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FR979376A - Fluid flow indicators - Google Patents

Fluid flow indicators

Info

Publication number
FR979376A
FR979376A FR979376DA FR979376A FR 979376 A FR979376 A FR 979376A FR 979376D A FR979376D A FR 979376DA FR 979376 A FR979376 A FR 979376A
Authority
FR
France
Prior art keywords
fluid flow
flow indicators
indicators
fluid
flow
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
Leo Walter
Frederick John Potts
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 FR979376A publication Critical patent/FR979376A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P13/00—Indicating or recording presence, absence, or direction, of movement
    • G01P13/0006—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances
    • G01P13/004—Indicating or recording presence, absence, or direction, of movement of fluids or of granulous or powder-like substances by using the rotation of vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2101/00—Uses or applications of pigs or moles
    • F16L2101/30—Inspecting, measuring or testing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
FR979376D 1948-01-23 1949-01-21 Fluid flow indicators Expired FR979376A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB273993X 1948-01-23

Publications (1)

Publication Number Publication Date
FR979376A true FR979376A (en) 1951-04-25

Family

ID=10258947

Family Applications (1)

Application Number Title Priority Date Filing Date
FR979376D Expired FR979376A (en) 1948-01-23 1949-01-21 Fluid flow indicators

Country Status (5)

Country Link
BE (1) BE486925A (en)
CH (1) CH273993A (en)
FR (1) FR979376A (en)
GB (2) GB646181A (en)
SE (1) SE138403C1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945525U (en) * 1982-09-20 1984-03-26 株式会社リコー Micro flow rate operation detection device for gas meters
FI78781C (en) * 1984-06-21 1989-09-11 Vesinieminen Ky MAETANORDNING FOER MAETNING AV STROEMNING OCH / ELLER DESS EGENSKAPER.
CN112461302A (en) * 2020-12-16 2021-03-09 苏州德力丰环境工程设备有限公司 Air flow indicator

Also Published As

Publication number Publication date
GB646181A (en) 1950-11-15
CH273993A (en) 1951-03-15
GB646195A (en) 1950-11-15
BE486925A (en) 1949-02-15
SE138403C1 (en) 1952-12-09

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