GB2212679B - Over current circuit breaker - Google Patents

Over current circuit breaker

Info

Publication number
GB2212679B
GB2212679B GB8803203A GB8803203A GB2212679B GB 2212679 B GB2212679 B GB 2212679B GB 8803203 A GB8803203 A GB 8803203A GB 8803203 A GB8803203 A GB 8803203A GB 2212679 B GB2212679 B GB 2212679B
Authority
GB
United Kingdom
Prior art keywords
circuit breaker
current circuit
over current
over
breaker
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 - Lifetime
Application number
GB8803203A
Other versions
GB2212679A (en
GB8803203D0 (en
Inventor
Chin-Fay Lai
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB8803203D0 publication Critical patent/GB8803203D0/en
Publication of GB2212679A publication Critical patent/GB2212679A/en
Application granted granted Critical
Publication of GB2212679B publication Critical patent/GB2212679B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks
    • H02H1/043—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks to inrush currents
    • 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
    • H02H7/085—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 against excessive load
    • H02H7/0855—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 against excessive load avoiding response to transient overloads, e.g. during starting

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
GB8803203A 1987-11-16 1988-02-11 Over current circuit breaker Expired - Lifetime GB2212679B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878726783A GB8726783D0 (en) 1987-11-16 1987-11-16 Over current circuit breaker

Publications (3)

Publication Number Publication Date
GB8803203D0 GB8803203D0 (en) 1988-03-09
GB2212679A GB2212679A (en) 1989-07-26
GB2212679B true GB2212679B (en) 1992-01-15

Family

ID=10627030

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878726783A Pending GB8726783D0 (en) 1987-11-16 1987-11-16 Over current circuit breaker
GB8803203A Expired - Lifetime GB2212679B (en) 1987-11-16 1988-02-11 Over current circuit breaker

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878726783A Pending GB8726783D0 (en) 1987-11-16 1987-11-16 Over current circuit breaker

Country Status (1)

Country Link
GB (2) GB8726783D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105229539A (en) * 2013-07-24 2016-01-06 松下知识产权经营株式会社 Electricity equipment

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2676838B1 (en) * 1991-05-21 1994-07-08 Asahi Optical Co Ltd CAMERA SYSTEM WITH AUTOMATIC FOCUSING DEVICE AND MOTORIZED ZOOM LENS.
US5450156A (en) * 1991-05-21 1995-09-12 Asahi Kogaku Kogyo Kabushiki Kaisha Power zoom lens and camera having same
US5396306A (en) * 1991-05-21 1995-03-07 Asahi Kogaku Kogyo Kabushiki Kaisha Power lens and camera system
US6225769B1 (en) 1994-06-07 2001-05-01 Veit-Michael Brenner Device for operating an electric motor
DE4419813A1 (en) * 1994-06-07 1995-12-14 Fahrzeugklimaregelung Gmbh Device for operating an electric motor
DE19927762A1 (en) 1999-06-17 2001-01-04 Abb Research Ltd New electrical switching device for overcurrent protection

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1165568A (en) * 1966-12-16 1969-10-01 Mechanical Products Inc Electronic Circuit Protector.
GB1461480A (en) * 1973-03-26 1977-01-13 Graco Inc Safety circuit and apparatus incorporating it
GB1487320A (en) * 1974-10-15 1977-09-28 Schwing Hydraulik Elektronik K Apparatus for tightening and releasing a pressure vessel clamping nut
US4153924A (en) * 1977-10-12 1979-05-08 Mcgraw-Edison Company Inrush current restraint circuit for alternating power system switch
GB1552640A (en) * 1975-06-02 1979-09-19 Westinghouse Electric Corp Electrical circuit for an overcurrent protecting device
US4268884A (en) * 1979-05-07 1981-05-19 Amf Incorporated Current sensing circuit

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1165568A (en) * 1966-12-16 1969-10-01 Mechanical Products Inc Electronic Circuit Protector.
GB1461480A (en) * 1973-03-26 1977-01-13 Graco Inc Safety circuit and apparatus incorporating it
GB1487320A (en) * 1974-10-15 1977-09-28 Schwing Hydraulik Elektronik K Apparatus for tightening and releasing a pressure vessel clamping nut
GB1552640A (en) * 1975-06-02 1979-09-19 Westinghouse Electric Corp Electrical circuit for an overcurrent protecting device
US4153924A (en) * 1977-10-12 1979-05-08 Mcgraw-Edison Company Inrush current restraint circuit for alternating power system switch
US4268884A (en) * 1979-05-07 1981-05-19 Amf Incorporated Current sensing circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105229539A (en) * 2013-07-24 2016-01-06 松下知识产权经营株式会社 Electricity equipment
CN105229539B (en) * 2013-07-24 2017-05-31 松下知识产权经营株式会社 Electric equipment

Also Published As

Publication number Publication date
GB8726783D0 (en) 1987-12-23
GB2212679A (en) 1989-07-26
GB8803203D0 (en) 1988-03-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010211