GB615412A - Flow meter and metering chamber therefor - Google Patents

Flow meter and metering chamber therefor

Info

Publication number
GB615412A
GB615412A GB728/45A GB72845A GB615412A GB 615412 A GB615412 A GB 615412A GB 728/45 A GB728/45 A GB 728/45A GB 72845 A GB72845 A GB 72845A GB 615412 A GB615412 A GB 615412A
Authority
GB
United Kingdom
Prior art keywords
tube
float
metering
flow meter
bore
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
GB728/45A
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
Publication of GB615412A publication Critical patent/GB615412A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/20Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
    • G01F1/22Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by variable-area meters, e.g. rotameters

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)

Abstract

615,412. Metering tubes. FISCHER, K. Jan. 9, 1945, No. 728. Convention date, May 15, 1944. [Class 69 (i)] [Also in Group XXIII] A metering tube 10 of a fluidflow meter has a tapering bore with a plurality of inwardly protruding axially extending float guiding beads 16, which are spaced uniformly around the bore and provide line contact with a float 11. The tube is formed by collapsing an oversize cylindrical glass tube upon a grooved mandrel, the tube being first evacuated and then heated until the softening point of the glass is reached. Specifications 576,776, 579,779, 579,796 and 615,413 are referred to. The Specification as open to inspection under Sect. 91 also describes the use of a double-headed float in the tube. This subject-matter does not appear in the Specification as accepted.
GB728/45A 1944-05-15 1945-01-09 Flow meter and metering chamber therefor Expired GB615412A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US615412XA 1944-05-15 1944-05-15

Publications (1)

Publication Number Publication Date
GB615412A true GB615412A (en) 1949-01-06

Family

ID=22036427

Family Applications (1)

Application Number Title Priority Date Filing Date
GB728/45A Expired GB615412A (en) 1944-05-15 1945-01-09 Flow meter and metering chamber therefor

Country Status (1)

Country Link
GB (1) GB615412A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108051041A (en) * 2017-12-26 2018-05-18 重庆市旺成科技股份有限公司 A kind of glass rotameter with auto-alarm function

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108051041A (en) * 2017-12-26 2018-05-18 重庆市旺成科技股份有限公司 A kind of glass rotameter with auto-alarm function
CN108051041B (en) * 2017-12-26 2023-09-22 重庆市旺成科技股份有限公司 Glass rotameter with automatic alarm function

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