FR2251094A1 - - Google Patents
Info
- Publication number
- FR2251094A1 FR2251094A1 FR7437234A FR7437234A FR2251094A1 FR 2251094 A1 FR2251094 A1 FR 2251094A1 FR 7437234 A FR7437234 A FR 7437234A FR 7437234 A FR7437234 A FR 7437234A FR 2251094 A1 FR2251094 A1 FR 2251094A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
-
- 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
- H01H9/38—Auxiliary contacts on to which the arc is transferred from the main contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
- H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
- H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
- H01H77/107—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening characterised by the blow-off force generating means, e.g. current loops
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
- H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
- H01H2077/025—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with pneumatic means, e.g. by arc pressure
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
- Circuit Breakers (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1587773A CH566640A5 (en) | 1973-11-12 | 1973-11-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2251094A1 true FR2251094A1 (en) | 1975-06-06 |
FR2251094B3 FR2251094B3 (en) | 1977-08-12 |
Family
ID=4412711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7437234A Expired FR2251094B3 (en) | 1973-11-12 | 1974-11-12 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5079741A (en) |
CH (1) | CH566640A5 (en) |
DE (2) | DE7343364U (en) |
FR (1) | FR2251094B3 (en) |
GB (1) | GB1483635A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4407630A (en) * | 1979-01-22 | 1983-10-04 | Setsuo Toda | Work feed method in a press |
JPS55106546U (en) * | 1979-01-22 | 1980-07-25 | ||
DE2937490A1 (en) * | 1979-09-17 | 1981-04-02 | Siemens AG, 1000 Berlin und 8000 München | CURRENT LIMITERS |
EP2814049A1 (en) * | 2013-06-11 | 2014-12-17 | ABB Technology AG | Drive mechanism for a switching device |
GB2567289B (en) * | 2018-08-02 | 2019-10-09 | Willow Tech Limited | A contactor |
-
1973
- 1973-11-12 CH CH1587773A patent/CH566640A5/xx not_active IP Right Cessation
- 1973-12-06 DE DE19737343364 patent/DE7343364U/en not_active Expired
- 1973-12-06 DE DE19732360773 patent/DE2360773A1/en not_active Withdrawn
-
1974
- 1974-11-11 GB GB4867474A patent/GB1483635A/en not_active Expired
- 1974-11-12 FR FR7437234A patent/FR2251094B3/fr not_active Expired
- 1974-11-12 JP JP12963974A patent/JPS5079741A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CH566640A5 (en) | 1975-09-15 |
DE7343364U (en) | 1975-10-16 |
FR2251094B3 (en) | 1977-08-12 |
JPS5079741A (en) | 1975-06-28 |
GB1483635A (en) | 1977-08-24 |
DE2360773A1 (en) | 1975-05-15 |