CA926905A - Contact with low cathode drop material insert - Google Patents

Contact with low cathode drop material insert

Info

Publication number
CA926905A
CA926905A CA078175A CA78175A CA926905A CA 926905 A CA926905 A CA 926905A CA 078175 A CA078175 A CA 078175A CA 78175 A CA78175 A CA 78175A CA 926905 A CA926905 A CA 926905A
Authority
CA
Canada
Prior art keywords
contact
material insert
drop material
cathode drop
low cathode
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
CA078175A
Other versions
CA78175S (en
Inventor
E. Weston Donald
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.)
Allis Chalmers Corp
Original Assignee
Allis Chalmers Corp
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 Allis Chalmers Corp filed Critical Allis Chalmers Corp
Application granted granted Critical
Publication of CA926905A publication Critical patent/CA926905A/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
    • H01H1/0203—Contacts characterised by the material thereof specially adapted for vacuum switches
CA078175A 1969-09-10 1970-03-23 Contact with low cathode drop material insert Expired CA926905A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86492669A 1969-09-10 1969-09-10

Publications (1)

Publication Number Publication Date
CA926905A true CA926905A (en) 1973-05-22

Family

ID=25344338

Family Applications (1)

Application Number Title Priority Date Filing Date
CA078175A Expired CA926905A (en) 1969-09-10 1970-03-23 Contact with low cathode drop material insert

Country Status (2)

Country Link
US (1) US3614361A (en)
CA (1) CA926905A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3130466C2 (en) * 1981-07-23 1984-06-20 Calor-Emag Elektrizitäts-Aktiengesellschaft, 4030 Ratingen Process for the production of contacts for vacuum switches
US4547640A (en) * 1981-10-01 1985-10-15 Kabushiki Kaisha Meidensha Electrical contact structure of a vacuum interrupter
DE3302595A1 (en) * 1983-01-27 1984-08-02 Calor-Emag Elektrizitäts-Aktiengesellschaft, 4030 Ratingen Contact arrangement for vacuum switches
US4695688A (en) * 1986-03-24 1987-09-22 General Electric Company Electrical contact construction
DE3708158C2 (en) * 1987-03-13 1997-02-06 Aeg Vakuumschalttechnik Gmbh Switch contact for a vacuum switch and method for producing such a switch contact
DE4032901A1 (en) * 1990-10-17 1992-04-23 Sachsenwerk Ag Cast conductive copper contact piece for vacuum switch - has angled inserts with attachments shaped to ensure uniform all-round surface contact with material of casting
DE102011004212B3 (en) * 2011-02-16 2012-04-26 Siemens Aktiengesellschaft Contact disk for a vacuum interrupter
DE102011082438B3 (en) * 2011-09-09 2012-12-06 Siemens Aktiengesellschaft Contact for a vacuum interrupter and contact system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3182156A (en) * 1961-09-19 1965-05-04 Gen Electric Vacuum-type circuit interrupter
GB993737A (en) * 1963-04-23 1965-06-02 Ass Elect Ind Improvements relating to vacuum switch contacts
US3327081A (en) * 1964-11-25 1967-06-20 Allis Chalmers Mfg Co Contact with high resistance material insert

Also Published As

Publication number Publication date
US3614361A (en) 1971-10-19

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