JPH08507862A - 差圧測定変換器 - Google Patents
差圧測定変換器Info
- Publication number
- JPH08507862A JPH08507862A JP6520508A JP52050894A JPH08507862A JP H08507862 A JPH08507862 A JP H08507862A JP 6520508 A JP6520508 A JP 6520508A JP 52050894 A JP52050894 A JP 52050894A JP H08507862 A JPH08507862 A JP H08507862A
- Authority
- JP
- Japan
- Prior art keywords
- differential pressure
- housing
- measuring transducer
- pressure measuring
- pressure sensor
- 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.)
- Granted
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
- G01L19/14—Housings
- G01L19/142—Multiple part housings
-
- 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
-
- 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
- G01L19/0038—Fluidic connecting means being part of the housing
-
- 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
- G01L19/0061—Electrical connection means
- G01L19/0084—Electrical connection means to the outside of the housing
-
- 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
- G01L19/0627—Protection against aggressive medium in general
- G01L19/0645—Protection against aggressive medium in general using isolation membranes, specially adapted for protection
-
- 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
- G01L9/06—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 piezo-resistive devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.長手方向軸線に対して横方向に二分された内部ハウジングを有し、その両ハ ウジング部分の間に、圧力センサを取付けられている中央ダイアフラムが張られ ており、またその一方のハウジング部分が孔のなかに電気リードを含んでおり、 その外側延長部が孔の拡大部分のなかに位置している差圧測定変換器において、 孔(31)が長手方向軸線(32)に対して平行に延びており、また他方のハ ウジング部分(3)のほうに向けられたその端部に拡大部分(33)を有し、他 方のハウジング部分(3)と反対方向のほうに向けられたその端部において外方 へ通ずる横孔(44)に移行していることを特徴とする差圧測定変換器。 2.電気リード(12)がその外側延長部の範囲内で一方のハウジング部分(2 )と溶接されていることを特徴とする請求項1記載の差圧測定変換器。 3.圧力センサ(6)と電気リード(12)との間に帯状の導体箔(11)が延 びていることを特徴とする請求項1または2記載の差圧測定変換器。 4.帯状の導体箔(11)が圧力センサ(6)の傍で曲げられて中央ダイアフラ ム(7)に密に導かれていることを特徴とする請求項3記載の差圧測定変換器。 5.帯状の導体箔(11)が電気リード(12)の範囲内でループ(41)を形 成することを特徴とする請求項3または4記載の差圧測定変換器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4308718.3 | 1993-03-15 | ||
DE4308718A DE4308718C2 (de) | 1993-03-15 | 1993-03-15 | Druckdifferenz-Meßumformer |
PCT/DE1994/000262 WO1994021992A1 (de) | 1993-03-15 | 1994-03-09 | Druckdifferenz-messumformer |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08507862A true JPH08507862A (ja) | 1996-08-20 |
JP3408813B2 JP3408813B2 (ja) | 2003-05-19 |
Family
ID=6483170
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52050894A Expired - Lifetime JP3408813B2 (ja) | 1993-03-15 | 1994-03-09 | 差圧測定変換器 |
Country Status (9)
Country | Link |
---|---|
US (1) | US5596148A (ja) |
EP (1) | EP0689668B1 (ja) |
JP (1) | JP3408813B2 (ja) |
KR (1) | KR960701356A (ja) |
CN (1) | CN1059035C (ja) |
AT (1) | ATE162624T1 (ja) |
DE (2) | DE4308718C2 (ja) |
RU (1) | RU2114407C1 (ja) |
WO (1) | WO1994021992A1 (ja) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19608321C2 (de) * | 1996-02-22 | 2002-01-24 | Abb Patent Gmbh | Differenzdruckmeßumformereinheit mit einem Überlastschutzsystem |
DE19608310C1 (de) * | 1996-02-22 | 1997-07-17 | Hartmann & Braun Ag | Differenzdruckmeßumformereinheit mit einem Überlastschutzsystem |
DE19744208C1 (de) * | 1997-09-30 | 1998-12-03 | Siemens Ag | Verfahren zum Befüllen einer Meßkammer eines Druck- oder Druckdifferenz-Meßumformers mit einer Druckübertragungsflüssigkeit und Druck- oder Druckdifferenz-Meßumformer |
DE19754402B4 (de) * | 1997-12-09 | 2007-03-15 | Webasto Ag | Zweiteilige Dichtung an einem Deckel eines öffnungsfähigen Fahrzeugdachs |
