DE2723749C3 - Kontaktstücke für Vakuum-Trennschalter - Google Patents

Kontaktstücke für Vakuum-Trennschalter

Info

Publication number
DE2723749C3
DE2723749C3 DE2723749A DE2723749A DE2723749C3 DE 2723749 C3 DE2723749 C3 DE 2723749C3 DE 2723749 A DE2723749 A DE 2723749A DE 2723749 A DE2723749 A DE 2723749A DE 2723749 C3 DE2723749 C3 DE 2723749C3
Authority
DE
Germany
Prior art keywords
contact
weight
alloy
percent
copper
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
DE2723749A
Other languages
German (de)
English (en)
Other versions
DE2723749B2 (de
DE2723749A1 (de
Inventor
Seishi Chiba
Tsutomu Kawasaki Okutomi
Hisashi Yoshino
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of DE2723749A1 publication Critical patent/DE2723749A1/de
Publication of DE2723749B2 publication Critical patent/DE2723749B2/de
Application granted granted Critical
Publication of DE2723749C3 publication Critical patent/DE2723749C3/de
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00Contacts
    • H01H1/02Contacts characterised by the material thereof
    • H01H1/0203Contacts characterised by the material thereof specially adapted for vacuum switches

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Contacts (AREA)
DE2723749A 1976-05-28 1977-05-26 Kontaktstücke für Vakuum-Trennschalter Expired DE2723749C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6121176A JPS52155373A (en) 1976-05-28 1976-05-28 Vacuum breaker

Publications (3)

Publication Number Publication Date
DE2723749A1 DE2723749A1 (de) 1977-12-01
DE2723749B2 DE2723749B2 (de) 1979-11-08
DE2723749C3 true DE2723749C3 (de) 1980-07-24

Family

ID=13164627

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2723749A Expired DE2723749C3 (de) 1976-05-28 1977-05-26 Kontaktstücke für Vakuum-Trennschalter

Country Status (5)

Country Link
US (1) US4129760A (enExample)
JP (1) JPS52155373A (enExample)
CA (1) CA1082267A (enExample)
DE (1) DE2723749C3 (enExample)
GB (1) GB1520724A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0097906B1 (en) * 1982-06-25 1986-09-17 Kabushiki Kaisha Toshiba Contacts for vacuum switches

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5676130A (en) * 1979-11-26 1981-06-23 Tokyo Shibaura Electric Co Vacuum switch
JPS579019A (en) * 1980-06-18 1982-01-18 Hitachi Ltd Electrode for vacuum breaker
JP3761741B2 (ja) * 1999-05-07 2006-03-29 株式会社キッツ 黄銅とこの黄銅製品
DE102006027821A1 (de) * 2006-06-16 2007-12-27 Siemens Ag Elektrischer Schaltkontakt
EP2731120A1 (en) * 2012-11-08 2014-05-14 ABB Technology AG Vacuum interrupter arrangement for a medium voltage circuit breaker with cup-shaped TMF-contacts

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL241567A (enExample) * 1958-07-24
DE1251406B (enExample) * 1962-01-24
US3551622A (en) * 1963-03-22 1970-12-29 Hitachi Ltd Alloy materials for electrodes of vacuum circuit breakers
US3497652A (en) * 1968-11-01 1970-02-24 Helen W Horn Vacuum-type circuit interrupter with contact material containing a minor percentage of aluminum
DE2014638A1 (de) * 1970-03-26 1971-10-14 Siemens Ag Verfahren zur Herstellung eines Zweischichten Kontaktstuckes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0097906B1 (en) * 1982-06-25 1986-09-17 Kabushiki Kaisha Toshiba Contacts for vacuum switches

Also Published As

Publication number Publication date
GB1520724A (en) 1978-08-09
JPS52155373A (en) 1977-12-23
CA1082267A (en) 1980-07-22
DE2723749B2 (de) 1979-11-08
US4129760A (en) 1978-12-12
DE2723749A1 (de) 1977-12-01
JPS5640457B2 (enExample) 1981-09-21

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8327 Change in the person/name/address of the patent owner

Owner name: KABUSHIKI KAISHA TOSHIBA, KAWASAKI, KANAGAWA, JP

8339 Ceased/non-payment of the annual fee