CA1065403A - Power interruption safeguard apparatus - Google Patents

Power interruption safeguard apparatus

Info

Publication number
CA1065403A
CA1065403A CA277,664A CA277664A CA1065403A CA 1065403 A CA1065403 A CA 1065403A CA 277664 A CA277664 A CA 277664A CA 1065403 A CA1065403 A CA 1065403A
Authority
CA
Canada
Prior art keywords
power source
power
coupled
circuit
thyristor
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.)
Expired
Application number
CA277,664A
Other languages
English (en)
French (fr)
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.)
Tb Wood's Sons Co
Original Assignee
Tb Wood's 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 Tb Wood's Sons Co filed Critical Tb Wood's Sons Co
Application granted granted Critical
Publication of CA1065403A publication Critical patent/CA1065403A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency 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
    • H02H7/08—Emergency 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
    • H02H7/0833—Emergency 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result

Landscapes

  • Rectifiers (AREA)
  • Power Conversion In General (AREA)
  • Control Of Direct Current Motors (AREA)
CA277,664A 1976-05-06 1977-05-04 Power interruption safeguard apparatus Expired CA1065403A (en)

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
CA1065403A true CA1065403A (en) 1979-10-30

Family

ID=24745332

Family Applications (1)

Application Number Title Priority Date Filing Date
CA277,664A Expired CA1065403A (en) 1976-05-06 1977-05-04 Power interruption safeguard apparatus

Country Status (10)

Country Link
US (1) US4042965A (US07494231-20090224-C00006.png)
BE (1) BE854374A (US07494231-20090224-C00006.png)
CA (1) CA1065403A (US07494231-20090224-C00006.png)
CH (1) CH611753A5 (US07494231-20090224-C00006.png)
DE (1) DE2720503A1 (US07494231-20090224-C00006.png)
ES (1) ES458450A1 (US07494231-20090224-C00006.png)
FR (1) FR2350720A1 (US07494231-20090224-C00006.png)
GB (1) GB1585491A (US07494231-20090224-C00006.png)
NL (1) NL7704953A (US07494231-20090224-C00006.png)
SE (1) SE7705227L (US07494231-20090224-C00006.png)

Families Citing this family (7)

* 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
DE3036133A1 (de) * 1980-09-25 1982-05-06 Robert Bosch Gmbh, 7000 Stuttgart Anlaufsperre nach stromausfall bei elektrischen geraeten
US4544978A (en) * 1984-03-30 1985-10-01 Consolidation Coal Company Circuit for the arcless de-energization of a direct current load
DE3418276A1 (de) * 1984-05-17 1985-11-21 Ebm Elektrobau Mulfingen Gmbh & Co, 7119 Mulfingen Schutzschaltung zum blockierschutz bei kollektorlosen gleichstrommotoren
GB2179215A (en) * 1985-08-09 1987-02-25 Frederick Greenwood & Sons Ltd Electrical appliances for low tariff electricity
DE4304690C1 (de) * 1993-02-16 1994-08-25 Bosch Siemens Hausgeraete Elektronische Anlauf-Sicherheitsschaltung für den motorischen Antrieb eines Elektrogerätes
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

Also Published As

Publication number Publication date
ES458450A1 (es) 1978-04-16
GB1585491A (en) 1981-03-04
SE7705227L (sv) 1977-11-07
FR2350720A1 (fr) 1977-12-02
FR2350720B1 (US07494231-20090224-C00006.png) 1983-09-30
NL7704953A (nl) 1977-11-08
CH611753A5 (US07494231-20090224-C00006.png) 1979-06-15
DE2720503A1 (de) 1977-11-24
BE854374A (fr) 1977-11-07
US4042965A (en) 1977-08-16

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