SE8006587L - Kapacitiv tryckgivare och utverderingsanordning for denna - Google Patents

Kapacitiv tryckgivare och utverderingsanordning for denna

Info

Publication number: SE8006587L
Authority: SE; Sweden
Prior art keywords: diaphragm; pressure sensor; metallic film; assessment device; capacity pressure
Prior art date: 1979-09-21

Application number

SE8006587A

Other languages

Unknown language ( )

English (en)

Swedish (sv)

Inventor

R Burkel

F M Piteira

Original Assignee

Bosch Gmbh Robert

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.)

1979-09-21

Filing date

1980-09-19

Publication date

1981-03-22

1980-09-19 Application filed by Bosch Gmbh Robert filed Critical Bosch Gmbh Robert

1981-03-22 Publication of SE8006587L publication Critical patent/SE8006587L/

Links

239000003990 capacitor Substances 0.000 abstract 2
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
229910052593 corundum Inorganic materials 0.000 abstract 1
230000002093 peripheral effect Effects 0.000 abstract 1
238000000926 separation method Methods 0.000 abstract 1
229910001845 yogo sapphire Inorganic materials 0.000 abstract 1

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
- G01L9/12—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 by making use of variations in capacitance, i.e. electric circuits therefor
- 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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Measuring Fluid Pressure (AREA)

SE8006587A 1979-09-21 1980-09-19 Kapacitiv tryckgivare och utverderingsanordning for denna SE8006587L (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19792938205 DE2938205A1 (de)	1979-09-21	1979-09-21	Kapazitiver druckgeber und auswerteeinrichtung hierfuer

Publications (1)

Publication Number	Publication Date
SE8006587L true SE8006587L (sv)	1981-03-22

Family

ID=6081461

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8006587A SE8006587L (sv)	1979-09-21	1980-09-19	Kapacitiv tryckgivare och utverderingsanordning for denna

Country Status (7)

Country	Link
JP (1)	JPS5654331A (it)
BR (1)	BR8005996A (it)
DE (1)	DE2938205A1 (it)
FR (1)	FR2466012A1 (it)
GB (1)	GB2059071B (it)
IT (1)	IT1132979B (it)
SE (1)	SE8006587L (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3128032A1 (de) *	1981-07-16	1983-02-03	Robert Bosch Gmbh, 7000 Stuttgart	Anordnung zur erfassung eines druckes
DE3337978C2 (de) *	1983-10-19	1987-01-15	Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln	Vorrichtung zum Messen eines Druckes und eines zeitlichen Druckverlaufs
FI842307L (fi) *	1984-06-07	1985-12-08	Vaisala Oy	Foerfarande foer aostadkommande av genomfoering i en mikromekanisk konstruktion.
US4658358A (en) *	1984-06-13	1987-04-14	Battelle Memorial Institute	Underwater computer
FI75426C (fi) *	1984-10-11	1988-06-09	Vaisala Oy	Absoluttryckgivare.
US4617606A (en) *	1985-01-31	1986-10-14	Motorola, Inc.	Capacitive pressure transducer
DE3523104A1 (de) *	1985-06-28	1987-01-22	Leybold Heraeus Gmbh & Co Kg	Anordnung mit einer messelektrode, der in festen abstaenden eine erste und eine zweite felderzeugende elektrode zugeordnet sind
US4774626A (en) *	1986-05-05	1988-09-27	Texas Instruments Incorporated	Pressure sensor with improved capacitive pressure transducer
US4982351A (en) *	1986-05-05	1991-01-01	Texas Instruments Incorporated	Low cost high precision sensor
US4951236A (en) *	1986-05-05	1990-08-21	Texas Instruments Incorporated	Low cost high precision sensor
US4716492A (en) *	1986-05-05	1987-12-29	Texas Instruments Incorporated	Pressure sensor with improved capacitive pressure transducer
US5051937A (en) *	1986-05-05	1991-09-24	Texas Instruments Incorporated	Low cost high precision sensor
US4872945A (en) *	1986-06-25	1989-10-10	Motorola Inc.	Post seal etching of transducer diaphragm
DE3638978C2 (de) *	1986-11-14	1996-04-25	Teves Gmbh Alfred	Elektrohydraulische Vorrichtung zur kontinuierlichen Überwachung des Druckes in einer hydraulischen Kraftfahrzeug-Bremsanlage
JPS6438546U (it) *	1987-09-02	1989-03-08
JPH0743625Y2 (ja) *	1987-10-13	1995-10-09	株式会社トーキン	静電容量式荷重センサ
JPH0542353Y2 (it) *	1987-11-13	1993-10-26
JPH0750685Y2 (ja) *	1987-11-19	1995-11-15	株式会社トーキン	静電容量式荷重センサー
JPH01136041A (ja) *	1987-11-24	1989-05-29	Tokin Corp	静電容量式荷重センサ
JPH086275Y2 (ja) *	1987-12-19	1996-02-21	株式会社トーキン	静電容量式荷重センサ
JPH076499Y2 (ja) *	1988-09-16	1995-02-15	株式会社トーキン	高安定型静電容量式荷重検出装置
DE3912217A1 (de) *	1989-04-13	1990-10-18	Endress Hauser Gmbh Co	Drucksensor
FR2775075B1 (fr)	1998-02-18	2000-05-05	Theobald Sa A	Capteur de pression differentielle
DE102008034350A1 (de) *	2008-07-23	2010-02-11	Continental Automotive Gmbh	Sensormembran für einen Drucksensor sowie Herstellungsverfahren dafür

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3993939A (en) *	1975-01-07	1976-11-23	The Bendix Corporation	Pressure variable capacitor
US4168517A (en) *	1977-11-10	1979-09-18	Lee Shih Y	Capacitive pressure transducer

1979
- 1979-09-21 DE DE19792938205 patent/DE2938205A1/de not_active Withdrawn
1980
- 1980-09-18 JP JP12865380A patent/JPS5654331A/ja active Pending
- 1980-09-19 IT IT24775/80A patent/IT1132979B/it active
- 1980-09-19 BR BR8005996A patent/BR8005996A/pt unknown
- 1980-09-19 SE SE8006587A patent/SE8006587L/ not_active Application Discontinuation
- 1980-09-19 FR FR8020255A patent/FR2466012A1/fr active Granted
- 1980-09-19 GB GB8030293A patent/GB2059071B/en not_active Expired

Also Published As

Publication number	Publication date
GB2059071B (en)	1983-07-06
FR2466012A1 (fr)	1981-03-27
DE2938205A1 (de)	1981-04-09
FR2466012B1 (it)	1984-10-19
IT8024775A0 (it)	1980-09-19
JPS5654331A (en)	1981-05-14
GB2059071A (en)	1981-04-15
BR8005996A (pt)	1981-03-31
IT1132979B (it)	1986-07-09

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Legal Events

Date	Code	Title	Description
1995-02-28	NAV	Patent application has lapsed	Ref document number: 8006587-3