GB636312A - Improvements in and relating to tar-changing switches for regulating electrical apparatus - Google Patents

Improvements in and relating to tar-changing switches for regulating electrical apparatus

Info

Publication number
GB636312A
GB636312A GB2767149A GB2767149A GB636312A GB 636312 A GB636312 A GB 636312A GB 2767149 A GB2767149 A GB 2767149A GB 2767149 A GB2767149 A GB 2767149A GB 636312 A GB636312 A GB 636312A
Authority
GB
United Kingdom
Prior art keywords
contacts
tap
breaker
selector
roller
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
GB2767149A
Other languages
English (en)
Inventor
Smit Co's Transformator Willem
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.)
Willem Smit and Companies Transformatorenfabriek N V
Original Assignee
Willem Smit and Companies Transformatorenfabriek N V
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 Willem Smit and Companies Transformatorenfabriek N V filed Critical Willem Smit and Companies Transformatorenfabriek N V
Publication of GB636312A publication Critical patent/GB636312A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/16—Contacts characterised by the manner in which co-operating contacts engage by abutting by rolling; by wrapping; Roller or ball contacts
    • 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
    • H01H9/0005—Tap change devices

Landscapes

  • Circuit Breakers (AREA)
GB2767149A 1946-10-23 1947-10-20 Improvements in and relating to tar-changing switches for regulating electrical apparatus Expired GB636312A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL128298 1946-10-23
NL134942A NL69272C (ru) 1946-10-23 1947-10-22

Publications (1)

Publication Number Publication Date
GB636312A true GB636312A (en) 1950-04-26

Family

ID=26641566

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2767149A Expired GB636312A (en) 1946-10-23 1947-10-20 Improvements in and relating to tar-changing switches for regulating electrical apparatus

Country Status (2)

Country Link
GB (1) GB636312A (ru)
NL (1) NL69272C (ru)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2420448A (en) * 2004-11-19 2006-05-24 Invensys Controls Uk Ltd Switching mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2420448A (en) * 2004-11-19 2006-05-24 Invensys Controls Uk Ltd Switching mechanism
GB2420448B (en) * 2004-11-19 2007-11-28 Invensys Controls Uk Ltd Switching mechanism

Also Published As

Publication number Publication date
NL69272C (ru) 1951-12-16

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