JPS52142220A - Electrical car braking controller change 49-67461 - Google Patents

Electrical car braking controller change 49-67461

Info

Publication number
JPS52142220A
JPS52142220A JP6214077A JP6214077A JPS52142220A JP S52142220 A JPS52142220 A JP S52142220A JP 6214077 A JP6214077 A JP 6214077A JP 6214077 A JP6214077 A JP 6214077A JP S52142220 A JPS52142220 A JP S52142220A
Authority
JP
Japan
Prior art keywords
braking controller
car braking
electrical car
controller change
electrical
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.)
Pending
Application number
JP6214077A
Other languages
Japanese (ja)
Inventor
Toru Higuchi
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6214077A priority Critical patent/JPS52142220A/en
Publication of JPS52142220A publication Critical patent/JPS52142220A/en
Pending legal-status Critical Current

Links

Landscapes

  • Electric Propulsion And Braking For Vehicles (AREA)
  • Stopping Of Electric Motors (AREA)
  • Control Of Direct Current Motors (AREA)

Abstract

PURPOSE: To make a dimension and a weight of a resistor smaller by utilizing an exhaust wind to cool a thyristor or a reactor for cooling a series resistor of an armature at an electrical car braking controller using a thyristor chopper.
COPYRIGHT: (C)1977,JPO&Japio
JP6214077A 1977-05-30 1977-05-30 Electrical car braking controller change 49-67461 Pending JPS52142220A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6214077A JPS52142220A (en) 1977-05-30 1977-05-30 Electrical car braking controller change 49-67461

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6214077A JPS52142220A (en) 1977-05-30 1977-05-30 Electrical car braking controller change 49-67461

Publications (1)

Publication Number Publication Date
JPS52142220A true JPS52142220A (en) 1977-11-28

Family

ID=13191481

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6214077A Pending JPS52142220A (en) 1977-05-30 1977-05-30 Electrical car braking controller change 49-67461

Country Status (1)

Country Link
JP (1) JPS52142220A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4819682U (en) * 1971-07-19 1973-03-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4819682U (en) * 1971-07-19 1973-03-06

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