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AU476249B2 - Improvements in or relating to circuit breaker including spring closures means - Google Patents
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AU476249B2 - Improvements in or relating to circuit breaker including spring closures means - Google Patents

Improvements in or relating to circuit breaker including spring closures means

Info

Publication number
AU476249B2
AU476249B2 AU45140/72A AU4514072A AU476249B2 AU 476249 B2 AU476249 B2 AU 476249B2 AU 45140/72 A AU45140/72 A AU 45140/72A AU 4514072 A AU4514072 A AU 4514072A AU 476249 B2 AU476249 B2 AU 476249B2
Authority
AU
Australia
Prior art keywords
relating
circuit breaker
including spring
breaker including
spring closures
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
AU45140/72A
Other versions
AU4514072A (en
Inventor
Jethabhai Patel Nagar
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of AU4514072A publication Critical patent/AU4514072A/en
Application granted granted Critical
Publication of AU476249B2 publication Critical patent/AU476249B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H3/3005—Charging means
    • H01H3/3021—Charging means using unidirectional coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
    • H01H2003/3063—Decoupling charging handle or motor at end of charging cycle or during charged condition
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/15—Intermittent grip type mechanical movement
    • Y10T74/1558—Grip units and features
    • Y10T74/1565—Gripper releasing devices
    • Y10T74/1566—Power pawl lifter
    • Y10T74/1568—Automatic
AU45140/72A 1971-09-16 1972-07-31 Improvements in or relating to circuit breaker including spring closures means Expired AU476249B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18101171A 1971-09-16 1971-09-16

Publications (2)

Publication Number Publication Date
AU4514072A AU4514072A (en) 1974-02-07
AU476249B2 true AU476249B2 (en) 1976-09-16

Family

ID=22662508

Family Applications (1)

Application Number Title Priority Date Filing Date
AU45140/72A Expired AU476249B2 (en) 1971-09-16 1972-07-31 Improvements in or relating to circuit breaker including spring closures means

Country Status (3)

Country Link
US (1) US3689720A (en)
JP (1) JPS5439910B2 (en)
AU (1) AU476249B2 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980977A (en) * 1975-04-01 1976-09-14 S & C Electric Company Spiral operating mechanism for high voltage switch
US4146764A (en) * 1976-10-22 1979-03-27 Gould Inc. Circuit breaker ratchet and pawl spring charging system
US4166205A (en) * 1976-12-30 1979-08-28 Westinghouse Electric Corp. Stored energy circuit breaker
JPS5953648B2 (en) * 1978-08-31 1984-12-26 三菱電機株式会社 switchgear
US4333489A (en) * 1978-09-11 1982-06-08 Actionair Equipment Limited Spring-motor dual-functioning mechanism
JPS56102026A (en) * 1980-01-19 1981-08-15 Fuji Electric Co Ltd Vacuum switch
JPS60225315A (en) * 1984-04-23 1985-11-09 三菱電機株式会社 Spring actuator for breaker
DE3533179A1 (en) * 1985-09-13 1987-03-19 Siemens Ag DRIVING DEVICE FOR A CIRCUIT BREAKER WITH A RADING WHEEL
DE3627508C1 (en) * 1986-08-13 1987-10-22 Sachsenwerk Ag Clamping device for the energy storage of an electrical switch
US5004875A (en) * 1988-10-11 1991-04-02 Siemens Energy & Automation, Inc. Stored energy contact operating mechanism
US5416287A (en) * 1993-08-09 1995-05-16 Square D Circuit breaker slow close mechanism and method of using same
US5545867A (en) * 1994-03-30 1996-08-13 General Electric Company Motor operator interface unit for high ampere-rated circuit breakers
US5883351A (en) * 1997-05-27 1999-03-16 General Electric Company Ratcheting mechanism for industrial-rated circuit breaker
ATE331112T1 (en) * 1999-02-04 2006-07-15 Stanley Works AUTOMATIC DOOR ARRANGEMENT AND AUTOMATIC DOOR OPERATOR THEREFOR
CN101283425B (en) * 2005-08-10 2011-03-09 西门子公司 Pressing device
USD842258S1 (en) * 2016-03-29 2019-03-05 Kevin Somers Electrical circuit breaker charge cam
US11715612B2 (en) * 2020-12-29 2023-08-01 Schneider Electric USA, Inc. Low impact auxiliary switch mechanically operated contacts (MOC) mechanism

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3134267A (en) * 1962-02-05 1964-05-26 Allis Chalmers Mfg Co Ratchet mechanism
US3585330A (en) * 1969-06-25 1971-06-15 Westinghouse Electric Corp Motor-operated spring-closing circuit breaker
US3600538A (en) * 1970-01-09 1971-08-17 Allis Chalmers Mfg Co Circuit breaker arrangement for preventing slow closing of breaker contacts

Also Published As

Publication number Publication date
AU4514072A (en) 1974-02-07
JPS4839974A (en) 1973-06-12
US3689720A (en) 1972-09-05
JPS5439910B2 (en) 1979-11-30

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