GB2001765A - Creation of Inventions and Patents with Artificial Intelligence

GB2001765A – Transducer for measurement of mechanical values on bodies
– Google Patents

GB2001765A – Transducer for measurement of mechanical values on bodies
– Google Patents
Transducer for measurement of mechanical values on bodies

Info

Publication number
GB2001765A

GB2001765A
GB787831361A
GB7831361A
GB2001765A
GB 2001765 A
GB2001765 A
GB 2001765A
GB 787831361 A
GB787831361 A
GB 787831361A
GB 7831361 A
GB7831361 A
GB 7831361A
GB 2001765 A
GB2001765 A
GB 2001765A
Authority
GB
United Kingdom
Prior art keywords
transducer
bodies
measurement
mechanical values
mechanical
Prior art date
1977-07-27
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

Application number
GB787831361A
Other versions

GB2001765B
(en

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee
Individual
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.)
1977-07-27
Filing date
1978-07-27
Publication date
1979-02-07

1978-07-27
Application filed by Individual
filed
Critical
Individual

1979-02-07
Publication of GB2001765A
publication
Critical
patent/GB2001765A/en

1982-10-20
Application granted
granted
Critical

1982-10-20
Publication of GB2001765B
publication
Critical
patent/GB2001765B/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means

F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF

F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus

F02M65/003—Measuring variation of fuel pressure in high pressure line

G—PHYSICS

G01—MEASURING; TESTING

G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE

G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means

G01L9/0005—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using variations in capacitance

Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC

Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Y10S310/00—Electrical generator or motor structure

Y10S310/80—Piezoelectric polymers, e.g. PVDF

GB787831361A
1977-07-27
1978-07-27
Transducer for measurement of mechanical values on bodies

Expired

GB2001765B
(en)

Applications Claiming Priority (1)

Application Number
Priority Date
Filing Date
Title

AT0550577A

AT375466B
(en)

1977-07-27
1977-07-27

MEASURING VALUE WITH A PIEZOELECTRIC MEASURING ELEMENT

Publications (2)

Publication Number
Publication Date

GB2001765A
true

GB2001765A
(en)

1979-02-07

GB2001765B

GB2001765B
(en)

1982-10-20

Family
ID=3576529
Family Applications (3)

Application Number
Title
Priority Date
Filing Date

GB8130412A
Expired

GB2086584B
(en)

1977-07-27
1978-07-27
A transducer for measurement of mechanical values on hollow bodies

GB8122301A
Expired

GB2086582B
(en)

1977-07-27
1978-07-27
A transducer for measurement of mechanical values on hollow pipes

GB787831361A
Expired

GB2001765B
(en)

1977-07-27
1978-07-27
Transducer for measurement of mechanical values on bodies

Family Applications Before (2)

Application Number
Title
Priority Date
Filing Date

GB8130412A
Expired

GB2086584B
(en)

1977-07-27
1978-07-27
A transducer for measurement of mechanical values on hollow bodies

GB8122301A
Expired

GB2086582B
(en)

1977-07-27
1978-07-27
A transducer for measurement of mechanical values on hollow pipes

Country Status (7)

Country
Link

US
(2)

US4216403A
(en)

JP
(1)

JPS5425778A
(en)

AT
(1)

AT375466B
(en)

CH
(2)

CH640346A5
(en)

DE
(2)

DE2831939C3
(en)

FR
(1)

FR2399014A1
(en)

GB
(3)

GB2086584B
(en)

Cited By (5)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

EP0047004A2
(en)

1980-09-02
1982-03-10
Pennwalt Corporation
Power steering direction sensor

GB2180651A
(en)

1985-07-31
1987-04-01
Bernat Jaime Moles
Pressure sensing device

DE3639455A1
(en)

1986-11-18
1988-05-26
Heinrich Prof Dr Ing Reents
Method with the associated devices for fully electronic level measurement of liquids and gases with the aid of flexible and flat, pressure-absorbing sensors with the periphery in the tank

US4829812A
(en)

1986-10-27
1989-05-16
The Minister Of Agriculture, Fisheries And Food In Her Britannic Majesty’s Government Of The United Kingdom Of Great Britain And Northern Ireland
Device for assessing processing stresses

GB2304812A
(en)

1995-08-26
1997-03-26
Ford Motor Co
Pressure sensing spark plug

Families Citing this family (118)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4304126A
(en)

1978-10-06
1981-12-08
Edward Yelke
Transducer for fuel injection engine with flexible piezoelectric element

CS205705B1
(en)

1978-11-29
1981-05-29
Blanka Hyanova
Facility for scanning and analysis of emitted accoustic and ultrasound signals in the hollow objects

DE2927269C2
(en)

1979-07-05
1982-10-28
Siemens AG, 1000 Berlin und 8000 München

Piezoelectric drive element for writing nozzles in ink mosaic writing devices

AT373394B
(en)

1979-09-07
1984-01-10
List Hans

MEASURING VALVE FOR MEASURING THE INTERNAL PRESSURE IN TUBES

DE3010168C2
(en)

1980-03-17
1982-05-27
Siemens AG, 1000 Berlin und 8000 München

Electrical extensometer

AT374007B
(en)

1980-03-19
1984-03-12
List Hans

MEASURING VALUES FOR MEASURING MECHANICAL SIZES ON HOLLOW BODIES

US4296635A
(en)

1980-06-11
1981-10-27
Hans List
Transducer device for measuring the internal pressure in pipes

DE3037753A1
(en)

1980-10-06
1982-05-13
Siemens AG, 1000 Berlin und 8000 München

ARRANGEMENT FOR MEASURING THE PRESSURE HISTORY IN CYLINDRICAL HOLLOW BODIES

US4542564A
(en)

1981-10-29
1985-09-24
The Perkin-Elmer Corporation
Method of making electrical connections to thin film coatings

JPS5943356A
(en)

1982-09-06
1984-03-10
Kureha Chem Ind Co Ltd
Ultrasonic probe

GB8325861D0
(en)

1983-09-28
1983-11-02
Syrinx Presicion Instr Ltd
Force transducer

US4499394A
(en)

1983-10-21
1985-02-12
Koal Jan G
Polymer piezoelectric sensor of animal foot pressure

JPS60181996U
(en)

1984-05-11
1985-12-03
呉羽化学工業株式会社

Electrode terminal extraction structure

US4536674A
(en)

1984-06-22
1985-08-20
Schmidt V Hugo
Piezoelectric wind generator

CH664832A5
(en)

1984-08-30
1988-03-31
Barnaulskij Ok B Avtomatiki

DEVICE FOR MEASURING THE PRESSURE OF LIQUIDS, GASES AND BUBBLE IN PIPING.

DE3443133C1
(en)

1984-11-27
1986-02-27
Dr. Johannes Heidenhain Gmbh, 8225 Traunreut

Measuring arrangement

JPS61161446A
(en)

1985-01-10
1986-07-22
Terumo Corp
Ultrasonic wave probe and its production

US4824107A
(en)

1985-10-10
1989-04-25
French Barry J
Sports scoring device including a piezoelectric transducer

US4761005A
(en)

1985-10-10
1988-08-02
Barry J. French
Sports scoring device including a flexible prezoelectric layer resilient layer

US4883271A
(en)

1985-10-10
1989-11-28
French Sportech Corporation
Sports impact measuring apparatus

DE3682378D1
(en)

1985-12-20
1991-12-12
Avl Verbrennungskraft Messtech

MEASURING VALUE WITH A FLEXIBLE PIEZOELECTRIC FILM AS MEASURING ELEMENT.

US4734611A
(en)

1985-12-20
1988-03-29
Siemens Aktiengesellschaft
Ultrasonic sensor

JPS6363932A
(en)

1986-09-04
1988-03-22
Daikin Ind Ltd
Converter for detecting pressure change within pressure piping

US4731556A
(en)

1987-01-09
1988-03-15
Tello Adams
Electronic bubble detector apparatus

WO1988005606A1
(en)

1987-01-14
1988-07-28
Advanced Medical Technologies, Inc.
Non-elastic piezoelectric transducer

DE3703630A1
(en)

1987-02-06
1988-08-18
Bosch Gmbh Robert
Acceleration sensor

DE3704870C1
(en)

