FR680131A - Improvements to pressure regulators - Google Patents

Improvements to pressure regulators

Info

Publication number
FR680131A
FR680131A FR680131DA FR680131A FR 680131 A FR680131 A FR 680131A FR 680131D A FR680131D A FR 680131DA FR 680131 A FR680131 A FR 680131A
Authority
FR
France
Prior art keywords
pressure regulators
regulators
pressure
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.)
Compagnie des Freins Westinghouse
Original Assignee
Compagnie des Freins Westinghouse
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 Compagnie des Freins Westinghouse filed Critical Compagnie des Freins Westinghouse
Application granted granted Critical
Publication of FR680131A publication Critical patent/FR680131A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00Control of fluid pressure
    • G05D16/14Control of fluid pressure with auxiliary non-electric power
    • G05D16/16Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
    • G05D16/166Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid using pistons within the main valve
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00Control of fluid pressure
    • G05D16/04Control of fluid pressure without auxiliary power
    • G05D16/10Control of fluid pressure without auxiliary power the sensing element being a piston or plunger

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
FR680131D 1928-08-13 1929-08-09 Improvements to pressure regulators Expired FR680131A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US680131XA 1928-08-13 1928-08-13

Publications (1)

Publication Number Publication Date
FR680131A true FR680131A (en) 1930-04-25

Family

ID=22079864

Family Applications (1)

Application Number Title Priority Date Filing Date
FR680131D Expired FR680131A (en) 1928-08-13 1929-08-09 Improvements to pressure regulators

Country Status (1)

Country Link
FR (1) FR680131A (en)

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