GB2124770B - Differential capacitance pressure transducer - Google Patents

Differential capacitance pressure transducer

Info

Publication number
GB2124770B
GB2124770B GB08222582A GB8222582A GB2124770B GB 2124770 B GB2124770 B GB 2124770B GB 08222582 A GB08222582 A GB 08222582A GB 8222582 A GB8222582 A GB 8222582A GB 2124770 B GB2124770 B GB 2124770B
Authority
GB
United Kingdom
Prior art keywords
pressure transducer
differential capacitance
capacitance pressure
differential
transducer
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
GB08222582A
Other versions
GB2124770A (en
Inventor
Peter Charles Tack
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.)
Airflow Developments Ltd
Original Assignee
Airflow Developments 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 Airflow Developments Ltd filed Critical Airflow Developments Ltd
Priority to GB08222582A priority Critical patent/GB2124770B/en
Publication of GB2124770A publication Critical patent/GB2124770A/en
Application granted granted Critical
Publication of GB2124770B publication Critical patent/GB2124770B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance
    • G01L9/0075—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance using a ceramic diaphragm, e.g. alumina, fused quartz, glass

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
GB08222582A 1982-08-05 1982-08-05 Differential capacitance pressure transducer Expired GB2124770B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08222582A GB2124770B (en) 1982-08-05 1982-08-05 Differential capacitance pressure transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08222582A GB2124770B (en) 1982-08-05 1982-08-05 Differential capacitance pressure transducer

Publications (2)

Publication Number Publication Date
GB2124770A GB2124770A (en) 1984-02-22
GB2124770B true GB2124770B (en) 1985-12-11

Family

ID=10532126

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08222582A Expired GB2124770B (en) 1982-08-05 1982-08-05 Differential capacitance pressure transducer

Country Status (1)

Country Link
GB (1) GB2124770B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2266963B (en) * 1989-04-14 1994-02-02 Fuji Electric Co Ltd Capacitive differential pressure detector
DE4308718C2 (en) * 1993-03-15 1996-04-25 Siemens Ag Differential pressure transmitter
WO1999034184A1 (en) 1997-12-23 1999-07-08 Unaxis Trading Ag Capacitive vacuum measuring cell
EP1305585B1 (en) 2000-07-26 2009-05-13 Endress + Hauser GmbH + Co. KG Capacitive pressure sensor
CN115235655A (en) * 2022-08-02 2022-10-25 北京智芯传感科技有限公司 Differential capacitance pressure sensor

Also Published As

Publication number Publication date
GB2124770A (en) 1984-02-22

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Legal Events

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