CA1037522A - Towing valve arrangement for fail-safe brake system - Google Patents

Towing valve arrangement for fail-safe brake system

Info

Publication number
CA1037522A
CA1037522A CA234,580A CA234580A CA1037522A CA 1037522 A CA1037522 A CA 1037522A CA 234580 A CA234580 A CA 234580A CA 1037522 A CA1037522 A CA 1037522A
Authority
CA
Canada
Prior art keywords
valve
spool
auxiliary
communicating
control system
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
CA234,580A
Other languages
English (en)
French (fr)
Inventor
Michael K. Lloyd
Paul C. Rosenberger
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.)
Caterpillar Inc
Original Assignee
Caterpillar Tractor 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 Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Priority to CA78299467A priority Critical patent/CA1049075A/en
Application granted granted Critical
Publication of CA1037522A publication Critical patent/CA1037522A/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
    • B60T13/22—Brakes applied by springs or weights and released hydraulically
    • 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
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/18—Safety devices; Monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Braking Systems And Boosters (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Regulating Braking Force (AREA)
CA234,580A 1975-01-30 1975-09-02 Towing valve arrangement for fail-safe brake system Expired CA1037522A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA78299467A CA1049075A (en) 1975-01-30 1978-03-22 Towing valve arrangement for fail-safe brake system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/545,642 US3944295A (en) 1975-01-30 1975-01-30 Towing valve arrangement for fail-safe brake system

Publications (1)

Publication Number Publication Date
CA1037522A true CA1037522A (en) 1978-08-29

Family

ID=24177008

Family Applications (1)

Application Number Title Priority Date Filing Date
CA234,580A Expired CA1037522A (en) 1975-01-30 1975-09-02 Towing valve arrangement for fail-safe brake system

Country Status (5)

Country Link
US (1) US3944295A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (2) JPS5849427B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE837748A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7600019A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1037522A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4349233A (en) * 1980-05-07 1982-09-14 Caterpillar Tractor Co. Method and apparatus for controlling wheel slip on differentially mounted wheels
US4576418A (en) * 1984-07-13 1986-03-18 Caterpillar Tractor Co. Brake release mechanism for vehicle towing
US5129243A (en) * 1991-04-04 1992-07-14 Kassebaum Larry A Rotary security lock apparatus for gladhand brake line couplers
USD389397S (en) 1996-08-08 1998-01-20 Security Masters, Ltd. Theft inhibiting device for a gladhand air supply
USH1953H1 (en) 1998-10-15 2001-04-03 Caterpillar Inc. Apparatus and method for preparing a hydraulic work machine for towing

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US273889A (en) * 1883-03-13 Locking attachment for the let-off mechanism of looms
US1188853A (en) * 1915-08-12 1916-06-27 John Sorensen Brake mechanism.
US2963896A (en) * 1959-04-02 1960-12-13 Gadget Of The Month Club Inc Car handbrake locking device
US3107126A (en) * 1961-06-28 1963-10-15 Bendix Westinghouse Automotive Spring brake emergency release system
US3871475A (en) * 1971-09-20 1975-03-18 Royal Industries Motor vehicle security system and security method

Also Published As

Publication number Publication date
BE837748A (nl) 1976-07-22
JPS5187673A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-07-31
JPS629472B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-02-28
JPS5849427B2 (ja) 1983-11-04
US3944295A (en) 1976-03-16
BR7600019A (pt) 1976-08-31
JPS60104455A (ja) 1985-06-08

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