GB1437443A - Fluid pressure diaphragms - Google Patents

Fluid pressure diaphragms

Info

Publication number
GB1437443A
GB1437443A GB4048973A GB4048973A GB1437443A GB 1437443 A GB1437443 A GB 1437443A GB 4048973 A GB4048973 A GB 4048973A GB 4048973 A GB4048973 A GB 4048973A GB 1437443 A GB1437443 A GB 1437443A
Authority
GB
United Kingdom
Prior art keywords
pressure
layer
aug
fluid pressure
diaphragm
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
GB4048973A
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1437443A publication Critical patent/GB1437443A/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
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
    • G01F23/16—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid
    • G01F23/164—Indicating, recording, or alarm devices being actuated by mechanical or fluid means, e.g. using gas, mercury, or a diaphragm as transmitting element, or by a column of liquid using a diaphragm, bellow as transmitting element

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measuring Fluid Pressure (AREA)
GB4048973A 1972-08-30 1973-08-28 Fluid pressure diaphragms Expired GB1437443A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8621572A JPS5644284B2 (https=) 1972-08-30 1972-08-30

Publications (1)

Publication Number Publication Date
GB1437443A true GB1437443A (en) 1976-05-26

Family

ID=13880543

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4048973A Expired GB1437443A (en) 1972-08-30 1973-08-28 Fluid pressure diaphragms

Country Status (2)

Country Link
JP (1) JPS5644284B2 (https=)
GB (1) GB1437443A (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4852466A (en) * 1987-05-15 1989-08-01 The Foxboro Company Floating diaphragm apparatus
WO2007075862A3 (en) * 2005-12-20 2007-11-01 Tangenx Technology Corp Filtration assembly and methods for making and using same
CN116296050A (zh) * 2021-12-09 2023-06-23 北京晨晶电子有限公司 电容式真空规的膜片及其电容式真空规
US11976955B2 (en) 2018-09-21 2024-05-07 Ecolab Usa Inc. Portable fluid level monitoring device and method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4412244Y1 (https=) * 1964-12-24 1969-05-22

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4852466A (en) * 1987-05-15 1989-08-01 The Foxboro Company Floating diaphragm apparatus
WO2007075862A3 (en) * 2005-12-20 2007-11-01 Tangenx Technology Corp Filtration assembly and methods for making and using same
EP2193834A1 (en) * 2005-12-20 2010-06-09 Tangenx Technology Corporation Filtration assembly and methods for making and using same
US11976955B2 (en) 2018-09-21 2024-05-07 Ecolab Usa Inc. Portable fluid level monitoring device and method
CN116296050A (zh) * 2021-12-09 2023-06-23 北京晨晶电子有限公司 电容式真空规的膜片及其电容式真空规

Also Published As

Publication number Publication date
JPS5644284B2 (https=) 1981-10-19
JPS4943068A (https=) 1974-04-23

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Legal Events

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