1987-02-16
1988-04-28
Peter Seitz

Device for measuring the flat distribution of pressure forces

US4771204A
(en)

1987-07-30
1988-09-13
Kiwi Coders Corporation
Sealing method and means for fluid control device

US4924131A
(en)

1987-10-14
1990-05-08
Fujikura Ltd.
Piezo-electric acceleration sensor

DE8804698U1
(en)

1988-04-09
1988-06-01
Labionics Ag, Niederurnen, Ch

WO1989010166A1
(en)

1988-04-18
1989-11-02
Impulse Sports Training Systems
Sports impact measuring apparatus

DE3839344A1
(en)

1988-11-22
1990-05-23
Dornier Gmbh

ACCELERATING SENSOR

US5099702A
(en)

1988-12-30
1992-03-31
French Sportech Corp.
Perimeter mounted polymeric piezoelectric transducer pad

JPH02203230A
(en)

1989-01-31
1990-08-13
Daikin Ind Ltd
Detector converter for variation in pressure in tube

US5448232A
(en)

1989-05-03
1995-09-05
Mitron Systems Corporation
Roadway sensors and method of installing same

US5125801A
(en)

1990-02-02
1992-06-30
Isco, Inc.
Pumping system

US5701646A
(en)

1990-02-02
1997-12-30
Isco, Inc.
Method of making a sensor

DE4003552C2
(en)

1990-02-06
1996-02-29
Grote & Hartmann

Method and device for measuring contact force

US5500635A
(en)

1990-02-20
1996-03-19
Mott; Jonathan C.
Products incorporating piezoelectric material

DE4011314A1
(en)

1990-04-07
1991-10-10
Hottinger Messtechnik Baldwin

ELASTIC MEASURING STRIP AND MEASURING SENSOR WITH THIS ELASTIC MEASURING STRIP

GB2246629A
(en)

1990-07-26
1992-02-05
Secr Defence
Measuring fluid-borne vibrations in pipes

DE4106040C2
(en)

1991-02-22
1994-12-22
Nieke Elektroapparate Gmbh Ber

Method and device for determining the speed of projectiles

GB2256111B
(en)

1991-04-11
1995-02-01
Univ Southampton
Distributed sensors for active vibration control

US5218197A
(en)

1991-05-20
1993-06-08
The United States Of America As Represented By The Secretary Of The Navy
Method and apparatus for the non-invasive measurement of pressure inside pipes using a fiber optic interferometer sensor

DE4129701C2
(en)

1991-09-06
1994-07-28
Halil Ulusar Dr Akbay

Measuring method for measuring mechanical stresses and transducers for carrying out the method

US5235472A
(en)

1991-10-18
1993-08-10
Seagate Technology, Inc.
Apparatus for sensing operating shock on a disk drive

EP0572657B1
(en)

1991-12-23
1998-08-05
Elf Atochem North America, Inc.
Multi-mode accelerometer

US5554907A
(en)

1992-05-08
1996-09-10
Mitron Systems Corporation
Vehicle speed measurement apparatus

CH687648A5
(en)

1992-08-12
1997-01-15
Schlopfer Messtechnik Ag
Sensors for strain measurement.

US5321332A
(en)

1992-11-12
1994-06-14
The Whitaker Corporation
Wideband ultrasonic transducer

US5811680A
(en)

1993-06-13
1998-09-22
Technion Research & Development Foundation Ltd.
Method and apparatus for testing the quality of fruit

GB2282931B
(en)

1993-10-16
1997-11-12
Atomic Energy Authority Uk
Flexible transducer array support

US5471192A
(en)

1994-01-24
1995-11-28
Dash; Glen
Sound producing device stimulated by petting

US5465614A
(en)

1994-03-28
1995-11-14
Envirotest Systems Corp.
Apparatus and method for non-intrusive testing of a motor vehicle canister purge system

US5553503A
(en)

1994-10-11
1996-09-10
Manometrx Group Ltd
Measurement of fluid pressure such as blood pressure

FR2725786A1
(en)

1994-10-17
1996-04-19
Coton Jean
Piezoceramic pressure transducer e.g. for diesel fuel injector