DE10325799B3 (de) * | 2003-06-06 | 2004-08-26 | Siemens Ag | Verfahren zur Überprüfung der Vakuumfestigkeit einer Druckübertragungsflüssigkeit in einem Druckmessumformer sowie Einrichtung zur Durchführung des Verfahrens |
US7775966B2 (en) | 2005-02-24 | 2010-08-17 | Ethicon Endo-Surgery, Inc. | Non-invasive pressure measurement in a fluid adjustable restrictive device |
US8066629B2 (en) | 2005-02-24 | 2011-11-29 | Ethicon Endo-Surgery, Inc. | Apparatus for adjustment and sensing of gastric band pressure |
US8016744B2 (en) | 2005-02-24 | 2011-09-13 | Ethicon Endo-Surgery, Inc. | External pressure-based gastric band adjustment system and method |
US7927270B2 (en) | 2005-02-24 | 2011-04-19 | Ethicon Endo-Surgery, Inc. | External mechanical pressure sensor for gastric band pressure measurements |
US7699770B2 (en) | 2005-02-24 | 2010-04-20 | Ethicon Endo-Surgery, Inc. | Device for non-invasive measurement of fluid pressure in an adjustable restriction device |
US7658196B2 (en) | 2005-02-24 | 2010-02-09 | Ethicon Endo-Surgery, Inc. | System and method for determining implanted device orientation |
US7775215B2 (en) | 2005-02-24 | 2010-08-17 | Ethicon Endo-Surgery, Inc. | System and method for determining implanted device positioning and obtaining pressure data |
US8870742B2 (en) | 2006-04-06 | 2014-10-28 | Ethicon Endo-Surgery, Inc. | GUI for an implantable restriction device and a data logger |
US8152710B2 (en) | 2006-04-06 | 2012-04-10 | Ethicon Endo-Surgery, Inc. | Physiological parameter analysis for an implantable restriction device and a data logger |
US8187163B2 (en) | 2007-12-10 | 2012-05-29 | Ethicon Endo-Surgery, Inc. | Methods for implanting a gastric restriction device |
US8100870B2 (en) | 2007-12-14 | 2012-01-24 | Ethicon Endo-Surgery, Inc. | Adjustable height gastric restriction devices and methods |
US8377079B2 (en) | 2007-12-27 | 2013-02-19 | Ethicon Endo-Surgery, Inc. | Constant force mechanisms for regulating restriction devices |
US8142452B2 (en) | 2007-12-27 | 2012-03-27 | Ethicon Endo-Surgery, Inc. | Controlling pressure in adjustable restriction devices |
US8337389B2 (en) | 2008-01-28 | 2012-12-25 | Ethicon Endo-Surgery, Inc. | Methods and devices for diagnosing performance of a gastric restriction system |
US8192350B2 (en) | 2008-01-28 | 2012-06-05 | Ethicon Endo-Surgery, Inc. | Methods and devices for measuring impedance in a gastric restriction system |
US8591395B2 (en) | 2008-01-28 | 2013-11-26 | Ethicon Endo-Surgery, Inc. | Gastric restriction device data handling devices and methods |
US7844342B2 (en) | 2008-02-07 | 2010-11-30 | Ethicon Endo-Surgery, Inc. | Powering implantable restriction systems using light |
US8221439B2 (en) | 2008-02-07 | 2012-07-17 | Ethicon Endo-Surgery, Inc. | Powering implantable restriction systems using kinetic motion |
US8114345B2 (en) | 2008-02-08 | 2012-02-14 | Ethicon Endo-Surgery, Inc. | System and method of sterilizing an implantable medical device |
US8057492B2 (en) | 2008-02-12 | 2011-11-15 | Ethicon Endo-Surgery, Inc. | Automatically adjusting band system with MEMS pump |
US8591532B2 (en) | 2008-02-12 | 2013-11-26 | Ethicon Endo-Sugery, Inc. | Automatically adjusting band system |
US8034065B2 (en) | 2008-02-26 | 2011-10-11 | Ethicon Endo-Surgery, Inc. | Controlling pressure in adjustable restriction devices |
US8187162B2 (en) | 2008-03-06 | 2012-05-29 | Ethicon Endo-Surgery, Inc. | Reorientation port |
CN103063356A (zh) * | 2012-12-25 | 2013-04-24 | 天津俞昌科技有限公司 | 一种高精度差压变送器 |
CH709550A1 (fr) | 2014-04-22 | 2015-10-30 | Memsens S Rl | Capteur de pression différentielle. |
