CA1019370A - Pneumatic operating mechanism for a power circuit breaker - Google Patents
Pneumatic operating mechanism for a power circuit breakerInfo
- Publication number
- CA1019370A CA1019370A CA209,096A CA209096A CA1019370A CA 1019370 A CA1019370 A CA 1019370A CA 209096 A CA209096 A CA 209096A CA 1019370 A CA1019370 A CA 1019370A
- Authority
- CA
- Canada
- Prior art keywords
- circuit breaker
- power circuit
- operating mechanism
- pneumatic operating
- pneumatic
- 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
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
- H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
- H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic
-
- 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
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86493—Multi-way valve unit
- Y10T137/86574—Supply and exhaust
- Y10T137/86582—Pilot-actuated
- Y10T137/86614—Electric
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40152073 US3930134A (en) | 1973-09-27 | 1973-09-27 | Pneumatic power-unit having a driving piston and an exhaust valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1019370A true CA1019370A (en) | 1977-10-18 |
Family
ID=23588098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA209,096A Expired CA1019370A (en) | 1973-09-27 | 1974-09-12 | Pneumatic operating mechanism for a power circuit breaker |
Country Status (5)
Country | Link |
---|---|
US (1) | US3930134A (en) |
JP (1) | JPS5060773A (en) |
CA (1) | CA1019370A (en) |
DE (1) | DE2445671A1 (en) |
FR (1) | FR2246051A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4096367A (en) * | 1975-11-24 | 1978-06-20 | Allis-Chalmers Corporation | Gas insulated circuit breaker incorporating complete modular interrupter structure and operating mechanism |
US4323742A (en) * | 1980-01-04 | 1982-04-06 | Sor, Inc. | High pressure differential switch device |
JPH0434813A (en) * | 1990-05-30 | 1992-02-05 | Hitachi Ltd | High-speed breaker |
US5534858A (en) * | 1994-01-14 | 1996-07-09 | System Analysis & Integration, Inc. | Poletop switch automation system |
US6288348B1 (en) | 2000-01-26 | 2001-09-11 | Eaton Corporation | Pneumatic operator for circuit breakers |
JP2013229247A (en) * | 2012-04-26 | 2013-11-07 | Toshiba Corp | Switchgear for electric power and operation mechanism thereof |
CN106151661A (en) * | 2016-08-20 | 2016-11-23 | 成都云士达科技有限公司 | A kind of valve switch of scalable pressure |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2667554A (en) * | 1951-06-26 | 1954-01-26 | Gen Electric | Operating mechanism for electric circuit breakers |
US3334202A (en) * | 1966-02-11 | 1967-08-01 | Gen Electric | Manually-controlled circuit breaker tripping arrangement |
US3438246A (en) * | 1967-06-19 | 1969-04-15 | Stellar Eng Inc | Hydraulic leak testing system and apparatus |
US3624329A (en) * | 1968-11-18 | 1971-11-30 | Westinghouse Electric Corp | Operating mechanism for a circuit interrupter with toggle means continuously in underset condition |
US3591051A (en) * | 1969-03-17 | 1971-07-06 | Mitchell Co John E | Control to proportion ingredients supplied to drink dispensers |
US3646292A (en) * | 1970-05-11 | 1972-02-29 | Gen Electric | High-voltage electric circuit breaker with high-speed tripping means |
NL157689B (en) * | 1971-03-04 | 1978-08-15 | Philips Nv | HOT GAS PISTON ENGINE IN WHICH THE FUEL SUPPLY TO THE BURNER DEVICE IS CONTROLLED BY MEANS OF A REGULATOR RESPONDING TO AT LEAST ONE PARAMETER OF THE ENGINE. |
DE2125809C3 (en) * | 1971-05-25 | 1982-08-12 | Danfoss A/S, 6430 Nordborg | Pressostat |
US3766536A (en) * | 1971-12-15 | 1973-10-16 | Gen Motors Corp | Catalytic converter monitor |
-
1973
- 1973-09-27 US US40152073 patent/US3930134A/en not_active Expired - Lifetime
-
1974
- 1974-09-12 CA CA209,096A patent/CA1019370A/en not_active Expired
- 1974-09-25 FR FR7432269A patent/FR2246051A1/fr not_active Withdrawn
- 1974-09-25 DE DE19742445671 patent/DE2445671A1/en active Pending
- 1974-09-27 JP JP11068774A patent/JPS5060773A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3930134A (en) | 1975-12-30 |
JPS5060773A (en) | 1975-05-24 |
FR2246051A1 (en) | 1975-04-25 |
DE2445671A1 (en) | 1975-04-03 |
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