NL69272C - - Google Patents

Info

Publication number
NL69272C
NL69272C NL134942A NL134942A NL69272C NL 69272 C NL69272 C NL 69272C NL 134942 A NL134942 A NL 134942A NL 134942 A NL134942 A NL 134942A NL 69272 C NL69272 C NL 69272C
Authority
NL
Netherlands
Application number
NL134942A
Other languages
Dutch (nl)
Inventor
Smit Co's Transformator Willem
Original Assignee
Smit & Willem & Co Nv
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
Priority to GB2767149A priority Critical patent/GB636312A/en
Application filed by Smit & Willem & Co Nv filed Critical Smit & Willem & Co Nv
Priority to NL134942A priority patent/NL69272C/nl
Application granted granted Critical
Publication of NL69272C publication Critical patent/NL69272C/nl

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00Contacts
    • H01H1/12Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/16Contacts characterised by the manner in which co-operating contacts engage by abutting by rolling; by wrapping; Roller or ball contacts
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/0005Tap change devices
NL134942A 1946-10-23 1947-10-22 NL69272C (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB2767149A GB636312A (en) 1946-10-23 1947-10-20 Improvements in and relating to tar-changing switches for regulating electrical apparatus
NL134942A NL69272C (de) 1946-10-23 1947-10-22

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
NL69272C true NL69272C (de) 1951-12-16

Family

ID=26641566

Family Applications (1)

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

Country Status (2)

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

Families Citing this family (1)

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

Also Published As

Publication number Publication date
GB636312A (en) 1950-04-26

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