SE8000166L - Kapacitiv differenstrycksomvandlare - Google Patents

Kapacitiv differenstrycksomvandlare

Info

Publication number: SE8000166L
Authority: SE; Sweden
Prior art keywords: sensing; capacitive plate; capacitive; common; pressure converter
Prior art date: 1979-01-24

Application number

SE8000166A

Other languages

Unknown language ( )

English (en)

Inventor

J R Sjolund

Original Assignee

Honeywell Inc

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.)

1979-01-24

Filing date

1980-01-09

Publication date

1980-07-25

1980-01-09 Application filed by Honeywell Inc filed Critical Honeywell Inc

1980-07-25 Publication of SE8000166L publication Critical patent/SE8000166L/sv

Links

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
- G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
- G01L13/023—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using bellows
- 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)

SE8000166A 1979-01-24 1980-01-09 Kapacitiv differenstrycksomvandlare SE8000166L (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/005,936 US4403513A (en)	1979-01-24	1979-01-24	Capacitive differential pressure transducer

Publications (1)

Publication Number	Publication Date
SE8000166L true SE8000166L (sv)	1980-07-25

Family

ID=21718445

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8000166A SE8000166L (sv)	1979-01-24	1980-01-09	Kapacitiv differenstrycksomvandlare

Country Status (8)

Country	Link
US (1)	US4403513A (sv)
JP (1)	JPS55136926A (sv)
AU (1)	AU5448880A (sv)
DE (1)	DE3002268A1 (sv)
FR (1)	FR2447545A1 (sv)
GB (1)	GB2040474A (sv)
IT (2)	IT1126866B (sv)
SE (1)	SE8000166L (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2570420B2 (ja) *	1988-06-23	1997-01-08	富士電機株式会社	静電容量式圧力検出器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR895938A (fr) *	1943-02-24	1945-02-07		Manolimnigraphe à membrane métallique
US3000215A (en) *	1951-09-27	1961-09-19	John V Atanasoff	Microbarophone
US2800796A (en) *	1952-08-05	1957-07-30	Trans Souics Inc	Pressure measuring device
US2753515A (en) *	1952-09-03	1956-07-03	Edward J Rickner	Capacitor type differential pressure switch
US2751530A (en) *	1954-01-04	1956-06-19	Honeywell Regulator Co	Differential pressure sensing unit
US2907320A (en) *	1954-01-11	1959-10-06	Texas Instruments Inc	Pressure capacitance transducer
US3354721A (en) *	1965-10-23	1967-11-28	Augustus H Fiske	Pressure gaging systems of apparatus
GB1147080A (en) *	1967-03-01	1969-04-02	Wayne Kerr Company Ltd	Improvements in or relating to pressure transducers
GB1354025A (en) *	1970-05-25	1974-06-05	Medicor Muevek	Capacitive pressure transducer
US3691842A (en) *	1970-09-08	1972-09-19	Beckman Instruments Inc	Differential pressure transducer
JPS587182B2 (ja) *	1974-03-08	1983-02-08	横河電機株式会社	サアツオウドウソウチ
US4120206A (en) *	1977-01-17	1978-10-17	Rosemount Inc.	Differential pressure sensor capsule with low acceleration sensitivity

1979
- 1979-01-24 US US06/005,936 patent/US4403513A/en not_active Expired - Lifetime
1980
- 1980-01-07 IT IT47527/80A patent/IT1126866B/it active
- 1980-01-09 SE SE8000166A patent/SE8000166L/sv not_active Application Discontinuation
- 1980-01-09 AU AU54488/80A patent/AU5448880A/en not_active Abandoned
- 1980-01-16 IT IT8047616A patent/IT1127556B/it active
- 1980-01-17 GB GB8001612A patent/GB2040474A/en active Pending
- 1980-01-21 FR FR8001254A patent/FR2447545A1/fr active Pending
- 1980-01-23 DE DE19803002268 patent/DE3002268A1/de not_active Withdrawn
- 1980-01-24 JP JP639980A patent/JPS55136926A/ja active Pending

Also Published As

Publication number	Publication date
DE3002268A1 (de)	1980-09-11
IT8047616A0 (it)	1980-01-16
IT1126866B (it)	1986-05-21
IT8047527A0 (it)	1980-01-07
US4403513A (en)	1983-09-13
AU5448880A (en)	1980-07-31
GB2040474A (en)	1980-08-28
JPS55136926A (en)	1980-10-25
IT1127556B (it)	1986-05-21
FR2447545A1 (fr)	1980-08-22

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Legal Events

Date	Code	Title	Description
1995-02-28	NAV	Patent application has lapsed	Ref document number: 8000166-2