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JPS52101513A - Device for detecting improper slow releasing of brake of freight vehic le - Google Patents

Device for detecting improper slow releasing of brake of freight vehic le

Info

Publication number
JPS52101513A
JPS52101513A JP1711976A JP1711976A JPS52101513A JP S52101513 A JPS52101513 A JP S52101513A JP 1711976 A JP1711976 A JP 1711976A JP 1711976 A JP1711976 A JP 1711976A JP S52101513 A JPS52101513 A JP S52101513A
Authority
JP
Japan
Prior art keywords
brake
freight
vehic
slow releasing
detecting improper
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.)
Granted
Application number
JP1711976A
Other languages
Japanese (ja)
Other versions
JPS577953B2 (en
Inventor
Akio Shiotani
Kakutaro Wada
Yoshio Hattori
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.)
JAPANESE NATIONAL RAILWAYS<JNR>
Japan National Railways
Original Assignee
JAPANESE NATIONAL RAILWAYS<JNR>
Japan National Railways
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 JAPANESE NATIONAL RAILWAYS<JNR>, Japan National Railways filed Critical JAPANESE NATIONAL RAILWAYS<JNR>
Priority to JP1711976A priority Critical patent/JPS52101513A/en
Publication of JPS52101513A publication Critical patent/JPS52101513A/en
Publication of JPS577953B2 publication Critical patent/JPS577953B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Valves And Accessory Devices For Braking Systems (AREA)

Abstract

PURPOSE: To produce a warning upon automatic detection of slow releasing of brake as improper operation in slow running of freight vehicle.
COPYRIGHT: (C)1977,JPO&Japio
JP1711976A 1976-02-20 1976-02-20 Device for detecting improper slow releasing of brake of freight vehic le Granted JPS52101513A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1711976A JPS52101513A (en) 1976-02-20 1976-02-20 Device for detecting improper slow releasing of brake of freight vehic le

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1711976A JPS52101513A (en) 1976-02-20 1976-02-20 Device for detecting improper slow releasing of brake of freight vehic le

Publications (2)

Publication Number Publication Date
JPS52101513A true JPS52101513A (en) 1977-08-25
JPS577953B2 JPS577953B2 (en) 1982-02-13

Family

ID=11935137

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1711976A Granted JPS52101513A (en) 1976-02-20 1976-02-20 Device for detecting improper slow releasing of brake of freight vehic le

Country Status (1)

Country Link
JP (1) JPS52101513A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009236140A (en) * 2008-03-26 2009-10-15 Railway Technical Res Inst Method and device of detecting non-release of wheel tread brake of rail car

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009236140A (en) * 2008-03-26 2009-10-15 Railway Technical Res Inst Method and device of detecting non-release of wheel tread brake of rail car

Also Published As

Publication number Publication date
JPS577953B2 (en) 1982-02-13

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