FR2725787A1
(en)

1994-10-17
1996-04-19
Coton Jean
Piezoceramic pressure transducer e.g. for diesel fuel injector

US5680718A
(en)

1994-12-20
1997-10-28
First Choice Trading Limited
Illuminable hat

DE19521381C2
(en)

1995-06-12
2003-04-03
Hydrotechnik Gmbh

Volumenstrommeßgerät

US6012822A
(en)

1996-11-26
2000-01-11
Robinson; William J.
Motion activated apparel flasher

DE19732302B4
(en)

1997-07-26
2006-12-28
Volkswagen Ag

Trim strip and bumper with collision sensor arrangement for motor vehicles

DE19831622B4
(en)

1998-07-15
2004-03-18
Technische Universität Dresden

Process for the characterization of mechanical stress states in flat materials and device for carrying out the process

US6278222B1
(en)

1998-08-26
2001-08-21
Minolta Co., Ltd.
Piezoelectric element, piezoelectric element manufacturing method and actuator using piezoelectric element

US6536098B1
(en)

1998-09-14
2003-03-25
Erming Luo
Method of manufacturing precisely compressed stacks

JP4746229B2
(en)

1999-07-29
2011-08-10
バイオ・シンテック・カナダ・インコーポレーテッド

Characterization of contact distribution between two arbitrary surfaces using an electrode array

DE10003009B4
(en)

2000-01-19
2005-03-31
Technische Universität Dresden

Measuring device for characterizing mechanical stress states in planar materials

JP3493017B2
(en)

2000-05-03
2004-02-03
ヘラ、ロッテルダム、ベスローテン、フェンノ−トシャップ

Measuring sensor

DE10023838C2
(en)

2000-05-16
2002-11-28
Siemens Ag

Device for measuring a path change between sections of a component and use of this device

DE10044481A1
(en)

2000-09-08
2001-07-19
Bosch Gmbh Robert
Vibration pickup used as e.g. knock sensor for internal combustion engine, includes single-piece oscillation absorption element comprising piezoelectric element interposed between two contact plates held within insulating elements

US6834436B2
(en)

2001-02-23
2004-12-28
Microstrain, Inc.
Posture and body movement measuring system

US7233097B2
(en)

2001-05-22
2007-06-19
Sri International
Rolled electroactive polymers

DE10156588A1
(en)

2001-11-20
2003-05-28
Ksb Ag

A vibration

US6771006B2
(en)

2002-01-18
2004-08-03
Pegasus Technologies Ltd.
Cylindrical ultrasound transceivers

AU2003287644A1
(en)

2002-11-12
2004-06-03
Cidra Corporation
An apparatus having an array of clamp on piezoelectric film sensors for measuring parameters of a process flow within a pipe

US6981425B2
(en)

2002-11-22
2006-01-03
Frederick Engineering, Co.
Dynamic force measuring instrument having a foil belt transducer

WO2005012843A2
(en)

2003-08-01
2005-02-10
Cidra Corporation
Method and apparatus for measuring parameters of a fluid flowing within a pipe using a configurable array of sensors

US7882750B2
(en)

2003-08-01
2011-02-08
Cidra Corporate Services, Inc.
Method and apparatus for measuring parameters of a fluid flowing within a pipe using a configurable array of sensors

WO2005015135A2
(en)

2003-08-08
2005-02-17
Cidra Corporation
Piezocable based sensor for measuring unsteady pressures inside a pipe

US7304566B2
(en)

2003-11-19
2007-12-04
Honda Motor Co., Ltd.
Collision detection sensor for vehicle and collision detection device for vehicle

US7367239B2
(en)

2004-03-23
2008-05-06
Cidra Corporation
Piezocable based sensor for measuring unsteady pressures inside a pipe

WO2006085935A2
(en)

2004-06-16
2006-08-17
Quantum Applied Science & Research, Inc.
Ballistic impact detection system

JP4798424B2
(en)

2005-04-18
2011-10-19
独立行政法人産業技術総合研究所

In-pipe pressure sensor

US7249525B1
(en)

2005-06-22
2007-07-31
Cidra Corporation
Apparatus for measuring parameters of a fluid in a lined pipe

