive	Process for pultruding fiber reinforced phenolic resin products

1988
- 1988-06-14 IT IT67560/88A patent/IT1219376B/it active
1989
- 1989-06-12 EP EP89110624A patent/EP0346811A3/en not_active Withdrawn
- 1989-06-13 US US07/365,378 patent/US5012647A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0346811A3 (en)	1990-05-30
EP0346811A2 (en)	1989-12-20
IT8867560A0 (it)	1988-06-14
US5012647A (en)	1991-05-07

Publication	Publication Date	Title
KR900702253A (ko)	1990-12-06	수압클러치 작동기
PT88668A (pt)	1989-07-31	A parking brake assembly
IT1220450B (it)	1990-06-15	Frizione idraulica
IT8112686A0 (it)	1981-11-26	Freno a comando idraulico
BR8900787A (pt)	1989-10-17	Servofreio
GB2237859B (en)	1992-03-18	A hydraulic actuator
ITMI911783A0 (it)	1991-06-28	Innesto idraulico a frizione
BR8900415A (pt)	1989-09-26	Freio servo-assistido
IT1220447B (it)	1990-06-15	Frizione idraulica
BR8906057A (pt)	1990-06-19	Conjunto de freio a disco
FR2516464B1 (fr)	1987-02-27	Servofrein hydraulique a double circuit
DE58900176D1 (de)	1991-08-22	Hydraulische stossbremse.
IT1214416B (it)	1990-01-18	Azionatore per freno idraulico
IT1152600B (it)	1987-01-07	Servofreno idraulico
IT1219376B (it)	1990-05-11	Servofreno idraulico a strizione
DE58900149D1 (de)	1991-07-25	Hydraulische bremsanlage.
FR2629776B1 (fr)	1992-06-05	Servofrein
ES528834A0 (es)	1984-12-01	Perfeccionamientos en un accionador de frenos hidraulicos
FR2553359B1 (fr)	1988-11-25	Servofrein hydraulique
FR2636388B1 (fr)	1994-05-06	Embrayage a friction
IT9021553A0 (it)	1990-09-24	Innesto a frizione idraulico
IT1230874B (it)	1991-11-08	Frizione a dischi
IT8947599A0 (it)	1989-01-31	Innesto a comando idraulico
IT8921445A0 (it)	1989-08-04	Freno a tamburo.
IT8421180A1 (it)	1985-11-30	"Giunto a frizione idraulico"

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19950630