CA965464A - Circuit breaker including ratchet and pawl spring charging means and ratchet teeth damage preventing means - Google Patents
Circuit breaker including ratchet and pawl spring charging means and ratchet teeth damage preventing meansInfo
- Publication number
- CA965464A CA965464A CA143,516A CA143516A CA965464A CA 965464 A CA965464 A CA 965464A CA 143516 A CA143516 A CA 143516A CA 965464 A CA965464 A CA 965464A
- Authority
- CA
- Canada
- Prior art keywords
- ratchet
- circuit breaker
- pawl spring
- damage preventing
- breaker including
- 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
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18101271A | 1971-09-16 | 1971-09-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA965464A true CA965464A (en) | 1975-04-01 |
Family
ID=22662515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA143,516A Expired CA965464A (en) | 1971-09-16 | 1972-05-31 | Circuit breaker including ratchet and pawl spring charging means and ratchet teeth damage preventing means |
Country Status (6)
Country | Link |
---|---|
US (1) | US3689721A (en) |
JP (1) | JPS5517449B2 (en) |
AU (1) | AU476074B2 (en) |
BR (1) | BR7206091D0 (en) |
CA (1) | CA965464A (en) |
IT (1) | IT967497B (en) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE357279B (en) * | 1971-11-02 | 1973-06-18 | Asea Ab | |
US3845433A (en) * | 1973-09-28 | 1974-10-29 | Arrow Hart Inc | Switch operator with tripping means |
US4049936A (en) * | 1974-05-08 | 1977-09-20 | Westinghouse Electric Corporation | Quick-acting movable operating-column tripping device |
US3944772A (en) * | 1974-10-18 | 1976-03-16 | Westinghouse Electric Corporation | Circuit breaker with low torque motor |
US3980977A (en) * | 1975-04-01 | 1976-09-14 | S & C Electric Company | Spiral operating mechanism for high voltage switch |
US4110582A (en) * | 1976-07-02 | 1978-08-29 | General Electric Company | Stored-energy operating device for an electric circuit breaker |
US4153828A (en) * | 1976-07-08 | 1979-05-08 | General Electric Company | Stored-energy operating means for an electric circuit breaker |
US4162385A (en) * | 1976-09-30 | 1979-07-24 | Westinghouse Electric Corp. | Dual spring circuit interrupter apparatus |
US4146764A (en) * | 1976-10-22 | 1979-03-27 | Gould Inc. | Circuit breaker ratchet and pawl spring charging system |
US4095676A (en) * | 1976-11-23 | 1978-06-20 | Howe-Yin Research Co., Inc. | Stored energy operation for breakers |
DE2742772C3 (en) * | 1977-09-20 | 1982-12-02 | Siemens AG, 1000 Berlin und 8000 München | Drive device for electric circuit breakers |
JPS55108118A (en) * | 1979-02-13 | 1980-08-19 | Tokyo Shibaura Electric Co | Motorrdriven spring operating device for circuit breaker |
JPS5674721A (en) * | 1979-11-26 | 1981-06-20 | Toshiba Corp | Motor driven spring operation mechanism equipment |
US4300027A (en) * | 1980-06-18 | 1981-11-10 | General Electric Company | Circuit breaker motor operator variable drive coupling apparatus |
JPS57201107U (en) * | 1981-06-19 | 1982-12-21 | ||
JPS59189519A (en) * | 1983-04-12 | 1984-10-27 | 富士電機株式会社 | Device for driving breaker operation energy storage unit |
JPS59210805A (en) * | 1983-05-16 | 1984-11-29 | 井関農機株式会社 | Rear cover of rotary plowing apparatus |
JPS60225315A (en) * | 1984-04-23 | 1985-11-09 | 三菱電機株式会社 | Spring actuator for breaker |
US4587390A (en) * | 1985-01-07 | 1986-05-06 | Golden Gate Switchboard Co. | Vacuum circuit breaker |
