FR638492A - Perfectionnements aux appareils à fluides - Google Patents

Perfectionnements aux appareils à fluides

Info

Publication number
FR638492A
FR638492A FR638492DA FR638492A FR 638492 A FR638492 A FR 638492A FR 638492D A FR638492D A FR 638492DA FR 638492 A FR638492 A FR 638492A
Authority
FR
France
Prior art keywords
fluid devices
fluid
devices
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
English (en)
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.)
P H & F M Roots Co
Original Assignee
P H & F M Roots Co
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 P H & F M Roots Co filed Critical P H & F M Roots Co
Application granted granted Critical
Publication of FR638492A publication Critical patent/FR638492A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
    • G01F3/02—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement
    • G01F3/04—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having rigid movable walls
    • G01F3/06—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having rigid movable walls comprising members rotating in a fluid-tight or substantially fluid-tight manner in a housing
    • G01F3/10—Geared or lobed impeller meters

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
FR638492D 1927-07-05 1927-07-05 Perfectionnements aux appareils à fluides Expired FR638492A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR638492T 1927-07-05

Publications (1)

Publication Number Publication Date
FR638492A true FR638492A (fr) 1928-05-25

Family

ID=8996019

Family Applications (1)

Application Number Title Priority Date Filing Date
FR638492D Expired FR638492A (fr) 1927-07-05 1927-07-05 Perfectionnements aux appareils à fluides

Country Status (1)

Country Link
FR (1) FR638492A (fr)

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