DE2720503A1 - Elektrische sicherheitsschaltung - Google Patents

Elektrische sicherheitsschaltung

Info

Publication number
DE2720503A1
DE2720503A1 DE19772720503 DE2720503A DE2720503A1 DE 2720503 A1 DE2720503 A1 DE 2720503A1 DE 19772720503 DE19772720503 DE 19772720503 DE 2720503 A DE2720503 A DE 2720503A DE 2720503 A1 DE2720503 A1 DE 2720503A1
Authority
DE
Germany
Prior art keywords
circuit
energy source
controlled
control
circuit according
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.)
Ceased
Application number
DE19772720503
Other languages
German (de)
English (en)
Inventor
Franklin O Wisman
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.)
WOODS T B SONS CO
Original Assignee
WOODS T B SONS CO
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 WOODS T B SONS CO filed Critical WOODS T B SONS CO
Publication of DE2720503A1 publication Critical patent/DE2720503A1/de
Ceased legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/0833Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H11/00Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result

Landscapes

  • Rectifiers (AREA)
  • Control Of Direct Current Motors (AREA)
  • Power Conversion In General (AREA)
DE19772720503 1976-05-06 1977-05-06 Elektrische sicherheitsschaltung Ceased DE2720503A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/683,758 US4042965A (en) 1976-05-06 1976-05-06 Power interruption safeguard apparatus

Publications (1)

Publication Number Publication Date
DE2720503A1 true DE2720503A1 (de) 1977-11-24

Family

ID=24745332

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772720503 Ceased DE2720503A1 (de) 1976-05-06 1977-05-06 Elektrische sicherheitsschaltung

Country Status (10)

Country Link
US (1) US4042965A (enExample)
BE (1) BE854374A (enExample)
CA (1) CA1065403A (enExample)
CH (1) CH611753A5 (enExample)
DE (1) DE2720503A1 (enExample)
ES (1) ES458450A1 (enExample)
FR (1) FR2350720A1 (enExample)
GB (1) GB1585491A (enExample)
NL (1) NL7704953A (enExample)
SE (1) SE7705227L (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0048793A3 (en) * 1980-09-25 1982-12-08 Robert Bosch Gmbh Post power failure starting suppressor in electrical appliances
DE3418276A1 (de) * 1984-05-17 1985-11-21 Ebm Elektrobau Mulfingen Gmbh & Co, 7119 Mulfingen Schutzschaltung zum blockierschutz bei kollektorlosen gleichstrommotoren
FR2701608A1 (fr) * 1993-02-16 1994-08-19 Bosch Siemens Hausgeraete Circuit électronique de sécurité de démarrage pour un appareil électrique à entraînement par moteur électrique.

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4328522A (en) * 1980-03-31 1982-05-04 Lake Center Industries Brush speed sensing control for vacuum cleaner
US4544978A (en) * 1984-03-30 1985-10-01 Consolidation Coal Company Circuit for the arcless de-energization of a direct current load
GB2179215A (en) * 1985-08-09 1987-02-25 Frederick Greenwood & Sons Ltd Electrical appliances for low tariff electricity
US6064173A (en) * 1997-06-26 2000-05-16 Allen-Bradley Company, Llc Application-specific electronic motor starter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1283412A (fr) * 1961-02-09 1962-02-02 Dispositif de commande de l'alimentation d'un moteur électrique ou autre appareil électrique à courant alternatif
US3555386A (en) * 1968-05-22 1971-01-12 Woods T B Sons Co Control apparatus for motors and the like
US3761794A (en) * 1973-02-16 1973-09-25 Rockwell International Corp Electric motor control circuits
US3895275A (en) * 1973-05-07 1975-07-15 Rolf A Rostad Electronic control system for motors and the like
US3903456A (en) * 1974-01-28 1975-09-02 Franklin Electric Co Inc Protector system for an electric motor
US3958164A (en) * 1974-12-10 1976-05-18 Bethlehem Steel Corporation Protective panel circuit
FR2296721A1 (fr) * 1974-12-30 1976-07-30 Carpano & Pons Alimentation de securite pour l'entrainement de tambour de machines a laver

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0048793A3 (en) * 1980-09-25 1982-12-08 Robert Bosch Gmbh Post power failure starting suppressor in electrical appliances
DE3418276A1 (de) * 1984-05-17 1985-11-21 Ebm Elektrobau Mulfingen Gmbh & Co, 7119 Mulfingen Schutzschaltung zum blockierschutz bei kollektorlosen gleichstrommotoren
FR2701608A1 (fr) * 1993-02-16 1994-08-19 Bosch Siemens Hausgeraete Circuit électronique de sécurité de démarrage pour un appareil électrique à entraînement par moteur électrique.
DE4304690C1 (de) * 1993-02-16 1994-08-25 Bosch Siemens Hausgeraete Elektronische Anlauf-Sicherheitsschaltung für den motorischen Antrieb eines Elektrogerätes

Also Published As

Publication number Publication date
BE854374A (fr) 1977-11-07
GB1585491A (en) 1981-03-04
ES458450A1 (es) 1978-04-16
FR2350720A1 (fr) 1977-12-02
CA1065403A (en) 1979-10-30
NL7704953A (nl) 1977-11-08
SE7705227L (sv) 1977-11-07
CH611753A5 (enExample) 1979-06-15
US4042965A (en) 1977-08-16
FR2350720B1 (enExample) 1983-09-30

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection