CH551708A - Sicherheitsschaltvorrichtung zur ueberwachung des leistungsschaltgliedes eines elektrischen stromverbrauchers. - Google Patents

Sicherheitsschaltvorrichtung zur ueberwachung des leistungsschaltgliedes eines elektrischen stromverbrauchers.

Info

Publication number
CH551708A
CH551708A CH1058172A CH1058172A CH551708A CH 551708 A CH551708 A CH 551708A CH 1058172 A CH1058172 A CH 1058172A CH 1058172 A CH1058172 A CH 1058172A CH 551708 A CH551708 A CH 551708A
Authority
CH
Switzerland
Prior art keywords
switching device
monitoring
electric power
power
safety
Prior art date
Application number
CH1058172A
Other languages
English (en)
Original Assignee
Hehl & Soehne Arburg Masch
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
Priority claimed from DE2017422A external-priority patent/DE2017422C3/de
Application filed by Hehl & Soehne Arburg Masch filed Critical Hehl & Soehne Arburg Masch
Publication of CH551708A publication Critical patent/CH551708A/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/08—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by means of electrically-heated probes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H61/01—Details
    • H01H61/013—Heating arrangements for operating relays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/20—Electrothermal mechanisms with fusible mass

Landscapes

  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Otolaryngology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Fuses (AREA)
  • Control Of Resistance Heating (AREA)
CH1058172A 1970-04-11 1972-07-14 Sicherheitsschaltvorrichtung zur ueberwachung des leistungsschaltgliedes eines elektrischen stromverbrauchers. CH551708A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2017422A DE2017422C3 (de) 1970-04-11 1970-04-11 Selbsttätige Sicherheitsschaltung zur Überwachung des Leistungsschaltgliedes eines elektrischen Stromverbrauchers
DE2137285A DE2137285C3 (de) 1970-04-11 1971-07-26 Selbsttätige Sicherheitsschaltung zur Überwachung des Leistungsschaltgliedes eines elektrischen Stromverbrauchers

Publications (1)

Publication Number Publication Date
CH551708A true CH551708A (de) 1974-07-15

Family

ID=25758961

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1058172A CH551708A (de) 1970-04-11 1972-07-14 Sicherheitsschaltvorrichtung zur ueberwachung des leistungsschaltgliedes eines elektrischen stromverbrauchers.

Country Status (5)

Country Link
US (1) US3794811A (de)
CH (1) CH551708A (de)
DE (1) DE2137285C3 (de)
FR (1) FR2147233B2 (de)
NL (1) NL7209719A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4096370A (en) * 1977-06-15 1978-06-20 Litton Systems, Inc. Microwave oven door interlock switch system
US4222087A (en) * 1978-08-21 1980-09-09 Hawthorne Industries, Inc. Passive triac output asymmetry detector
US4242713A (en) * 1979-10-25 1980-12-30 Goodrich Edward W Triac output asymmetry detector
US4328387A (en) * 1980-03-19 1982-05-04 Nordson Corporation Fail-safe thermostatically controlled circuit for use in apparatus for melting and dispensing thermoplastic material
FR2521344A1 (fr) * 1982-02-09 1983-08-12 Valeo Dispositif de protection thermique d'un moteur electrique
US5726850A (en) * 1996-07-24 1998-03-10 Rowe, Jr.; William M. Fail safe protection circuit for PTC comfort devices

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1279020A (en) * 1913-04-21 1918-09-17 Edmund O Schweitzer Fuse device.
US1966466A (en) * 1930-12-23 1934-07-17 Hevi Duty Electric Co Electrically heated electric fuse circuit
US2425032A (en) * 1944-08-24 1947-08-05 Du Pont Enamel for resistors
US3383496A (en) * 1965-08-27 1968-05-14 Ginsburg Leon High temperature vacuum firing porcelain furnace
GB1191363A (en) * 1968-02-19 1970-05-13 Pavelle Ltd Improvements in or relating to Electronic Thermostats.
US3616533A (en) * 1969-10-28 1971-11-02 North American Rockwell Method of protecting articles in high temperature environment
DE2017422C3 (de) * 1970-04-11 1979-12-06 Arburg Maschinenfabrik Hehl & Soehne, 7291 Lossburg Selbsttätige Sicherheitsschaltung zur Überwachung des Leistungsschaltgliedes eines elektrischen Stromverbrauchers

Also Published As

Publication number Publication date
FR2147233A2 (de) 1973-03-09
FR2147233B2 (de) 1977-04-01
US3794811A (en) 1974-02-26
NL7209719A (de) 1973-01-30
DE2137285A1 (de) 1973-02-15
DE2137285C3 (de) 1980-04-24
DE2137285B2 (de) 1979-08-16

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Legal Events

Date Code Title Description
PL Patent ceased