FI871317A0 - Tryckgivare - Google Patents

Tryckgivare

Info

Publication number
FI871317A0
FI871317A0 FI871317A FI871317A FI871317A0 FI 871317 A0 FI871317 A0 FI 871317A0 FI 871317 A FI871317 A FI 871317A FI 871317 A FI871317 A FI 871317A FI 871317 A0 FI871317 A0 FI 871317A0
Authority
FI
Finland
Prior art keywords
pressure sensor
sensor
pressure
Prior art date
Application number
FI871317A
Other languages
English (en)
Finnish (fi)
Other versions
FI871317A (sv
FI91444B (sv
FI91444C (sv
Inventor
William Wareham
Original Assignee
Dynisco 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.)
Filing date
Publication date
Priority claimed from US06/848,300 external-priority patent/US4702113A/en
Application filed by Dynisco Inc filed Critical Dynisco Inc
Publication of FI871317A0 publication Critical patent/FI871317A0/sv
Publication of FI871317A publication Critical patent/FI871317A/sv
Publication of FI91444B publication Critical patent/FI91444B/sv
Application granted granted Critical
Publication of FI91444C publication Critical patent/FI91444C/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0007—Fluidic connecting means
    • G01L19/0046—Fluidic connecting means using isolation membranes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/0007—Fluidic connecting means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/04—Means for compensating for effects of changes of temperature, i.e. other than electric compensation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • 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
    • G01L9/02—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
    • G01L9/04—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 ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
FI871317A 1986-04-04 1987-03-25 Tryckgivare FI91444C (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US06/848,300 US4702113A (en) 1986-04-04 1986-04-04 Pressure transducer
US84830086 1986-04-04
US06/918,087 US4712430A (en) 1986-04-04 1986-10-14 Pressure transducer
US91808786 1986-10-14

Publications (4)

Publication Number Publication Date
FI871317A0 true FI871317A0 (sv) 1987-03-25
FI871317A FI871317A (sv) 1988-04-15
FI91444B FI91444B (sv) 1994-03-15
FI91444C FI91444C (sv) 1994-06-27

Family

ID=27126764

Family Applications (1)

Application Number Title Priority Date Filing Date
FI871317A FI91444C (sv) 1986-04-04 1987-03-25 Tryckgivare

Country Status (7)

Country Link
US (1) US4712430A (sv)
EP (1) EP0239933B1 (sv)
JP (1) JPH0650269B2 (sv)
KR (1) KR950013299B1 (sv)
CA (1) CA1289378C (sv)
DE (1) DE3785785T2 (sv)
FI (1) FI91444C (sv)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4819487A (en) * 1985-01-07 1989-04-11 Dynisco, Inc. High pressure transducer
US4829827A (en) * 1985-01-07 1989-05-16 Dynisco, Inc. Pressure transducer
US4858471A (en) * 1985-11-14 1989-08-22 Dynisco, Inc. Pressure transducer
EP0292839B1 (en) * 1987-05-27 1993-09-15 Dynisco, Inc. Pressure transducer
US5184515A (en) * 1989-06-22 1993-02-09 Ic Sensors, Inc. Single diaphragm transducer with multiple sensing elements
US5271278A (en) * 1992-02-14 1993-12-21 Salgues Michel J Champagne pressure gauge
GB9209434D0 (en) * 1992-05-01 1992-06-17 Sensor Dynamics Ltd Remotely deployable pressure sensor
USRE38052E1 (en) * 1992-05-01 2003-04-01 Sensor Dynamics, Limited Sensing apparatus for sensing pressure or temperature in oil wells, including transmitter relaying pressure or temperature information to a remote control point
GB9324334D0 (en) 1993-11-26 1994-01-12 Sensor Dynamics Ltd Apparatus for the remote measurement of physical parameters
JPH09232595A (ja) * 1996-02-26 1997-09-05 Denso Corp 圧力検出装置
US6532839B1 (en) * 1996-03-29 2003-03-18 Sensor Dynamics Ltd. Apparatus for the remote measurement of physical parameters
US6957588B1 (en) 1999-06-28 2005-10-25 Thomas P. Kicher & Co. Fluid measuring device and method
US6662662B1 (en) * 2000-05-04 2003-12-16 Rosemount, Inc. Pressure transmitter with improved isolator system
US20040129078A1 (en) * 2001-06-18 2004-07-08 Kicher Thomas P. Acceleration transducer and method
EP1411336A1 (en) * 2002-10-15 2004-04-21 Gefran Sensori S.r.l. Pressure transducer with capillary tube for high pressure measures
US6923068B2 (en) * 2003-06-19 2005-08-02 Dynisco, Inc. Pressure transducer
US7866964B2 (en) * 2005-05-20 2011-01-11 Emerson Climate Technologies, Inc. Sensor for hermetic machine
ATE495429T1 (de) * 2006-10-09 2011-01-15 Prad Res & Dev Nv Verfahren und vorrichtung für druckmessungen zur untersuchung eines bohrloches
US8262372B2 (en) 2007-05-10 2012-09-11 Emerson Climate Technologies, Inc. Compressor hermetic terminal
US8939734B2 (en) * 2007-08-28 2015-01-27 Emerson Climate Technologies, Inc. Molded plug for a compressor
CN101960277A (zh) * 2008-02-27 2011-01-26 精量电子(美国)有限公司 一种使用横梁和膜片的低压传感器
US8939735B2 (en) * 2009-03-27 2015-01-27 Emerson Climate Technologies, Inc. Compressor plug assembly
JP2013024574A (ja) * 2011-07-15 2013-02-04 Azbil Corp 導圧管の詰まり診断システムおよび診断方法
US9480177B2 (en) 2012-07-27 2016-10-25 Emerson Climate Technologies, Inc. Compressor protection module
JP5975970B2 (ja) 2013-11-20 2016-08-23 日立オートモティブシステムズ株式会社 圧力センサ
CN105372004A (zh) * 2014-08-25 2016-03-02 上海朝辉压力仪器有限公司 泥浆变送器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2979680A (en) * 1959-11-19 1961-04-11 Jr William T Bean Pressure responsive devices
US3303451A (en) * 1964-12-16 1967-02-07 Blh Electronics Beam-type transducers
US3678753A (en) * 1970-07-28 1972-07-25 Microdot Inc Pressure transducer
DE2808469A1 (de) * 1978-02-28 1979-09-06 Erich Brosa Druckaufnehmer fuer heisse medien
US4369659A (en) * 1980-08-11 1983-01-25 Bofors America, Inc. Pressure transducer
US4570498A (en) * 1984-04-11 1986-02-18 Hitachi, Ltd. Differential pressure measuring transducer assembly
US4679438A (en) * 1985-01-07 1987-07-14 Dynisco, Inc. High pressure transducer

Also Published As

Publication number Publication date
EP0239933A2 (en) 1987-10-07
KR950013299B1 (ko) 1995-11-02
FI871317A (sv) 1988-04-15
DE3785785T2 (de) 1993-09-23
JPH0650269B2 (ja) 1994-06-29
CA1289378C (en) 1991-09-24
KR870010394A (ko) 1987-11-30
FI91444B (sv) 1994-03-15
EP0239933B1 (en) 1993-05-12
JPS62267634A (ja) 1987-11-20
US4712430A (en) 1987-12-15
FI91444C (sv) 1994-06-27
EP0239933A3 (en) 1989-07-19
DE3785785D1 (de) 1993-06-17

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Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed
MM Patent lapsed

Owner name: DYNISCO, INC.