CA946969A - Hump yard retarder control system - Google Patents

Hump yard retarder control system

Info

Publication number
CA946969A
CA946969A CA152,350A CA152350A CA946969A CA 946969 A CA946969 A CA 946969A CA 152350 A CA152350 A CA 152350A CA 946969 A CA946969 A CA 946969A
Authority
CA
Canada
Prior art keywords
control system
retarder control
hump yard
yard retarder
hump
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
CA152,350A
Other versions
CA152350S (en
Inventor
Peter J. Wong
Robert S. Ratner
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.)
Southern Pacific Transportation Co
Original Assignee
Southern Pacific Transportation 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 Southern Pacific Transportation Co filed Critical Southern Pacific Transportation Co
Application granted granted Critical
Publication of CA946969A publication Critical patent/CA946969A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
    • B61K7/00—Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
    • B61K7/02—Track brakes or retarding apparatus
    • B61K7/12—Track brakes or retarding apparatus electrically controlled

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Regulating Braking Force (AREA)
CA152,350A 1971-09-23 1972-09-22 Hump yard retarder control system Expired CA946969A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18302971A 1971-09-23 1971-09-23

Publications (1)

Publication Number Publication Date
CA946969A true CA946969A (en) 1974-05-07

Family

ID=22671126

Family Applications (1)

Application Number Title Priority Date Filing Date
CA152,350A Expired CA946969A (en) 1971-09-23 1972-09-22 Hump yard retarder control system

Country Status (8)

Country Link
US (1) US3745334A (en)
JP (1) JPS4840106A (en)
CA (1) CA946969A (en)
CH (1) CH556261A (en)
DE (1) DE2246306A1 (en)
FR (1) FR2158825A5 (en)
GB (1) GB1377540A (en)
IT (1) IT967151B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3844514A (en) * 1973-03-08 1974-10-29 Gen Signal Corp Car retarder control system
DE2910511C2 (en) * 1979-03-16 1986-05-07 Siemens AG, 1000 Berlin und 8000 München Device for controlling track brakes in railroad shunting systems
US4235403A (en) * 1979-04-23 1980-11-25 American Standard Inc. Speed control apparatus and method for railroad car retarders
JPS55164563A (en) * 1979-06-05 1980-12-22 Nippon Signal Co Ltd Rotary car retarder
DE4230061C2 (en) * 1992-09-07 2001-05-10 Siemens Ag Method for predicting the running behavior of wagons in a directional track and application of the method
DE4447499C2 (en) * 1994-06-15 1996-12-19 Deutsche Bahn Ag Procedure for determining a release reserve for a track brake
DE4420896C2 (en) * 1994-06-15 1997-09-25 Deutsche Bahn Ag Method for controlling track brakes in a shunting system
DE19507932C1 (en) * 1995-02-24 1996-07-25 Siemens Ag Train waggon characteristics updating method for marshalling yard
DE19507931C1 (en) * 1995-02-24 1996-09-12 Siemens Ag Method for updating replacement values for a running characteristic of wagons on a shunting system
DE19730261C1 (en) * 1997-07-09 1998-11-19 Siemens Ag Method for generating a signal which identifies a section of a track section as being free from vehicle axles
DE19743995C1 (en) * 1997-09-26 1999-04-22 Siemens Ag Method for generating a signal which identifies a track section as occupied
CN114454921B (en) * 2022-01-20 2023-04-14 北京全路通信信号研究设计院集团有限公司 Vehicle set speed regulation control method and system based on hump four-position speed reducer
CN115107824B (en) * 2022-07-26 2024-04-09 天津铁路信号有限责任公司 Electrohydraulic vehicle speed reducer monitoring system
CN116061985B (en) * 2023-03-06 2023-08-11 北京全路通信信号研究设计院集团有限公司 Constant speed control method and device for hump three-position speed reducer and hump control system

Also Published As

Publication number Publication date
DE2246306A1 (en) 1973-03-29
JPS4840106A (en) 1973-06-13
GB1377540A (en) 1974-12-18
CH556261A (en) 1974-11-29
US3745334A (en) 1973-07-10
IT967151B (en) 1974-02-28
FR2158825A5 (en) 1973-06-15

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