FR506011A - Switch for electrical installations - Google Patents

Switch for electrical installations

Info

Publication number
FR506011A
FR506011A FR506011A FR506011DA FR506011A FR 506011 A FR506011 A FR 506011A FR 506011 A FR506011 A FR 506011A FR 506011D A FR506011D A FR 506011DA FR 506011 A FR506011 A FR 506011A
Authority
FR
France
Prior art keywords
switch
electrical installations
installations
electrical
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
FR506011A
Other languages
French (fr)
Inventor
Alexander Graf
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR506011A publication Critical patent/FR506011A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
    • B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
    • B01D5/0009—Horizontal tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/08—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/08—Bases; Stationary contacts mounted thereon

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Push-Button Switches (AREA)
  • Clamps And Clips (AREA)
  • Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
FR506011A 1919-05-16 1919-11-13 Switch for electrical installations Expired FR506011A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE321944T 1919-05-16
US341227A US1392324A (en) 1919-05-16 1919-11-28 Switch for electric circuits

Publications (1)

Publication Number Publication Date
FR506011A true FR506011A (en) 1920-08-12

Family

ID=37990285

Family Applications (1)

Application Number Title Priority Date Filing Date
FR506011A Expired FR506011A (en) 1919-05-16 1919-11-13 Switch for electrical installations

Country Status (5)

Country Link
US (1) US1392324A (en)
DE (1) DE321944C (en)
FR (1) FR506011A (en)
GB (1) GB143492A (en)
NL (1) NL12857B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4206332A (en) * 1977-05-09 1980-06-03 Tektronix, Inc. Coaxial switch
JPS5738892Y2 (en) * 1977-06-28 1982-08-27

Also Published As

Publication number Publication date
GB143492A (en) 1920-10-28
DE321944C (en) 1920-06-15
US1392324A (en) 1921-10-04
NL12857B (en)

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