GB1450724A - Electrical circuit breaker - Google Patents
Electrical circuit breakerInfo
- Publication number
- GB1450724A GB1450724A GB1889576A GB1889576A GB1450724A GB 1450724 A GB1450724 A GB 1450724A GB 1889576 A GB1889576 A GB 1889576A GB 1889576 A GB1889576 A GB 1889576A GB 1450724 A GB1450724 A GB 1450724A
- Authority
- GB
- United Kingdom
- Prior art keywords
- circuit breaker
- aperture
- wire mesh
- electrical circuit
- wire
- 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
- 238000007789 sealing Methods 0.000 abstract 2
- 238000010276 construction Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229920003023 plastic Polymers 0.000 abstract 1
- 239000004033 plastic Substances 0.000 abstract 1
- 239000002356 single layer Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/025—Constructional details of housings or casings not concerning the mounting or assembly of the different internal parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
- H01H9/342—Venting arrangements for arc chutes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
- H01H9/342—Venting arrangements for arc chutes
- H01H2009/343—Venting arrangements for arc chutes with variable venting aperture function of arc chute internal pressure, e.g. resilient flap-valve or check-valve
Landscapes
- Breakers (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7306051A FR2181752B1 (enrdf_load_stackoverflow) | 1972-04-28 | 1973-02-21 | |
JP48046817A JPS4941862A (enrdf_load_stackoverflow) | 1972-04-28 | 1973-04-26 | |
JP48073216A JPS4949166A (enrdf_load_stackoverflow) | 1972-04-28 | 1973-06-28 | |
GB1889576A GB1450724A (en) | 1972-04-28 | 1973-10-08 | Electrical circuit breaker |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24840672A | 1972-04-28 | 1972-04-28 | |
GB4694873A GB1450723A (en) | 1972-04-28 | 1973-10-08 | Electrical circuit breaker |
GB1889576A GB1450724A (en) | 1972-04-28 | 1973-10-08 | Electrical circuit breaker |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1450724A true GB1450724A (en) | 1976-09-29 |
Family
ID=27257673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1889576A Expired GB1450724A (en) | 1972-04-28 | 1973-10-08 | Electrical circuit breaker |
Country Status (3)
Country | Link |
---|---|
JP (2) | JPS4941862A (enrdf_load_stackoverflow) |
FR (1) | FR2181752B1 (enrdf_load_stackoverflow) |
GB (1) | GB1450724A (enrdf_load_stackoverflow) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0176869A3 (en) * | 1984-09-28 | 1987-04-01 | Westinghouse Electric Corporation | Molded case circuit breaker with an improved arc gas external venting system |
DE102004059407A1 (de) * | 2004-12-09 | 2006-06-14 | Ge Power Controls Gmbh & Co. Kg | Schaltwelleneinheit für einen Schalter |
EP3143632B1 (en) * | 2014-05-12 | 2020-07-01 | Tyco Electronics Austria GmbH | Switch element for use in a potentially explosive area |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2813431A1 (de) * | 1978-03-29 | 1979-10-04 | Bbc Brown Boveri & Cie | Elektrischer installationsschalter |
FR2508230A1 (fr) * | 1981-06-23 | 1982-12-24 | Merlin Gerin | Ecran poreux d'echappement pour chambre d'extinction d'arc |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS402562Y1 (enrdf_load_stackoverflow) * | 1964-06-02 | 1965-01-25 | ||
JPS455082Y1 (enrdf_load_stackoverflow) * | 1965-12-27 | 1970-03-10 | ||
JPS4430033Y1 (enrdf_load_stackoverflow) * | 1966-12-19 | 1969-12-11 |
-
1973
- 1973-02-21 FR FR7306051A patent/FR2181752B1/fr not_active Expired
- 1973-04-26 JP JP48046817A patent/JPS4941862A/ja active Pending
- 1973-06-28 JP JP48073216A patent/JPS4949166A/ja active Pending
- 1973-10-08 GB GB1889576A patent/GB1450724A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0176869A3 (en) * | 1984-09-28 | 1987-04-01 | Westinghouse Electric Corporation | Molded case circuit breaker with an improved arc gas external venting system |
DE102004059407A1 (de) * | 2004-12-09 | 2006-06-14 | Ge Power Controls Gmbh & Co. Kg | Schaltwelleneinheit für einen Schalter |
DE102004059407B4 (de) * | 2004-12-09 | 2007-02-08 | Ge Power Controls Gmbh & Co. Kg | Schaltwelleneinheit für einen Schalter |
EP3143632B1 (en) * | 2014-05-12 | 2020-07-01 | Tyco Electronics Austria GmbH | Switch element for use in a potentially explosive area |
Also Published As
Publication number | Publication date |
---|---|
FR2181752A1 (enrdf_load_stackoverflow) | 1973-12-07 |
JPS4941862A (enrdf_load_stackoverflow) | 1974-04-19 |
FR2181752B1 (enrdf_load_stackoverflow) | 1977-07-22 |
JPS4949166A (enrdf_load_stackoverflow) | 1974-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |