GB184481A - An electric current limiting device - Google Patents
An electric current limiting deviceInfo
- Publication number
- GB184481A GB184481A GB21767/22A GB2176722A GB184481A GB 184481 A GB184481 A GB 184481A GB 21767/22 A GB21767/22 A GB 21767/22A GB 2176722 A GB2176722 A GB 2176722A GB 184481 A GB184481 A GB 184481A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electric current
- current limiting
- limiting device
- circuit
- birka
- 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
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/64—Contacts
- H01H37/68—Contacts sealed in evacuated or gas-filled tube
Landscapes
- Thermally Actuated Switches (AREA)
Abstract
184,481. Aktiebolaget Birka Regulator, (Assignees of Appelberg, A. 0., and Gilliver, G.). Sept. 30, 1920, [Convention date]. Thermal interrupters for limiting the current in an electric circuit are composed of a pair of contacts 1, 2, one of which is mounted on a bimetallic. strip 3 heated by a coil 6 in the circuit to be controlled, the interrupter being contained in a receptacle which is exhausted or filled with an inert gas. The device may be mounted in a lamp-holder.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE184481X | 1920-09-30 | ||
US50230121A | 1921-09-21 | 1921-09-21 | |
US626674A US1741600A (en) | 1920-09-30 | 1923-03-21 | Electric switch |
Publications (1)
Publication Number | Publication Date |
---|---|
GB184481A true GB184481A (en) | 1922-11-02 |
Family
ID=27354941
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB21767/22A Expired GB184481A (en) | 1920-09-30 | 1921-09-17 | An electric current limiting device |
Country Status (2)
Country | Link |
---|---|
US (1) | US1741600A (en) |
GB (1) | GB184481A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5177658A (en) * | 1982-10-12 | 1993-01-05 | Leviton Manufacturing Company, Inc. | Heat flow detector for recessed incandescent fixtures |
US5321576A (en) * | 1982-10-12 | 1994-06-14 | Leviton Manufacturing Co., Inc. | Heat flow detector for recessed incandescent fixtures |
US5157579A (en) * | 1982-10-12 | 1992-10-20 | Leviton Manufacturing Co., Inc. | Heat flow detector for recessed incandescent fixtures |
US5528448A (en) * | 1982-10-12 | 1996-06-18 | Leviton Manufacturing Co., Inc. | Heat flow detector for recessed incandescent fixtures |
US4837655A (en) * | 1983-07-18 | 1989-06-06 | Gte Products Corporation | Overtemperature protector for incandescent lamp |
-
1921
- 1921-09-17 GB GB21767/22A patent/GB184481A/en not_active Expired
-
1923
- 1923-03-21 US US626674A patent/US1741600A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US1741600A (en) | 1929-12-31 |
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