GB1451124A - Electric switching device having contacts - Google Patents

Electric switching device having contacts

Info

Publication number
GB1451124A
GB1451124A GB1977374A GB1977374A GB1451124A GB 1451124 A GB1451124 A GB 1451124A GB 1977374 A GB1977374 A GB 1977374A GB 1977374 A GB1977374 A GB 1977374A GB 1451124 A GB1451124 A GB 1451124A
Authority
GB
United Kingdom
Prior art keywords
contacts
per
switching device
carbon particles
layer
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
GB1977374A
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1451124A publication Critical patent/GB1451124A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0201—Materials for reed contacts

Landscapes

  • Contacts (AREA)
  • Switch Cases, Indication, And Locking (AREA)
  • Manufacture Of Switches (AREA)
GB1977374A 1973-05-09 1974-05-06 Electric switching device having contacts Expired GB1451124A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7306444A NL7306444A (enrdf_load_stackoverflow) 1973-05-09 1973-05-09

Publications (1)

Publication Number Publication Date
GB1451124A true GB1451124A (en) 1976-09-29

Family

ID=19818821

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1977374A Expired GB1451124A (en) 1973-05-09 1974-05-06 Electric switching device having contacts

Country Status (11)

Country Link
US (1) US3916132A (enrdf_load_stackoverflow)
JP (2) JPS5015065A (enrdf_load_stackoverflow)
BE (1) BE814677A (enrdf_load_stackoverflow)
CH (1) CH600524A5 (enrdf_load_stackoverflow)
DE (1) DE2419043C3 (enrdf_load_stackoverflow)
ES (1) ES426027A1 (enrdf_load_stackoverflow)
FR (1) FR2229127B1 (enrdf_load_stackoverflow)
GB (1) GB1451124A (enrdf_load_stackoverflow)
IT (1) IT1010436B (enrdf_load_stackoverflow)
NL (1) NL7306444A (enrdf_load_stackoverflow)
SE (1) SE393215B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2169748A (en) * 1985-01-11 1986-07-16 Stc Plc Electrical contacts
GB2207485A (en) * 1987-07-01 1989-02-01 Printronix Inc Impact printer having improved hammer springs

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5577320A (en) * 1978-12-06 1980-06-11 Meidensha Electric Mfg Co Ltd Analoggtoodigital converter for protection relay
US4399339A (en) * 1981-03-02 1983-08-16 Cherry Electrical Products Corporation Electrical contact
JPH01286214A (ja) * 1988-05-13 1989-11-17 Fujitsu Ltd 電気接点

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1395269A (en) * 1917-05-17 1921-10-25 Charles L Gebauer Metallic article
US2121180A (en) * 1935-11-21 1938-06-21 Siemens Ag Method for gettering vacuum tubes
US3670129A (en) * 1970-08-17 1972-06-13 Westinghouse Electric Corp Electrical contact members

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2169748A (en) * 1985-01-11 1986-07-16 Stc Plc Electrical contacts
GB2207485A (en) * 1987-07-01 1989-02-01 Printronix Inc Impact printer having improved hammer springs
GB2207485B (en) * 1987-07-01 1991-08-14 Printronix Inc Improved hammer springs

Also Published As

Publication number Publication date
ES426027A1 (es) 1976-07-01
DE2419043C3 (de) 1981-10-22
JPS5763713A (en) 1982-04-17
US3916132A (en) 1975-10-28
FR2229127A1 (enrdf_load_stackoverflow) 1974-12-06
NL7306444A (enrdf_load_stackoverflow) 1974-11-12
AU6864874A (en) 1975-11-06
BE814677A (fr) 1974-11-07
IT1010436B (it) 1977-01-10
JPS5015065A (enrdf_load_stackoverflow) 1975-02-17
FR2229127B1 (enrdf_load_stackoverflow) 1977-06-24
DE2419043B2 (de) 1981-02-12
SE393215B (sv) 1977-05-02
CH600524A5 (enrdf_load_stackoverflow) 1978-06-15
DE2419043A1 (de) 1974-12-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee