[go: up one dir, main page]

JPS56145723A - Direction judging protection device - Google Patents

Direction judging protection device

Info

Publication number
JPS56145723A
JPS56145723A JP4796680A JP4796680A JPS56145723A JP S56145723 A JPS56145723 A JP S56145723A JP 4796680 A JP4796680 A JP 4796680A JP 4796680 A JP4796680 A JP 4796680A JP S56145723 A JPS56145723 A JP S56145723A
Authority
JP
Japan
Prior art keywords
protection device
direction judging
judging protection
protection
judging
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
JP4796680A
Other languages
Japanese (ja)
Inventor
Gouo Nohara
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 JP4796680A priority Critical patent/JPS56145723A/en
Publication of JPS56145723A publication Critical patent/JPS56145723A/en
Pending legal-status Critical Current

Links

Landscapes

  • Emergency Protection Circuit Devices (AREA)
JP4796680A 1980-04-14 1980-04-14 Direction judging protection device Pending JPS56145723A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4796680A JPS56145723A (en) 1980-04-14 1980-04-14 Direction judging protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4796680A JPS56145723A (en) 1980-04-14 1980-04-14 Direction judging protection device

Publications (1)

Publication Number Publication Date
JPS56145723A true JPS56145723A (en) 1981-11-12

Family

ID=12790067

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4796680A Pending JPS56145723A (en) 1980-04-14 1980-04-14 Direction judging protection device

Country Status (1)

Country Link
JP (1) JPS56145723A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0425426U (en) * 1990-06-26 1992-02-28

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0425426U (en) * 1990-06-26 1992-02-28

Similar Documents

Publication Publication Date Title
JPS57109230A (en) Both-hand safety device
GB2102363B (en) Protective device
JPS57116537A (en) Safety device
JPS5741276A (en) Protective device for autobicycle
JPS5714A (en) Reclosing device
PT73771B (en) Safety device
JPS5785529A (en) Overvoltage protecting device
JPS579354A (en) Riving device
GB2081808B (en) Protection device against aggressions
GB2087070B (en) Safety device
JPS5761232A (en) Overcurrent protecting device
JPS56150633A (en) Safety device
JPS56145723A (en) Direction judging protection device
JPS5755734A (en) Protecting relay device
JPS5749798A (en) Safety device
JPS5785528A (en) Motor protecting device
JPS56137500A (en) Collision preventing device
JPS5761233A (en) Overcurrent protecting device
JPS56120088A (en) Overvoltage protecting device
JPS5740325A (en) Shortcircuit protecting device
JPS573517A (en) Shortcircuit protecting device
JPS56130050A (en) Shortcircuit protecting device
JPS5755729A (en) Protecting relay device
JPS57110025A (en) Protection device
JPS56158987A (en) Device for protecting