CH225449A - Electric contact. - Google Patents

Electric contact.

Info

Publication number
CH225449A
CH225449A CH225449DA CH225449A CH 225449 A CH225449 A CH 225449A CH 225449D A CH225449D A CH 225449DA CH 225449 A CH225449 A CH 225449A
Authority
CH
Switzerland
Prior art keywords
electric contact
electric
contact
Prior art date
Application number
Other languages
German (de)
Inventor
C Heraeus G M B H W
Original Assignee
Heraeus Gmbh W C
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 Heraeus Gmbh W C filed Critical Heraeus Gmbh W C
Publication of CH225449A publication Critical patent/CH225449A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00—Thread cutting; Automatic machines specially designed therefor
    • B23G1/02—Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses
    • 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

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
CH225449D 1941-01-27 1941-12-22 Electric contact. CH225449A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE270141X 1941-01-27

Publications (1)

Publication Number Publication Date
CH225449A true CH225449A (en) 1943-01-31

Family

ID=5998712

Family Applications (4)

Application Number Title Priority Date Filing Date
CH225996D CH225996A (en) 1941-01-27 1941-12-15 Method for treating wort with activated charcoal.
CH225449D CH225449A (en) 1941-01-27 1941-12-22 Electric contact.
CH226495D CH226495A (en) 1941-01-27 1941-12-23 Lathe for thread cutting.
CH225044D CH225044A (en) 1941-01-27 1942-01-08 Electrical switch with arc extinguishing by a pressure medium.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH225996D CH225996A (en) 1941-01-27 1941-12-15 Method for treating wort with activated charcoal.

Family Applications After (2)

Application Number Title Priority Date Filing Date
CH226495D CH226495A (en) 1941-01-27 1941-12-23 Lathe for thread cutting.
CH225044D CH225044A (en) 1941-01-27 1942-01-08 Electrical switch with arc extinguishing by a pressure medium.

Country Status (4)

Country Link
BE (1) BE443976A (en)
CH (4) CH225996A (en)
FR (2) FR878452A (en)
NL (1) NL104620B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016100128A (en) * 2014-11-19 2016-05-30 オムロン株式会社 Limit switch

Also Published As

Publication number Publication date
NL104620B (en)
FR878452A (en) 1943-01-21
BE443976A (en)
CH225996A (en) 1943-03-15
FR878661A (en) 1943-01-27
CH225044A (en) 1942-12-31
CH226495A (en) 1943-04-15

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