KR920702490A - Pressure sensor for pressure detection in combustion chamber of internal combustion engine - Google Patents

Pressure sensor for pressure detection in combustion chamber of internal combustion engine

Info

Publication number
KR920702490A
KR920702490A KR1019920700304A KR920700304A KR920702490A KR 920702490 A KR920702490 A KR 920702490A KR 1019920700304 A KR1019920700304 A KR 1019920700304A KR 920700304 A KR920700304 A KR 920700304A KR 920702490 A KR920702490 A KR 920702490A
Authority
KR
South Korea
Prior art keywords
pressure sensor
counter bearing
housing
combustion engine
internal combustion
Prior art date
Application number
KR1019920700304A
Other languages
Korean (ko)
Inventor
스테쳐 귄터
헤르덴 베르너
슈미트 볼프강
모제르 만프레드
Original Assignee
클라우스 포스, 디터 비트마이어
로베르트 보쉬 게엠베하
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 클라우스 포스, 디터 비트마이어, 로베르트 보쉬 게엠베하 filed Critical 클라우스 포스, 디터 비트마이어
Publication of KR920702490A publication Critical patent/KR920702490A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
    • G01L23/08—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically
    • G01L23/18—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically by resistance strain gauges
    • 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
    • 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
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Measuring Fluid Pressure (AREA)

Abstract

내용 없음No content

Description

내연기관의 연소실내의 압력 탐지용 압력센서Pressure sensor for pressure detection in combustion chamber of internal combustion engine

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 압력센서를 관통한 종단면도, 제2도는 제1도에 따른 방향 Ⅱ-Ⅱ의 단면을 도시한 도면.FIG. 1 is a longitudinal sectional view through a pressure sensor, and FIG. 2 is a cross-sectional view in the direction II-II according to FIG.

Claims (9)

하우징(10)내에 픽업(19), 적어도 하나의 펀치(18), 카운터 베어링(25), 하우징(10)을 밀폐한 펀치(18)와 대향하는 베어링 및, 전기 평가회로가 배열된 내연기관, 특히 차량용 내연기관의 연소실내 압력 탐지용 압력센서(11)에 있어서, 카운터 베어링(25)은 적어도 픽업(19)의 영역에서 기판(21)에 맞닿고, 상기 전자부품(23)의 영역에서 연속된 클리어런스를 갖는 것을 특징으로 하는 압력센서.An internal combustion engine in which a pickup 19, at least one punch 18, a counter bearing 25, a bearing facing the punch 18 enclosing the housing 10, and an electrical evaluation circuit are arranged in the housing 10, In particular, in the pressure sensor 11 for detecting the pressure inside the combustion chamber of a vehicle internal combustion engine, the counter bearing 25 abuts the substrate 21 at least in the region of the pickup 19 and is continuous in the region of the electronic component 23. A pressure sensor, characterized in that it has a clearance. 제1항에 있어서, 상기 카운터 베어링(25)은 다수의 클리어런스(26)를 가짐으로써, 외부환상 에지(37)를 형성하는 별모양을 가진 것을 특징으로 하는 압력 센서.2. The pressure sensor as claimed in claim 1, wherein the counter bearing has a plurality of clearances to form an outer annular edge. 제1항 또는 제2항에 있어서, 상기 카운터 베어링(25)은 하이브리드(22)의 기판(21)과 대향하는 연장부(35)의 도움으로 지지된 것을 특징으로 하는 압력 센서.3. The pressure sensor as claimed in claim 1, wherein the counter bearing is supported with the aid of an extension part facing the substrate of the hybrid. 제1항 내지 제3항중 어느 한항에 있어서, 시일(38)은 카운터 베어링(25)의 에지(37) 상에 지지되는 것을 특징으로 하는 압력 센서.The pressure sensor as claimed in claim 1, wherein the seal is supported on the edge of the counter bearing. 제1항 내지 제4항중 어느 한 항에 있어서, 카운터 베어링(25)은 하우징(10)내에 압입된 것을 특징으로 하는 압력 센서.5. The pressure sensor according to claim 1, wherein the counter bearing is press-fitted into the housing. 6. 제1항 내지 제5항중 어느 한 항에 있어서, 평가 회로의 전기 리드(27)은 카운터 베어링(25)의 보어(26)를 관통해 안내된 것을 특징으로 하는 압력 센서.6. Pressure sensor according to any of the preceding claims, characterized in that the electrical leads (27) of the evaluation circuit are guided through the bores (26) of the counter bearing (25). 제1항 내지 제6항중 어느 한 항에 있어서, 상기 하이브리드(22)의 기판(21)은 산화 알류미늄(Al2O3)으로 되어있는 것을 특징으로 하는 압력 센서.The pressure sensor according to any one of claims 1 to 6, wherein the substrate (21) of the hybrid (22) is made of aluminum oxide (Al 2 O 3 ). 제1항 내지 제7항중 어느 한 항에 있어서, 상기 펀치(18)는 글라스 세라믹으로 되어 있는 것을 특징으로 하는 압력 센서.The pressure sensor according to any one of claims 1 to 7, wherein the punch (18) is made of glass ceramic. 제1항 내지 제8항중 한 항에 있어서, 상기 하우징(10)은 전자 부품(23)영역 및 픽업(19)의 영역이 캐스팅 컴파운드(31)로 채워져 있는 것을 특징으로 하는 압력 센서.The pressure sensor as claimed in one of the preceding claims, characterized in that the housing (10) is filled with a casting compound (31) with the area of the electronic component (23) and the area of the pickup (19). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920700304A 1990-07-18 1991-06-27 Pressure sensor for pressure detection in combustion chamber of internal combustion engine KR920702490A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEP40227421 1990-07-18
DE4022742A DE4022742A1 (en) 1990-07-18 1990-07-18 PRESSURE SENSOR FOR DETECTING PRINTERS IN THE COMBUSTION CHAMBER OF COMBUSTION ENGINES
PCT/DE1991/000524 WO1992001913A1 (en) 1990-07-18 1991-06-27 Pressure sensor for determination of the pressure in a combustion chamber of an internal-combustion engine

Publications (1)

Publication Number Publication Date
KR920702490A true KR920702490A (en) 1992-09-04

Family

ID=6410463

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920700304A KR920702490A (en) 1990-07-18 1991-06-27 Pressure sensor for pressure detection in combustion chamber of internal combustion engine

Country Status (5)

Country Link
EP (1) EP0493541A1 (en)
JP (1) JPH05501307A (en)
KR (1) KR920702490A (en)
DE (1) DE4022742A1 (en)
WO (1) WO1992001913A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100558234B1 (en) * 1998-09-26 2006-03-10 독터. 인제니어.하.체.에프.포르쉐악티엔게젤샤프트 Counterbearing for a spring

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2394055B (en) * 2002-10-11 2006-04-12 Univ Southampton Pressure sensor and production thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4567751A (en) * 1982-10-07 1986-02-04 Nippon Soken, Inc. Knocking detection device in diesel engine
US4620438A (en) * 1983-12-15 1986-11-04 Texas Instruments Incorporated Cylinder pressure transmitter for an internal combustion engine
FR2626670A1 (en) * 1987-06-17 1989-08-04 Gazzano Maurice Pressure and deformation sensor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100558234B1 (en) * 1998-09-26 2006-03-10 독터. 인제니어.하.체.에프.포르쉐악티엔게젤샤프트 Counterbearing for a spring

Also Published As

Publication number Publication date
EP0493541A1 (en) 1992-07-08
DE4022742A1 (en) 1992-01-23
JPH05501307A (en) 1993-03-11
WO1992001913A1 (en) 1992-02-06

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WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid