GB630603A - Improvements in or relating to automatic electric circuit-breakers - Google Patents
Improvements in or relating to automatic electric circuit-breakersInfo
- Publication number
- GB630603A GB630603A GB3442047A GB3442047A GB630603A GB 630603 A GB630603 A GB 630603A GB 3442047 A GB3442047 A GB 3442047A GB 3442047 A GB3442047 A GB 3442047A GB 630603 A GB630603 A GB 630603A
- Authority
- GB
- United Kingdom
- Prior art keywords
- breakers
- relating
- electric circuit
- automatic electric
- bimetal
- 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
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/22—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electrothermal release and no other automatic release
- H01H73/30—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having electrothermal release and no other automatic release reset by push-button, pull-knob or slide
-
- 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
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/40—Combined electrothermal and electromagnetic mechanisms
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
- Thermally Actuated Switches (AREA)
Abstract
630603. Temperature-responsive actuating-elements. ETABLISSEMENTS GERARD-MANG. Dec. 29, 1947, No. 34420. Convention date, Feb. 8, 1946. Addition to 630,602. [Class 64(ii)] [Also in Group XXXVII] The bimetal latch of the parent Specification is modified in that it has a hole d' in place of the hook of the parent, and is formed partly of magnetic material, the bimetal being enlarged at d<SP>2</SP> to form an armature for coil q.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR914234T | 1945-04-05 | ||
FR54673T | 1946-02-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB630603A true GB630603A (en) | 1949-10-17 |
Family
ID=33420757
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3442047A Expired GB630603A (en) | 1945-04-05 | 1947-12-29 | Improvements in or relating to automatic electric circuit-breakers |
GB3440647A Expired GB630602A (en) | 1945-04-05 | 1947-12-29 | Improvements in or relating to automatic electric circuit-breakers |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3440647A Expired GB630602A (en) | 1945-04-05 | 1947-12-29 | Improvements in or relating to automatic electric circuit-breakers |
Country Status (4)
Country | Link |
---|---|
BE (2) | BE478372A (en) |
CH (2) | CH270370A (en) |
FR (2) | FR914234A (en) |
GB (2) | GB630603A (en) |
-
0
- BE BE478443D patent/BE478443A/xx unknown
- BE BE478372D patent/BE478372A/xx unknown
-
1945
- 1945-04-05 FR FR914234D patent/FR914234A/en not_active Expired
-
1946
- 1946-02-08 FR FR54673D patent/FR54673E/en not_active Expired
-
1947
- 1947-12-13 CH CH270370D patent/CH270370A/en unknown
- 1947-12-16 CH CH276929D patent/CH276929A/en unknown
- 1947-12-29 GB GB3442047A patent/GB630603A/en not_active Expired
- 1947-12-29 GB GB3440647A patent/GB630602A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH276929A (en) | 1951-07-31 |
CH270370A (en) | 1950-08-31 |
FR54673E (en) | 1950-07-27 |
BE478372A (en) | |
BE478443A (en) | |
GB630602A (en) | 1949-10-17 |
FR914234A (en) | 1946-10-02 |
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