DD116530A1 - - Google Patents

Info

Publication number
DD116530A1
DD116530A1 DD18275574A DD18275574A DD116530A1 DD 116530 A1 DD116530 A1 DD 116530A1 DD 18275574 A DD18275574 A DD 18275574A DD 18275574 A DD18275574 A DD 18275574A DD 116530 A1 DD116530 A1 DD 116530A1
Authority
DD
German Democratic Republic
Application number
DD18275574A
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 filed Critical
Priority to DD18275574A priority Critical patent/DD116530A1/xx
Publication of DD116530A1 publication Critical patent/DD116530A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
    • H01H2001/0026—Means for testing or for inspecting contacts, e.g. wear indicator wherein one or both contacts contain embedded contact wear signal material, e.g. radioactive material being released as soon as the contact wear reaches the embedded layer
DD18275574A 1974-12-04 1974-12-04 DD116530A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DD18275574A DD116530A1 (en) 1974-12-04 1974-12-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD18275574A DD116530A1 (en) 1974-12-04 1974-12-04

Publications (1)

Publication Number Publication Date
DD116530A1 true DD116530A1 (en) 1975-11-20

Family

ID=5498288

Family Applications (1)

Application Number Title Priority Date Filing Date
DD18275574A DD116530A1 (en) 1974-12-04 1974-12-04

Country Status (1)

Country Link
DD (1) DD116530A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998011573A1 (en) * 1996-09-10 1998-03-19 Nichols Bruce W Electrical contact wear and temperature indicator
EP1895554A1 (en) * 2006-09-04 2008-03-05 ABB Research Ltd Electrical contact with signal zone for signaling contact-wear

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998011573A1 (en) * 1996-09-10 1998-03-19 Nichols Bruce W Electrical contact wear and temperature indicator
EP1895554A1 (en) * 2006-09-04 2008-03-05 ABB Research Ltd Electrical contact with signal zone for signaling contact-wear

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