FI951462A0 - Differenstryckkoppling - Google Patents

Differenstryckkoppling

Info

Publication number
FI951462A0
FI951462A0 FI951462A FI951462A FI951462A0 FI 951462 A0 FI951462 A0 FI 951462A0 FI 951462 A FI951462 A FI 951462A FI 951462 A FI951462 A FI 951462A FI 951462 A0 FI951462 A0 FI 951462A0
Authority
FI
Finland
Prior art keywords
differential pressure
pressure switch
switch
differential
pressure
Prior art date
Application number
FI951462A
Other languages
English (en)
Finnish (fi)
Other versions
FI951462A (sv
Inventor
Bernd Sauer
Michael Wolf
Original Assignee
Mann & Hummel Filter
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 Mann & Hummel Filter filed Critical Mann & Hummel Filter
Publication of FI951462A0 publication Critical patent/FI951462A0/sv
Publication of FI951462A publication Critical patent/FI951462A/sv

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/247—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow the switch being of the reed switch type
    • 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
    • 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
    • G01L19/08—Means for indicating or recording, e.g. for remote indication
    • G01L19/10—Means for indicating or recording, e.g. for remote indication mechanical
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/34—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm
FI951462A 1994-04-06 1995-03-28 Differenstryckkoppling FI951462A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9405685U DE9405685U1 (de) 1994-04-06 1994-04-06 Differenzdruckschalter

Publications (2)

Publication Number Publication Date
FI951462A0 true FI951462A0 (sv) 1995-03-28
FI951462A FI951462A (sv) 1995-10-07

Family

ID=6906958

Family Applications (1)

Application Number Title Priority Date Filing Date
FI951462A FI951462A (sv) 1994-04-06 1995-03-28 Differenstryckkoppling

Country Status (14)

Country Link
US (1) US5602373A (sv)
EP (1) EP0676785A3 (sv)
JP (1) JPH07280678A (sv)
CN (1) CN1116767A (sv)
BR (1) BR9501337A (sv)
CA (1) CA2146378A1 (sv)
CZ (1) CZ81195A3 (sv)
DE (1) DE9405685U1 (sv)
FI (1) FI951462A (sv)
HU (1) HUT70624A (sv)
IL (1) IL113161A0 (sv)
NO (1) NO950305L (sv)
SK (1) SK45195A3 (sv)
ZA (1) ZA952814B (sv)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9405685U1 (de) * 1994-04-06 1994-05-26 Mann & Hummel Filter Differenzdruckschalter
FR2727787B1 (fr) * 1994-12-06 1997-01-24 Eaton Sa Monaco Interrupteur electrique de securite
US5853439A (en) * 1997-06-27 1998-12-29 Donaldson Company, Inc. Aerosol separator and method
AU5622398A (en) * 1997-12-30 1999-07-19 Metraflex Company, The Differential pressure apparatus for detecting accumulation of particulates in a filter
US6290739B1 (en) * 1999-12-29 2001-09-18 Donaldson Company, Inc. Aerosol separator; and method
DE10013218C2 (de) * 2000-03-17 2003-06-05 Balluff Gmbh Verfahren zur Herstellung eines Positionssensors und Positionssensor
DE10039609A1 (de) * 2000-08-09 2002-02-21 Mannesmann Vdo Ag Drucksensor
DE10159536A1 (de) * 2001-12-05 2003-06-26 Beru Ag Differenzdruckschalter-sensor
JP2003184826A (ja) * 2001-12-14 2003-07-03 Smc Corp 位置表示機構付き流体圧機器
US7461670B1 (en) * 2004-07-23 2008-12-09 Curtis Roys Cycle indicator for fluid distribution systems
FR2879339B1 (fr) * 2004-12-15 2008-10-03 Serac Group Soc Par Actions Simplifiee Dispositif d'actionnement magnetique a bague d'accouplement comprenant un generateur magnetique permanent
CN101427124B (zh) * 2006-04-21 2013-04-03 达斯珀斯有限公司 漏油检测器
WO2007121750A1 (en) * 2006-04-21 2007-11-01 Tomatec Oil leakage detector
EP2149169B8 (en) * 2007-05-08 2017-10-18 BS&B Innovations Limited Pressure response membrane
US20090050466A1 (en) * 2007-08-21 2009-02-26 Michael Andrew Kozan Non-contact pressure switch assembly
JP2011505574A (ja) * 2007-12-03 2011-02-24 シーティーエス・コーポレーション リニアポジションセンサー
DE102010041270B4 (de) * 2010-09-23 2022-12-08 Siemens Aktiengesellschaft Kompaktabzweig mit sicherungsbehaftetem Kurzschlusschutz
US8375801B2 (en) * 2010-12-20 2013-02-19 Sondex Limited Sensitive differential pressure sensor and method
CA2813871C (en) 2013-04-19 2016-05-31 Canadian Heating Products Inc. Cooling system for gas fireplace
ES2464217B1 (es) * 2014-02-26 2015-01-16 Zertan S.A. Presostato diferencial para filtros de combustible
US9593995B2 (en) * 2014-02-28 2017-03-14 Measurement Specialties, Inc. Package for a differential pressure sensing die
WO2016061655A1 (en) * 2014-10-24 2016-04-28 Halliburton Energy Services, Inc. Pressure responsive switch for actuating a device
CN104763708B (zh) * 2015-04-03 2017-01-04 山东省聊城市中矿机械有限公司 一种污染指示器
CN105092146B (zh) * 2015-05-06 2017-07-04 中国海洋大学 海床孔压动态响应传感设备过压保护装置
CN104949793A (zh) * 2015-07-10 2015-09-30 贵州大学 一种单活塞阻尼式光纤差压传感器探头结构
CN104949792B (zh) * 2015-07-10 2018-05-11 贵州大学 一种双活塞对称阻尼式光纤差压传感器
CN105043648A (zh) * 2015-07-10 2015-11-11 贵州大学 一种差压传感器
CN105222947B (zh) * 2015-10-16 2017-07-04 中国海洋大学 带有量程保护装置的可拼接式海床超孔压测量探杆
CN107605864A (zh) * 2017-10-20 2018-01-19 新乡市华航航空液压设备有限公司 一种新型温度锁闭结构信号器
CN107588060A (zh) * 2017-10-20 2018-01-16 新乡市华航航空液压设备有限公司 一种分体式电压差信号器结构
CN109578793B (zh) * 2018-12-18 2020-04-21 中国航发沈阳发动机研究所 一种可屏蔽低温的油滤压差指示机构