DE3541093A1 (en) * | 1985-11-18 | 1987-05-21 | Siemens Ag | DRIVING DEVICE FOR A LOW VOLTAGE CIRCUIT BREAKER WITH A Pawl |
US4743876A (en) * | 1987-07-24 | 1988-05-10 | Westinghouse Electric Corp. | Circuit interrupter with undervoltage trip mechanism |
US5274206A (en) * | 1992-04-28 | 1993-12-28 | Westinghouse Electric Corp. | Spring charging mechanism for circuit breakers and transfer switches |
JPH0692453A (en) * | 1992-09-17 | 1994-04-05 | Ube Ind Ltd | Transport of powder and device therefor |
US5416287A (en) * | 1993-08-09 | 1995-05-16 | Square D | Circuit breaker slow close mechanism and method of using same |
US5422453A (en) * | 1993-09-28 | 1995-06-06 | Eaton Corporation | Handle actuator for a circuit interrupter handle |
US5475190A (en) * | 1994-04-15 | 1995-12-12 | Eaton Corporation | Operator of a handle or toggle of a switch |
US5521346A (en) * | 1994-06-27 | 1996-05-28 | General Electric Company | Sequential close interlock arrangement for high ampere-ratedcircuit breaker |
US5495082A (en) * | 1994-06-27 | 1996-02-27 | General Electric Company | Handle interlock arrangement for high ampere-rated circuit breaker operating handles |
US5548261A (en) * | 1995-03-03 | 1996-08-20 | Eaton Corporation | Trip device for a circuit breaker |
US5883351A (en) * | 1997-05-27 | 1999-03-16 | General Electric Company | Ratcheting mechanism for industrial-rated circuit breaker |
US6160234A (en) * | 1999-04-29 | 2000-12-12 | Eaton Corporation | Reduced drag ratchet |
EP1244124A1 (en) * | 2001-03-21 | 2002-09-25 | Technoelectric s.r.l. | A spring-operated energy accumulation control for medium and high-voltage circuit breakers |
WO2007016883A1 (en) * | 2005-08-10 | 2007-02-15 | Siemens Aktiengesellschaft | Tensioning apparatus |
EP2421017B1 (en) * | 2010-08-13 | 2017-10-04 | ABB Schweiz AG | Medium voltage circuit breaker arrangement operated by special transmission means |
CN103582926B (en) * | 2011-06-09 | 2016-03-30 | 三菱电机株式会社 | Operating mechanism |
DE102013227004B4 (en) * | 2013-12-20 | 2021-06-02 | Siemens Aktiengesellschaft | Electric circuit breaker |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3585330A (en) * | 1969-06-25 | 1971-06-15 | Westinghouse Electric Corp | Motor-operated spring-closing circuit breaker |
US3581028A (en) * | 1969-11-20 | 1971-05-25 | Dynamics Corp America | Liquidizer timer jogger with improved drive means including lost motion connection |
US3600538A (en) * | 1970-01-09 | 1971-08-17 | Allis Chalmers Mfg Co | Circuit breaker arrangement for preventing slow closing of breaker contacts |
US3627937A (en) * | 1970-04-09 | 1971-12-14 | Dynamics Corp America | Cum selector switch mecahnism with lost motion structure for use in electro-mechanical timers |
-
1971
- 1971-09-16 US US181012A patent/US3689721A/en not_active Expired - Lifetime
-
1972
- 1972-05-31 CA CA143,516A patent/CA965464A/en not_active Expired
- 1972-08-01 JP JP7654872A patent/JPS5517449B2/ja not_active Expired
- 1972-08-17 AU AU45676/72A patent/AU476074B2/en not_active Expired
- 1972-09-04 BR BR6091/72A patent/BR7206091D0/en unknown
- 1972-09-15 IT IT29240/72A patent/IT967497B/en active
Also Published As
Publication number | Publication date |
---|---|
US3689721A (en) | 1972-09-05 |
JPS4839975A (en) | 1973-06-12 |
AU4567672A (en) | 1974-02-21 |
JPS5517449B2 (en) | 1980-05-12 |
BR7206091D0 (en) | 1973-07-10 |
IT967497B (en) | 1974-02-28 |
AU476074B2 (en) | 1976-09-09 |
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