FR792069A - Control device for tanks and pipes - Google Patents

Control device for tanks and pipes

Info

Publication number
FR792069A
FR792069A FR792069DA FR792069A FR 792069 A FR792069 A FR 792069A FR 792069D A FR792069D A FR 792069DA FR 792069 A FR792069 A FR 792069A
Authority
FR
France
Prior art keywords
tanks
pipes
control device
control
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)
Inventor
Max Buchholz
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 filed Critical
Application granted granted Critical
Publication of FR792069A publication Critical patent/FR792069A/en
Expired legal-status Critical Current

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
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/55—Oil reservoirs or tanks; Lowering means therefor
    • H01H33/555—Protective arrangements responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Power Engineering (AREA)
FR792069D 1934-07-26 1935-07-05 Control device for tanks and pipes Expired FR792069A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE792069X 1934-07-26

Publications (1)

Publication Number Publication Date
FR792069A true FR792069A (en) 1935-12-21

Family

ID=6705895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR792069D Expired FR792069A (en) 1934-07-26 1935-07-05 Control device for tanks and pipes

Country Status (1)

Country Link
FR (1) FR792069A (en)

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