ITTO20020452A1 - Valvola pneumatica di limitazione del livello di depressione e sistema di frenatura comportante tale valvola. - Google Patents

Valvola pneumatica di limitazione del livello di depressione e sistema di frenatura comportante tale valvola.

Info

Publication number
ITTO20020452A1
ITTO20020452A1 IT2002TO000452A ITTO20020452A ITTO20020452A1 IT TO20020452 A1 ITTO20020452 A1 IT TO20020452A1 IT 2002TO000452 A IT2002TO000452 A IT 2002TO000452A IT TO20020452 A ITTO20020452 A IT TO20020452A IT TO20020452 A1 ITTO20020452 A1 IT TO20020452A1
Authority
IT
Italy
Prior art keywords
valve
chamber
pneumatic
limiting
depression
Prior art date
Application number
IT2002TO000452A
Other languages
English (en)
Inventor
Leonardo Cadeddu
Original Assignee
Vhit 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.)
Filing date
Publication date
Application filed by Vhit Spa filed Critical Vhit Spa
Priority to IT2002TO000452A priority Critical patent/ITTO20020452A1/it
Publication of ITTO20020452A0 publication Critical patent/ITTO20020452A0/it
Priority to BR0305022-0A priority patent/BR0305022A/pt
Priority to US10/516,056 priority patent/US20050156127A1/en
Priority to RU2004139024/11A priority patent/RU2004139024A/ru
Priority to DE60315292T priority patent/DE60315292T2/de
Priority to JP2004507125A priority patent/JP2005527751A/ja
Priority to PCT/EP2003/005479 priority patent/WO2003099626A1/fr
Priority to EP03732462A priority patent/EP1511662B1/fr
Priority to AT03732462T priority patent/ATE368600T1/de
Priority to AU2003238396A priority patent/AU2003238396A1/en
Priority to ES03732462T priority patent/ES2290468T3/es
Priority to CNB038154803A priority patent/CN100422012C/zh
Priority to KR1020047019349A priority patent/KR100957507B1/ko
Publication of ITTO20020452A1 publication Critical patent/ITTO20020452A1/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
    • G05D16/0644—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator
    • G05D16/0655—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator using one spring-loaded membrane
    • 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
    • B60T13/24—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 gaseous
    • B60T13/46—Vacuum systems
    • B60T13/52—Vacuum systems indirect, i.e. vacuum booster units
    • B60T13/57—Vacuum systems indirect, i.e. vacuum booster units characterised by constructional features of control valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
    • F16K31/1262—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like one side of the diaphragm being spring loaded
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
    • F16K31/1266—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like one side of the diaphragm being acted upon by the circulating fluid
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Transportation (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Braking Systems And Boosters (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Details Of Valves (AREA)
  • Fluid-Driven Valves (AREA)
IT2002TO000452A 2002-05-29 2002-05-29 Valvola pneumatica di limitazione del livello di depressione e sistema di frenatura comportante tale valvola. ITTO20020452A1 (it)

Priority Applications (13)

Application Number Priority Date Filing Date Title
IT2002TO000452A ITTO20020452A1 (it) 2002-05-29 2002-05-29 Valvola pneumatica di limitazione del livello di depressione e sistema di frenatura comportante tale valvola.
KR1020047019349A KR100957507B1 (ko) 2002-05-29 2003-05-26 제동 시스템용 공압 밸브
PCT/EP2003/005479 WO2003099626A1 (fr) 2002-05-29 2003-05-26 Valve pneumatique pour systemes de freinage
US10/516,056 US20050156127A1 (en) 2002-05-29 2003-05-26 Pneumatic valve for braking systems
RU2004139024/11A RU2004139024A (ru) 2002-05-29 2003-05-26 Пневматический клапан для тормозных систем
DE60315292T DE60315292T2 (de) 2002-05-29 2003-05-26 Druckluftventil für bremsanlagen
JP2004507125A JP2005527751A (ja) 2002-05-29 2003-05-26 空気圧バルブ及びこのようなバルブを備えたブレーキシステム
BR0305022-0A BR0305022A (pt) 2002-05-29 2003-05-26 Válvula pneumática e sistema de freagem
EP03732462A EP1511662B1 (fr) 2002-05-29 2003-05-26 Valve pneumatique pour systemes de freinage
AT03732462T ATE368600T1 (de) 2002-05-29 2003-05-26 Druckluftventil für bremsanlagen
AU2003238396A AU2003238396A1 (en) 2002-05-29 2003-05-26 Pneumatic valve for braking systems
ES03732462T ES2290468T3 (es) 2002-05-29 2003-05-26 Valvula neumatica para sistemas de frenado.
CNB038154803A CN100422012C (zh) 2002-05-29 2003-05-26 气动阀和包括该种阀的制动系统

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2002TO000452A ITTO20020452A1 (it) 2002-05-29 2002-05-29 Valvola pneumatica di limitazione del livello di depressione e sistema di frenatura comportante tale valvola.

Publications (2)

Publication Number Publication Date
ITTO20020452A0 ITTO20020452A0 (it) 2002-05-29
ITTO20020452A1 true ITTO20020452A1 (it) 2003-12-01

Family

ID=27639120

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2002TO000452A ITTO20020452A1 (it) 2002-05-29 2002-05-29 Valvola pneumatica di limitazione del livello di depressione e sistema di frenatura comportante tale valvola.

Country Status (13)

Country Link
US (1) US20050156127A1 (it)
EP (1) EP1511662B1 (it)
JP (1) JP2005527751A (it)
KR (1) KR100957507B1 (it)
CN (1) CN100422012C (it)
AT (1) ATE368600T1 (it)
AU (1) AU2003238396A1 (it)
BR (1) BR0305022A (it)
DE (1) DE60315292T2 (it)
ES (1) ES2290468T3 (it)
IT (1) ITTO20020452A1 (it)
RU (1) RU2004139024A (it)
WO (1) WO2003099626A1 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10321560A1 (de) * 2002-05-16 2003-12-24 Luk Automobiltech Gmbh & Co Kg Ventil
FR2901006B1 (fr) * 2006-05-09 2008-07-18 Peugeot Citroen Automobiles Sa Valve et systeme de limitation de debit d'air entrant de pompe a vide d'un vehicule
MX2010008902A (es) * 2008-02-18 2011-03-02 Csir Transportadores de nanoparticulas para administracion de farmacos y procedimiento para producir las mismas.
US9634541B2 (en) * 2013-07-02 2017-04-25 Fisher Controls International Llc Apparatus to provide motor backdrive resistance
ES2827019T3 (es) 2015-05-08 2021-05-19 Normet International Ltd Perno de roca hueco autorroscante anclado localmente
CN105351601A (zh) * 2015-11-24 2016-02-24 芜湖豫新世通汽车空调有限公司 真空驱动器
CN109177953B (zh) * 2018-09-27 2020-06-19 马鞍山思哲知识产权服务有限公司 一种降低能耗的控制器及控制方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2911994A (en) * 1955-05-10 1959-11-10 Sadie E Branson Automatic dump valve
FR1302261A (fr) * 1960-10-03 1962-08-24 Bendix Corp Valve de contrôle
US3073345A (en) * 1961-05-01 1963-01-15 Gen Motors Corp Solenoid operated vacuum regulator
US3433130A (en) * 1966-06-23 1969-03-18 Gen Motors Corp Automotive comfort control system with vacuum hold
FR1521470A (fr) * 1967-03-06 1968-04-19 Ferodo Sa Vanne à liquide à commande par dépression
US3646758A (en) * 1970-03-30 1972-03-07 Bendix Corp Vacuum control for servomotor
US3797512A (en) * 1973-03-14 1974-03-19 Chrysler Corp Vacuum reducer valve
US3982553A (en) * 1975-11-28 1976-09-28 General Motors Corporation Vacuum reducer valve assembly
US4191090A (en) * 1978-04-17 1980-03-04 General Motors Corporation Vacuum toggle
US4458650A (en) * 1982-09-23 1984-07-10 General Motors Corporation Fuel injection system
US4628959A (en) * 1985-08-30 1986-12-16 General Motors Corporation Vacuum check valve
US4944276A (en) * 1987-10-06 1990-07-31 Colt Industries Inc Purge valve for on board fuel vapor recovery systems
US4864915A (en) * 1988-06-13 1989-09-12 General Motors Corporation Vacuum operated actuator
US5191870A (en) * 1991-03-28 1993-03-09 Siemens Automotive Limited Diagnostic system for canister purge system
US5117797A (en) * 1991-10-17 1992-06-02 Coltec Industries Inc. Purge valve
US5970958A (en) * 1997-10-10 1999-10-26 Eaton Corporation Fuel vapor purge control
US6715994B2 (en) * 2001-11-12 2004-04-06 Shurflo Pump Manufacturing Co., Inc. Bilge pump

Also Published As

Publication number Publication date
ES2290468T3 (es) 2008-02-16
CN100422012C (zh) 2008-10-01
CN1665708A (zh) 2005-09-07
EP1511662B1 (fr) 2007-08-01
US20050156127A1 (en) 2005-07-21
RU2004139024A (ru) 2006-01-20
ITTO20020452A0 (it) 2002-05-29
BR0305022A (pt) 2004-11-09
DE60315292D1 (de) 2007-09-13
EP1511662A1 (fr) 2005-03-09
JP2005527751A (ja) 2005-09-15
AU2003238396A1 (en) 2003-12-12
KR20050020812A (ko) 2005-03-04
WO2003099626A1 (fr) 2003-12-04
ATE368600T1 (de) 2007-08-15
KR100957507B1 (ko) 2010-05-14
DE60315292T2 (de) 2008-05-08

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