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GB1312041A - Diaphragms - Google Patents

Diaphragms

Info

Publication number
GB1312041A
GB1312041A GB1312041DA GB1312041A GB 1312041 A GB1312041 A GB 1312041A GB 1312041D A GB1312041D A GB 1312041DA GB 1312041 A GB1312041 A GB 1312041A
Authority
GB
United Kingdom
Prior art keywords
june
diaphragm
diaphragms
moulded
synthetic rubber
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
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.)
United Gas Industries Ltd
Original Assignee
United Gas Industries Ltd
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 United Gas Industries Ltd filed Critical United Gas Industries Ltd
Publication of GB1312041A publication Critical patent/GB1312041A/en
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
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/16—Diaphragms; Bellows; Mountings therefor
    • 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
    • G01F3/20—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 flexible movable walls, e.g. diaphragms, bellows
    • G01F3/22—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 flexible movable walls, e.g. diaphragms, bellows for gases
    • G01F3/225—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 flexible movable walls, e.g. diaphragms, bellows for gases characterised by constructional features of membranes or by means for improving proper functioning of membranes

Landscapes

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

Abstract

1312041 Moulded diaphragms UNITED GAS INDUSTRIES Ltd 3 June 1970 [10 June 1969] 29308/69 Heading B5A [Also in Division G1] A diaphragm ,such as for a gas meter, is of moulded form with pips 12 formed on the faces of the periphery 13 to facilitate assembly between two pans 16. The diaphragm may be of a homogeneous synthetic rubber without fabric reinforcement or of a synthetic plastic other than synthetic rubber.
GB1312041D 1969-06-10 1969-06-10 Diaphragms Expired GB1312041A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2930869 1969-06-10

Publications (1)

Publication Number Publication Date
GB1312041A true GB1312041A (en) 1973-04-04

Family

ID=10289484

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1312041D Expired GB1312041A (en) 1969-06-10 1969-06-10 Diaphragms

Country Status (1)

Country Link
GB (1) GB1312041A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4005908A1 (en) * 1990-02-24 1991-09-19 Rombach Gmbh Johann B Bellows gas meter membrane esp. for domestic meter - has ring region with strengthening rib for uncontrolled crease prevention

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4005908A1 (en) * 1990-02-24 1991-09-19 Rombach Gmbh Johann B Bellows gas meter membrane esp. for domestic meter - has ring region with strengthening rib for uncontrolled crease prevention

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee