FR889459A - Materials for relay contacts or low current regulators, especially telegraphic - Google Patents

Materials for relay contacts or low current regulators, especially telegraphic

Info

Publication number
FR889459A
FR889459A FR889459DA FR889459A FR 889459 A FR889459 A FR 889459A FR 889459D A FR889459D A FR 889459DA FR 889459 A FR889459 A FR 889459A
Authority
FR
France
Prior art keywords
telegraphic
materials
low current
relay contacts
current regulators
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
Other languages
French (fr)
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.)
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Original Assignee
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
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 Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH filed Critical Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Application granted granted Critical
Publication of FR889459A publication Critical patent/FR889459A/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
    • H01H1/021—Composite material
    • H01H1/023—Composite material having a noble metal as the basic material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
FR889459D 1941-08-23 1942-12-29 Materials for relay contacts or low current regulators, especially telegraphic Expired FR889459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE234233X 1941-08-23

Publications (1)

Publication Number Publication Date
FR889459A true FR889459A (en) 1944-01-11

Family

ID=5890383

Family Applications (1)

Application Number Title Priority Date Filing Date
FR889459D Expired FR889459A (en) 1941-08-23 1942-12-29 Materials for relay contacts or low current regulators, especially telegraphic

Country Status (2)

Country Link
CH (1) CH234233A (en)
FR (1) FR889459A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2770700A (en) * 1953-03-12 1956-11-13 Stackpole Carbon Co Direct current electric switching contacts
BE534523A (en) * 1953-12-31 1900-01-01

Also Published As

Publication number Publication date
CH234233A (en) 1944-09-15

Similar Documents

Publication Publication Date Title
CH266497A (en) Polarized relay.
CH252925A (en) Automatic switching installation applicable to telegraphy.
CH215008A (en) Polarized relay.
FR889459A (en) Materials for relay contacts or low current regulators, especially telegraphic
CH266494A (en) AC relay.
CH225252A (en) Switching arrangement for alternating current interruption devices.
FR871775A (en) Polarized direct current relay for signaling
CH230349A (en) Automatic installation overcurrent switch.
FR784709A (en) Switch for low current installations
CH227014A (en) Electrical control contactor.
CH226111A (en) Electric relay.
CH224758A (en) Relay switching arrangement.
CH238226A (en) Electric relay.
FR880424A (en) Flexible contact for relays, switches, rectifiers, etc., including telegraph relays
FR897237A (en) Low current relay
FR896561A (en) Electro-dynamic relay or switch
FR880126A (en) Switch, especially for high nominal currents
CH221448A (en) Contact device, especially for the purpose of current direction.
FR896639A (en) Over-current relay, in particular current controller
FR898762A (en) Electrical switch, especially for thermostats
FR887374A (en) Current switch especially for direct current
FR832932A (en) Switch applicable in particular to the control of t transmitting stations. s. f.
CH228071A (en) Relays for switching devices.
CH224288A (en) Switch for influencing the operating status of electric motors, especially three-phase motors.
CH249244A (en) Polarized electromagnetic relay.