GB2124770B - Differential capacitance pressure transducer - Google Patents

Differential capacitance pressure transducer

Info

Publication number: GB2124770B
Authority: GB; United Kingdom
Prior art keywords: pressure transducer; differential capacitance; capacitance pressure; differential; transducer
Prior art date: 1982-08-05
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.)

1982-08-05

Filing date

1982-08-05

Publication date

1985-12-11

1982-08-05 Application filed by Airflow Developments Ltd filed Critical Airflow Developments Ltd

1982-08-05 Priority to GB08222582A priority Critical patent/GB2124770B/en

1984-02-22 Publication of GB2124770A publication Critical patent/GB2124770A/en

1985-12-11 Application granted granted Critical

1985-12-11 Publication of GB2124770B publication Critical patent/GB2124770B/en

Status Expired legal-status Critical Current

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
GB2266962B (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
JP2002500351A (en)	1997-12-23	2002-01-08	ユナキス・バルツェルス・アクチェンゲゼルシャフト	Capacitive vacuum measuring cell
AU2001265986A1 (en)	2000-07-26	2002-02-05	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

1982
- 1982-08-05 GB GB08222582A patent/GB2124770B/en not_active Expired

Also Published As

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

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Legal Events

Date	Code	Title	Description
1988-03-30	PCNP	Patent ceased through non-payment of renewal fee