KR860000550A - 차동 압력 감지기 어셈블리 - Google Patents

차동 압력 감지기 어셈블리 Download PDF

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Publication number
KR860000550A
KR860000550A KR1019850003973A KR850003973A KR860000550A KR 860000550 A KR860000550 A KR 860000550A KR 1019850003973 A KR1019850003973 A KR 1019850003973A KR 850003973 A KR850003973 A KR 850003973A KR 860000550 A KR860000550 A KR 860000550A
Authority
KR
South Korea
Prior art keywords
differential pressure
sensor assembly
pressure sensor
diaphragm
assembly according
Prior art date
Application number
KR1019850003973A
Other languages
English (en)
Inventor
앤드류 젠킨스 패트릭
Original Assignee
제이. 이. 테리스
보그-워너 코포레이션
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
Application filed by 제이. 이. 테리스, 보그-워너 코포레이션 filed Critical 제이. 이. 테리스
Publication of KR860000550A publication Critical patent/KR860000550A/ko

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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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
    • G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/38—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule
    • G01F1/383—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule with electrical or electro-mechanical indication
    • 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
    • G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measuring Volume Flow (AREA)

Abstract

내용 없음

Description

차동 압력 감지기 어셈블리
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
도면은 본 발명의 개략적인 횡단면도.
* 도면의 주요부분에 대한 부호의 설명
10:차동압력감지기어셈블리 12:변환기수단 14:전달수단 16:구멍 18:유체통과 20:제1다이아프램조작기 34:벽구조 36:인클로우져 38:제2다이아프램조작기 40:입구방 42:출구방 46:출구포트 48:스템포트.

Claims (6)

  1. 구멍에서 변위된 위치에서 유체흐름 통과(18)의 구멍(16)을 통하는 압력강하를 측정하는 차동압력감지기 어셈블리(10)에 있어서, 하우징, 제1다이아프램(20) 및 상기 하우징내에 밀폐되어 상기 제1다이프램의 이동에 응답하여 작동가능한 전자식신호수단(28,32)을 포함하는 변환기수단(12)과, 인클로우저(36)를 한정하는 벽구조(34)와, 입구방(40) 및 축구방(42)을 한정하기 위해 상기 인클로우져내에 위치된 제2다이아프램 조작기(38)와, 상기 입구방과 상기구멍의 상기 유체상류통과 사이를 전달하는 입구포트와, 상기 출구방과 상기구멍의 상기 유체하류통과 사이를 절단하는 출구포트(46)를 포함하는 감지 및 압력응답 전달 수단(14)을 구비하는 것을 특징으로하는 차동 압력감지기 어셈블리.
  2. 제1항에 따른 차동압력 감지기 어셈블리에 있어서, 상기 변환기 수단(12)은 용량성 압력변환기인 것을 특징으로하는 차동압력 감지기 어셈블리.
  3. 제1항에 따른 차동압력 감지기 어셈블리에 있어서, 상기구멍(16)은 장방형 엣지구멍인 것을 특징으로하는 차동 압력감지기 어셈블리.
  4. 제1항에 따른 차동압력감지기 어셈블리에 있어서, 상기 제2 다이아프램 조작기(38)는 탄성중합체 물질인 것을 특징으로 하는 자동 압력감지기 어셈블리
  5. 제1항에 따른 차동압력 감지기 어셈블리에 있어서, 상기 유체흐름통과(18)는 자동 엔진의 배기가스 재순환 통과인 것을 특징으로하는 차동 압력감지기 어셈블리
  6. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019850003973A 1984-06-08 1985-06-07 차동 압력 감지기 어셈블리 KR860000550A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US618667 1984-06-08
US06/618,667 US4555952A (en) 1984-06-08 1984-06-08 Differential pressure sensor

Publications (1)

Publication Number Publication Date
KR860000550A true KR860000550A (ko) 1986-01-29

Family

ID=24478642

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850003973A KR860000550A (ko) 1984-06-08 1985-06-07 차동 압력 감지기 어셈블리

Country Status (6)

Country Link
US (1) US4555952A (ko)
EP (1) EP0164240A3 (ko)
JP (1) JPS614934A (ko)
KR (1) KR860000550A (ko)
AU (1) AU4252285A (ko)
CA (1) CA1230496A (ko)

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Also Published As

Publication number Publication date
EP0164240A2 (en) 1985-12-11
JPS614934A (ja) 1986-01-10
CA1230496A (en) 1987-12-22
EP0164240A3 (en) 1987-06-24
US4555952A (en) 1985-12-03
AU4252285A (en) 1985-12-12

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