DD133872A1 - DEVICE FOR DETECTING AND TRANSMITTING THE SWITCHING MESSAGE - Google Patents

DEVICE FOR DETECTING AND TRANSMITTING THE SWITCHING MESSAGE

Info

Publication number
DD133872A1
DD133872A1 DD20272677A DD20272677A DD133872A1 DD 133872 A1 DD133872 A1 DD 133872A1 DD 20272677 A DD20272677 A DD 20272677A DD 20272677 A DD20272677 A DD 20272677A DD 133872 A1 DD133872 A1 DD 133872A1
Authority
DD
German Democratic Republic
Prior art keywords
transmitting
detecting
switching message
message
switching
Prior art date
Application number
DD20272677A
Other languages
German (de)
Inventor
Rainer Friedel
Original Assignee
Rainer Friedel
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 Rainer Friedel filed Critical Rainer Friedel
Priority to DD20272677A priority Critical patent/DD133872A1/en
Publication of DD133872A1 publication Critical patent/DD133872A1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H01H9/168—Indicators for switching condition, e.g. "on" or "off" making use of an electromagnetic wave communication

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
DD20272677A 1977-12-16 1977-12-16 DEVICE FOR DETECTING AND TRANSMITTING THE SWITCHING MESSAGE DD133872A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DD20272677A DD133872A1 (en) 1977-12-16 1977-12-16 DEVICE FOR DETECTING AND TRANSMITTING THE SWITCHING MESSAGE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD20272677A DD133872A1 (en) 1977-12-16 1977-12-16 DEVICE FOR DETECTING AND TRANSMITTING THE SWITCHING MESSAGE

Publications (1)

Publication Number Publication Date
DD133872A1 true DD133872A1 (en) 1979-01-24

Family

ID=5510915

Family Applications (1)

Application Number Title Priority Date Filing Date
DD20272677A DD133872A1 (en) 1977-12-16 1977-12-16 DEVICE FOR DETECTING AND TRANSMITTING THE SWITCHING MESSAGE

Country Status (1)

Country Link
DD (1) DD133872A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19547524C1 (en) * 1995-12-08 1996-11-21 Siemens Ag Optical monitoring system for functional testing of HV or MV switch
DE19708460C1 (en) * 1997-02-18 1998-02-26 Siemens Ag Switchgear switch position detection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19547524C1 (en) * 1995-12-08 1996-11-21 Siemens Ag Optical monitoring system for functional testing of HV or MV switch
DE19708460C1 (en) * 1997-02-18 1998-02-26 Siemens Ag Switchgear switch position detection device

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Legal Events

Date Code Title Description
ENJ Ceased due to non-payment of renewal fee