US7503227B2
(en)

2005-07-13
2009-03-17
Cidra Corporate Services, Inc
Method and apparatus for measuring parameters of a fluid flow using an array of sensors

CA2554906C
(en)

2006-05-10
2008-09-02
Robert Allan Simmons
Method and apparatus for conveying an ultrasonic sensor about an outer peripheral surface of a tube

KR20100053536A
(en)

2007-06-29
2010-05-20
아트피셜 머슬, 인코퍼레이션
Electroactive polymer transducers for sensory feedback applications

DE102007041918A1
(en)

2007-09-04
2009-03-05
Siemens Ag

Piezoelectric energy converter with double diaphragm

US8346388B1
(en)

2007-12-15
2013-01-01
Jared Michael Tritz
System and method for automated tactile sorting

US7893599B2
(en)

2008-01-29
2011-02-22
Washington State University
Energy converters and associated methods

DE102008024737B3
(en)

2008-05-20
2010-01-07
SectorCon Ingenieurgesellschaft für System- und Softwaretechnik mbH

Piezoelectric sensor for pressure fluctuation measurement

US8771204B2
(en)

2008-12-30
2014-07-08
Masimo Corporation
Acoustic sensor assembly

EP2239793A1
(en)

2009-04-11
2010-10-13
Bayer MaterialScience AG
Electrically switchable polymer film structure and use thereof

JP2013508029A
(en)

2009-10-15
2013-03-07
マシモコーポレイション

Acoustic respiration monitoring sensor having a plurality of detection elements

US8790268B2
(en)

2009-10-15
2014-07-29
Masimo Corporation
Bidirectional physiological information display

WO2011047216A2
(en)

2009-10-15
2011-04-21
Masimo Corporation
Physiological acoustic monitoring system

US10463340B2
(en)

2009-10-15
2019-11-05
Masimo Corporation
Acoustic respiratory monitoring systems and methods

US9326712B1
(en)

2010-06-02
2016-05-03
Masimo Corporation
Opticoustic sensor

WO2013063676A1
(en)

2010-11-05
2013-05-10
National Research Council Of Canada
Ultrasonic transducer assembly and system for monitoring structural integrity

SG193003A1
(en)

2011-03-01
2013-10-30
Bayer Ip Gmbh
Automated manufacturing processes for producing deformable polymer devices and films

KR20140019801A
(en)

2011-03-22
2014-02-17
바이엘 인텔렉쳐 프로퍼티 게엠베하
Electroactive polymer actuator lenticular system

US9192351B1
(en)

2011-07-22
2015-11-24
Masimo Corporation
Acoustic respiratory monitoring sensor with probe-off detection

WO2013056141A1
(en)

2011-10-13
2013-04-18
Masimo Corporation
Physiological acoustic monitoring system

EP2828901B1
(en)

2012-03-21
2017-01-04
Parker Hannifin Corporation
Roll-to-roll manufacturing processes for producing self-healing electroactive polymer devices

US9761790B2
(en)

2012-06-18
2017-09-12
Parker-Hannifin Corporation
Stretch frame for stretching process

JP6051678B2
(en)

2012-08-22
2016-12-27
セイコーエプソン株式会社

Sensor device, sensor module, force detection device and robot

US9955937B2
(en)

2012-09-20
2018-05-01
Masimo Corporation
Acoustic patient sensor coupler

US9590193B2
(en)

2012-10-24
2017-03-07
Parker-Hannifin Corporation
Polymer diode

DK3036514T3
(en)

2013-08-19
2018-07-23
Ceram Gmbh

Pressure sensor for power detection

DE102013110866A1
(en)

2013-10-01
2015-04-02
Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Hallstadt

Capacitive sensor arrangement of a motor vehicle

US10828007B1
(en)

2013-10-11
2020-11-10
Masimo Corporation
Acoustic sensor with attachment portion

CH711007A1
(en)

2015-04-30
2016-10-31
Kistler Holding Ag
Contact force testing apparatus, use of such a contact force testing apparatus, and a method of manufacturing such a contact force testing apparatus.

