GB295037A - Improvements in and relating to electric switches - Google Patents

Improvements in and relating to electric switches

Info

Publication number
GB295037A
GB295037A GB22390/28A GB2239028A GB295037A GB 295037 A GB295037 A GB 295037A GB 22390/28 A GB22390/28 A GB 22390/28A GB 2239028 A GB2239028 A GB 2239028A GB 295037 A GB295037 A GB 295037A
Authority
GB
United Kingdom
Prior art keywords
relating
electric switches
switches
electric
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
Application number
GB22390/28A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB295037A publication Critical patent/GB295037A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
GB22390/28A 1927-08-04 1928-08-02 Improvements in and relating to electric switches Expired GB295037A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US210653A US1816799A (en) 1927-08-04 1927-08-04 Electric switch

Publications (1)

Publication Number Publication Date
GB295037A true GB295037A (en) 1929-05-30

Family

ID=22783720

Family Applications (2)

Application Number Title Priority Date Filing Date
GB22390/28A Expired GB295037A (en) 1927-08-04 1928-08-02 Improvements in and relating to electric switches
GB22389/28A Expired GB295036A (en) 1927-08-04 1928-08-02 Improvements in and relating to straight line motion mechanisms

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB22389/28A Expired GB295036A (en) 1927-08-04 1928-08-02 Improvements in and relating to straight line motion mechanisms

Country Status (3)

Country Link
US (1) US1816799A (enrdf_load_stackoverflow)
FR (1) FR662128A (enrdf_load_stackoverflow)
GB (2) GB295037A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2473843A (en) * 1945-02-28 1949-06-21 Westinghouse Electric Corp Circuit interrupter

Also Published As

Publication number Publication date
GB295036A (en) 1928-10-11
FR662128A (enrdf_load_stackoverflow) 1929-08-12
US1816799A (en) 1931-07-28

Similar Documents

Publication Publication Date Title
GB320857A (en) Improvements in and relating to electric switches
GB293018A (en) Improvements in and relating to electric switches
GB302913A (en) Improvements in and relating to electric switch mechanisms
GB303835A (en) Improvements in and relating to electric switches
GB293776A (en) Improvements in and relating to electric switches
GB311822A (en) Improvements in and relating to electric switches
GB295037A (en) Improvements in and relating to electric switches
GB297846A (en) Improvements in and relating to electric switches
GB301933A (en) Improvements in and relating to electric switches
GB303976A (en) Improvements in or relating to electric switches
GB302590A (en) Improvements in or relating to electric switches
GB307510A (en) Improvements in and relating to electric switches
GB312365A (en) Improvements in and relating to electric switches
GB299435A (en) Improvements in and relating to electric switches
GB293393A (en) Improvements in and relating to electric switches
GB308241A (en) Improvements in and relating to rotary electric switches
GB293428A (en) Improvements in and relating to electric oil switches
GB303951A (en) Improvements in and relating to electric switch-fuses
GB306198A (en) Improvements in or relating to electric switches
GB298182A (en) Improvements in or relating to electric switches
GB309043A (en) Improvements in and relating to electric switches
GB311528A (en) Improvements in and relating to electric switches
GB312456A (en) Improvements in and relating to electric switches
GB317167A (en) Improvements in and relating to electric switches
GB305180A (en) Improvements in and relating to electric switches