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Publication number Priority date Publication date Assignee Title
US3206572A (en) * 1962-12-26 1965-09-14 Gen Motors Corp Fluid differential pressure and magnetically operated electric switch
US3752942A (en) * 1972-03-10 1973-08-14 Laval Turbine Differential pressure switch with pivoted one-piece rigid flat switch-actuating disc member captured between two rolling diaphragms
DE2412054C3 (de) * 1974-03-11 1978-12-21 Aqua Butzke-Werke Ag, 1000 Berlin Von der Durchflußmenge unabhängig arbeitende Differenzdruck-Schaltarmatur für flüssige oder gasförmige Medien
US3989911A (en) * 1975-09-05 1976-11-02 Perry Joseph A Magnetic differential pressure switch
US4168415A (en) * 1978-04-11 1979-09-18 Square D Company Pressure switch having modular construction
US4343974A (en) * 1979-05-29 1982-08-10 Hi-Stat Manufacturing Company, Inc. Multi-circuit electrical switch
JPS56105180A (en) * 1980-01-23 1981-08-21 Aisin Seiki Co Ltd Fluid pressure actuator with valve mechanism and switch mechanism
JPS58164122A (ja) * 1982-03-24 1983-09-29 株式会社ナブコ 流体圧力スイツチ
US4654643A (en) * 1985-07-22 1987-03-31 Meisenheimer Jr Daniel T Pressure sensor-monitor and excessive pressure level indicator
US4648277A (en) * 1985-12-12 1987-03-10 Eaton Corporation Pressure responsive assembly
US4709126A (en) * 1986-10-02 1987-11-24 Furnas Electric Company Pressure switch with rolling diaphragm
US4792651A (en) * 1987-11-23 1988-12-20 Facet Enterprises, Incorporated Pressure differential bypass sensor switch with magnetic thermal lockout
ES2006279A6 (es) * 1987-12-18 1989-04-16 Banus Garcia Fernando Aparato para el control de la puesta en marcha y paro de una bomba hidraulica.
DE3817208A1 (de) * 1988-05-20 1989-11-23 Teves Gmbh Alfred Tellerkolben mit druckentlasteter rollmembran, insbesondere fuer einen bremskraftregler
US5089675A (en) * 1990-03-29 1992-02-18 Acustar, Inc. Resistor card calibration retention method and fuel pump switch
DE9405685U1 (de) * 1994-04-06 1994-05-26 Mann & Hummel Filter Differenzdruckschalter

Also Published As

Publication number Publication date
JPH07280678A (ja) 1995-10-27
BR9501337A (pt) 1995-11-07
SK45195A3 (en) 1995-10-11
HU9500369D0 (en) 1995-03-28
DE9405685U1 (de) 1994-05-26
IL113161A0 (en) 1995-06-29
US5602373A (en) 1997-02-11
NO950305L (no) 1995-10-09
CN1116767A (zh) 1996-02-14
ZA952814B (en) 1996-08-02
HUT70624A (en) 1995-10-30
FI951462A (sv) 1995-10-07
CA2146378A1 (en) 1995-10-07
EP0676785A3 (de) 1997-03-05
EP0676785A2 (de) 1995-10-11
NO950305D0 (no) 1995-01-27
CZ81195A3 (en) 1995-11-15

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Legal Events

Date Code Title Description
FD Application lapsed