CA1022086A - Slack adjuster for hydro-pneumatic brake unit having automatic air bleed - Google Patents

Slack adjuster for hydro-pneumatic brake unit having automatic air bleed

Info

Publication number
CA1022086A
CA1022086A CA209,502A CA209502A CA1022086A CA 1022086 A CA1022086 A CA 1022086A CA 209502 A CA209502 A CA 209502A CA 1022086 A CA1022086 A CA 1022086A
Authority
CA
Canada
Prior art keywords
hydro
brake unit
automatic air
air bleed
pneumatic brake
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
CA209,502A
Other languages
English (en)
Other versions
CA209502S (en
Inventor
Ronald W. Coiner
William B. Jeffrey
Quentin T. Clemmons
Allen W. Kyllonen
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.)
Westinghouse Air Brake Co
Original Assignee
Westinghouse Air Brake Co
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 Westinghouse Air Brake Co filed Critical Westinghouse Air Brake Co
Application granted granted Critical
Publication of CA1022086A publication Critical patent/CA1022086A/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
    • B60T13/58—Combined or convertible systems
    • B60T13/581—Combined or convertible systems both hydraulic and pneumatic
    • B60T13/583—Combined or convertible systems both hydraulic and pneumatic using converters
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/38—Slack adjusters
    • F16D65/72—Slack adjusters hydraulic
    • F16D65/74—Slack adjusters hydraulic self-acting in one direction
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2125/00—Components of actuators
    • F16D2125/02—Fluid-pressure mechanisms
    • F16D2125/10—Plural pistons interacting by fluid pressure, e.g. hydraulic force amplifiers using different sized pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Braking Arrangements (AREA)
CA209,502A 1973-12-10 1974-09-18 Slack adjuster for hydro-pneumatic brake unit having automatic air bleed Expired CA1022086A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00423405A US3837443A (en) 1973-12-10 1973-12-10 Slack adjuster for hydro-pneumatic brake unit having automatic air bleed

Publications (1)

Publication Number Publication Date
CA1022086A true CA1022086A (en) 1977-12-06

Family

ID=23678787

Family Applications (1)

Application Number Title Priority Date Filing Date
CA209,502A Expired CA1022086A (en) 1973-12-10 1974-09-18 Slack adjuster for hydro-pneumatic brake unit having automatic air bleed

Country Status (6)

Country Link
US (1) US3837443A (cg-RX-API-DMAC7.html)
JP (1) JPS5310723B2 (cg-RX-API-DMAC7.html)
BR (1) BR7408238D0 (cg-RX-API-DMAC7.html)
CA (1) CA1022086A (cg-RX-API-DMAC7.html)
DE (1) DE2453966A1 (cg-RX-API-DMAC7.html)
ZA (1) ZA744062B (cg-RX-API-DMAC7.html)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4109467A (en) * 1976-07-07 1978-08-29 Lukas George N Hydraulic booster system
US4022304A (en) * 1976-08-02 1977-05-10 Westinghouse Air Brake Company Tread brake assembly
US4319671A (en) * 1980-06-02 1982-03-16 Wabco, Ltd. Hydro-pneumatic brake actuator arranged to maintain a constant brake shoe clearance
US4323144A (en) * 1980-07-16 1982-04-06 American Standard Inc. Hydro-pneumatic brake actuator arranged to maintain a constant brake shoe clearance
DE3224839A1 (de) * 1982-07-02 1984-01-05 Knorr-Bremse GmbH, 8000 München Schutzeinrichtung fuer die fuehrungsflaechen teleskopisch verschieblicher rohrkoerper
ES8403802A1 (es) * 1983-04-08 1984-04-01 Bendiberica Sa Sistema de accionamiento hidraulico de frenos.
ES521783A0 (es) * 1983-04-08 1984-04-01 Bendiberica Sa Sistema de frenado hidroneumatico.
DE3326823A1 (de) * 1983-07-26 1985-02-07 Alfred Teves Gmbh, 6000 Frankfurt Hydraulisch betaetigte radbremse
US4802559A (en) * 1988-02-03 1989-02-07 American Standard Inc. Hydropneumatic brake actuator arranged to maintain a constant brake shoe clearance
IT1241352B (it) * 1990-12-13 1994-01-10 Bendix Heavy Vehicle Syst Bielemento frenante per impianti pneumatici di frenatura
JP3767073B2 (ja) * 1997-03-12 2006-04-19 住友電気工業株式会社 ディスクブレーキ
DE102009059817A1 (de) * 2009-12-21 2011-06-22 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH, 80809 Scheibenbremse
DE102015120375B4 (de) 2015-11-25 2017-08-17 Saf-Holland Gmbh Betätigungsvorrichtung für eine Bremse
US11572925B2 (en) 2021-04-15 2023-02-07 Caterpillar Inc. Brake slack adjuster having sensing piston with orifice and systems, components, and methods thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR700795A (fr) * 1929-11-02 1931-03-06 Dispositif de commande de frein à rattrapage automatique de jeu
DE648027C (de) * 1935-07-31 1937-07-20 Buckau R Wolf Akt Ges Maschf Vorrichtung an Backenbremsen zum Einhalten eines gleichbleibenden Abstandes der Bremsbacken von der Bremstrommel mittels einer hydraulischen Ausgleichvorrichtung
US2875864A (en) * 1953-07-24 1959-03-03 Westinghouse Air Brake Co Fluid motor with slack adjuster valve
US3447647A (en) * 1967-09-05 1969-06-03 Westinghouse Air Brake Co Hydraulic-pneumatic tread brake unit for railway car trucks
US3517784A (en) * 1968-05-10 1970-06-30 Westinghouse Air Brake Co Pneumatic-hydraulic tread brake unit for railway car trucks

Also Published As

Publication number Publication date
AU7428774A (en) 1976-04-15
BR7408238D0 (pt) 1975-09-16
US3837443A (en) 1974-09-24
ZA744062B (en) 1975-06-25
JPS5310723B2 (cg-RX-API-DMAC7.html) 1978-04-15
DE2453966A1 (de) 1975-06-26
JPS5089765A (cg-RX-API-DMAC7.html) 1975-07-18

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