RO86701B1 - Dispozitiv electronic pentru verificarea temperaturii contactelor electrice - Google Patents

Dispozitiv electronic pentru verificarea temperaturii contactelor electrice

Info

Publication number
RO86701B1
RO86701B1 RO111111A RO11111183A RO86701B1 RO 86701 B1 RO86701 B1 RO 86701B1 RO 111111 A RO111111 A RO 111111A RO 11111183 A RO11111183 A RO 11111183A RO 86701 B1 RO86701 B1 RO 86701B1
Authority
RO
Romania
Prior art keywords
checking
electronic device
temperature
electrical contacts
controlled
Prior art date
Application number
RO111111A
Other languages
English (en)
Other versions
RO86701A2 (ro
Inventor
Mihaily Csont
Original Assignee
Exploatarea De Retele Electrice Bihor
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 Exploatarea De Retele Electrice Bihor filed Critical Exploatarea De Retele Electrice Bihor
Priority to RO111111A priority Critical patent/RO86701B1/ro
Publication of RO86701A2 publication Critical patent/RO86701A2/ro
Publication of RO86701B1 publication Critical patent/RO86701B1/ro

Links

Landscapes

  • Testing Electric Properties And Detecting Electric Faults (AREA)

Abstract

Inventia se refera la un dispozitiv electronic pentru verificarea temperaturii contactelor electrice, în scopul detectarii contactelor electrice slabe. Dispozitivul este format dintr-un detector de temperatura care comanda functionarea unui circuit generator de impulsuri dreptunghiulare cu frecventa comandata prin tensiune, al carui semnal de iesire printr-un repetor este modulat si aplicat unui emitator de radiofrecventa, semnal care, dupa o amplificare prealabila este receptionat de un receptor radio cu superreactie si printr-un filtru cuplat cu un etaj formator de impulsuri si printr-un circuit de diferentiere aplicat unui circuit monostabil avînd în circuitele sale un miliampermetru indicator, blocurile de emisie respectiv de receptie fiind montate la cele doua capete ale unui suport electroizolant, iar tensiunile de alimentare a circuitelor electronice sunt controlate prin cîte un circuit detector de nivel al carui element de semnalizare este o dioda electroluminiscenta.
RO111111A 1983-05-31 1983-05-31 Dispozitiv electronic pentru verificarea temperaturii contactelor electrice RO86701B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO111111A RO86701B1 (ro) 1983-05-31 1983-05-31 Dispozitiv electronic pentru verificarea temperaturii contactelor electrice

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO111111A RO86701B1 (ro) 1983-05-31 1983-05-31 Dispozitiv electronic pentru verificarea temperaturii contactelor electrice

Publications (2)

Publication Number Publication Date
RO86701A2 RO86701A2 (ro) 1985-04-17
RO86701B1 true RO86701B1 (ro) 1985-05-01

Family

ID=20113159

Family Applications (1)

Application Number Title Priority Date Filing Date
RO111111A RO86701B1 (ro) 1983-05-31 1983-05-31 Dispozitiv electronic pentru verificarea temperaturii contactelor electrice

Country Status (1)

Country Link
RO (1) RO86701B1 (ro)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008054511A1 (de) * 2008-12-11 2010-06-17 Robert Bosch Gmbh Verfahren zum Bestimmen eines Zustands mindestens einer Komponente eines Steuergeräts

Also Published As

Publication number Publication date
RO86701A2 (ro) 1985-04-17

Similar Documents

Publication Publication Date Title
US3629696A (en) Method and apparatus for measuring delay distortion including simultaneously applied modulated signals
PT93801A (pt) Via de transmissao
ATE163789T1 (de) Periodisches pulsdiskriminierungssystem
GB1414990A (en) Communication apparatus
CA2053778A1 (en) Output level control circuit for use in rf power amplifier
US3917916A (en) Method and means for interrogation of digital repeatered lines
ES8504582A1 (es) Sistema de modulacion para circuitos de via ferroviaria
RO86701B1 (ro) Dispozitiv electronic pentru verificarea temperaturii contactelor electrice
IT1252134B (it) Circuito per stabilizzare la polarizzazione di un ricevitore di dati in chiaro
CN111367161B (zh) 一种观测仪器的远距离授时系统
FR2371091A1 (fr) Dispositif d'asservissement en phase d'une onde porteuse et des bandes laterales engendrees par un emetteur, notamment par un emetteur de radionavigation, et emetteur de radionavigation comportant un tel dispositif
US3740550A (en) Pulse coded railway signal system
GB1431119A (en) Data transmission systems
GB1049366A (en) Improvements in and relating to electrical signal generating devices and radio receiving equipment incorporating such devices
US3675123A (en) Device for measuring currents in a high voltage conductor by modulated radiated beams
CN211628026U (zh) 一种观测仪器的远距离授时系统
JPS52153610A (en) Circuit for driving signal meter of receiver
JPS5923898U (ja) 材料試験装置
SU866631A1 (ru) Устройство дл определени гололедной нагрузки на проводах линии электропередачи
SU364847A1 (ru) Радиоуровнемер
SU1017569A1 (ru) Устройство дл передачи информации с пути на локомотив
SU1167542A1 (ru) Устройство дл автоматического измерени и записи фазовых характеристик излучающих апертур
ES2205409T3 (es) Receptor destinado a la adquisicion de señales radioelectricas, en particular de señales emitidas por satelites.
SU1154136A1 (ru) Рельсова цепь
JPS6320206Y2 (ro)