US10126193B2 (en) * | 2016-01-19 | 2018-11-13 | Rosemount Aerospace Inc. | Compact or miniature high temperature differential pressure sensor capsule |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5322483A (en) * | 1976-03-24 | 1978-03-01 | Ict Instruments | Transducer assembly for differential pressure measurement |
DE3437668A1 (de) * | 1984-10-13 | 1986-04-17 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Messeinrichtung fuer druckmessung |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3456508A (en) * | 1967-05-24 | 1969-07-22 | Sperry Rand Corp | Vibrating diaphragm pressure sensor apparatus |
US3691842A (en) * | 1970-09-08 | 1972-09-19 | Beckman Instruments Inc | Differential pressure transducer |
US3780588A (en) * | 1972-03-31 | 1973-12-25 | Honeywell Inc | Differential pressure responsive apparatus |
JPS5550131A (en) * | 1978-10-06 | 1980-04-11 | Hitachi Ltd | Electronic transmitter |
JPS5687196A (en) * | 1979-12-19 | 1981-07-15 | Hitachi Ltd | Differential pressure transmitter |
GB2124770B (en) * | 1982-08-05 | 1985-12-11 | Airflow Dev Ltd | Differential capacitance pressure transducer |
DE3500613A1 (de) * | 1984-03-09 | 1985-09-19 | Hans W. Dipl.-Phys. ETH Winterthur Keller | Piezoresistive druckmesszelle |
US4766769A (en) * | 1985-06-05 | 1988-08-30 | The Foxboro Company | Differential-pressure measuring apparatus with improved arrangement for coupling pressures to a semiconductor sensor |
US4798089A (en) * | 1987-03-12 | 1989-01-17 | Rosemount Inc. | Isolator apparatus |
DE3719620A1 (de) * | 1987-06-12 | 1988-12-29 | Hottinger Messtechnik Baldwin | Mechanisch-elektrischer differenzdruckwandler und verfahren zur justierung eines derartigen wandlers |
US4909083A (en) * | 1989-06-26 | 1990-03-20 | Itt Corporation | Pressure/differential pressure measuring device |
-
1993
- 1993-03-15 DE DE4308718A patent/DE4308718C2/de not_active Expired - Fee Related
-
1994
- 1994-03-09 DE DE59405115T patent/DE59405115D1/de not_active Expired - Lifetime
- 1994-03-09 WO PCT/DE1994/000262 patent/WO1994021992A1/de active IP Right Grant
- 1994-03-09 RU RU95122276A patent/RU2114407C1/ru not_active IP Right Cessation
- 1994-03-09 AT AT94908969T patent/ATE162624T1/de not_active IP Right Cessation
- 1994-03-09 US US08/525,635 patent/US5596148A/en not_active Expired - Lifetime
- 1994-03-09 JP JP52050894A patent/JP3408813B2/ja not_active Expired - Lifetime
- 1994-03-09 CN CN94191465A patent/CN1059035C/zh not_active Expired - Fee Related
- 1994-03-09 EP EP94908969A patent/EP0689668B1/de not_active Expired - Lifetime
- 1994-03-09 KR KR1019950703758A patent/KR960701356A/ko not_active Application Discontinuation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5322483A (en) * | 1976-03-24 | 1978-03-01 | Ict Instruments | Transducer assembly for differential pressure measurement |
DE3437668A1 (de) * | 1984-10-13 | 1986-04-17 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Messeinrichtung fuer druckmessung |
Also Published As
Publication number | Publication date |
---|---|
CN1119469A (zh) | 1996-03-27 |
DE4308718C2 (de) | 1996-04-25 |
DE4308718A1 (de) | 1994-09-22 |
EP0689668B1 (de) | 1998-01-21 |
DE59405115D1 (de) | 1998-02-26 |
ATE162624T1 (de) | 1998-02-15 |
EP0689668A1 (de) | 1996-01-03 |
JP3408813B2 (ja) | 2003-05-19 |
KR960701356A (ko) | 1996-02-24 |
US5596148A (en) | 1997-01-21 |
CN1059035C (zh) | 2000-11-29 |
WO1994021992A1 (de) | 1994-09-29 |
RU2114407C1 (ru) | 1998-06-27 |
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