CH711008A1
(en)

2015-04-30
2016-10-31
Kistler Holding Ag
Contact force testing apparatus, use of such a contact force testing apparatus, and a method of manufacturing such a contact force testing apparatus.

WO2017079496A1
(en)

2015-11-04
2017-05-11
Quantum Technolgy Sciences, Inc. (Qtsi)
Acoustic and seismic sensor device provding improved sensitivity

GB201617171D0
(en)

2016-10-10
2016-11-23
Universitetet I Troms� – Norges Arktiske Universitet
Piezoelectric films

FR3060119B1
(en)

2016-12-14
2019-07-26
Electricite De France

CONTACTLESS DEVICE FOR MEASURING THE PRESSURE OF A FLUID CIRCULATING IN A PIPING SYSTEM

RU2661456C1
(en)

2017-09-15
2018-07-16
Федеральное государственное бюджетное учреждение “Научно-исследовательский испытательный центр подготовки космонавтов имени Ю.А. Гагарина”
Method and device of tensoelectric transformation

WO2019195910A1
(en)

2018-04-12
2019-10-17
Faculdades Católicas
Assembly and method for measuring a fluid flow

EP3599451A1
(en)

2018-07-23
2020-01-29
ABB Schweiz AG
A pressure sensor for a pipe

Family Cites Families (31)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

DE745893C
(en)

1940-07-21
1944-12-01

Piezoelectric pressure indicator

US2362626A
(en)

1943-04-08
1944-11-14
Cons Vultee Aircraft Corp
Tensiometer

US2578505A
(en)

1948-03-02
1951-12-11
Sperry Prod Inc
Supersonic agitation

GB778168A
(en)

1954-07-02
1957-07-03
Babcock & Wilcox Ltd
Improvements relating to probe supporting means for ultrasonic testing of butt weldsformed between sections of hollow cylindrical bodies such as pipes and to an improved method of testing butt welds formed between such sections

GB961852A
(en)

1960-04-14
1964-06-24
Rosemount Eng Co Ltd
Strain transducer

US3255401A
(en)

1961-03-03
1966-06-07
U S Sonics Corp
Pyroelectric generator

GB1052623A
(en)

1962-06-20

DE1902849C3
(en)

1968-01-25
1978-06-29
Pioneer Electronic Corp., Tokio

Mechanical-electrical or electrical-mechanical converter

US3587561A
(en)

1969-06-05
1971-06-28
Hoffmann La Roche
Ultrasonic transducer assembly for biological monitoring

BE756000A
(en)

1969-09-15
1971-02-15
Westinghouse Electric Corp

PERFECTED PRESSURE SENSITIVE SAFETY DEVICE

DE1950836B2
(en)

1969-10-09
1973-03-08
Pietzsch, Ludwig, Dr Ing , 7500 Karlsruhe

EXTENSION MEASURING ARRANGEMENT

US3561831A
(en)

1969-12-03
1971-02-09
Columbia Research Lab Inc
Transducer system for detecting changes in applied forces

US3769827A
(en)

1970-04-16
1973-11-06
Hercules Inc
Instrument for electrically measuring pressure changes

DE2103237A1
(en)

1971-01-25
1972-08-24
Hoffmann La Roche

Piezoelectric pressure probe

FR2145099A5
(en)

1971-07-08
1973-02-16
Inst Francais Du Petrole

JPS4829420A
(en)

1971-08-20
1973-04-19

DE2143676A1
(en)

1971-09-01
1973-03-08
Volkswagenwerk Ag

DIAGNOSTIC DEVICE FOR COMBUSTION MACHINES EQUIPPED WITH A FUEL INJECTION DEVICE

US3750127A
(en)

1971-10-28
1973-07-31
Gen Dynamics Corp
Method and means for sensing strain with a piezoelectric strain sensing element

JPS4975182A
(en)

1972-11-20
1974-07-19

US3786285A
(en)

1972-12-08
1974-01-15
R Reibold
Moment actuated transducer

US3893342A
(en)

1973-05-21
1975-07-08
Mark Products
Accelerometer

CS164103B1
(en)

1973-08-30
1975-11-07

CA1026237A
(en)

1973-09-17
1978-02-14
Kureha Kagaku Kogyo Kabushiki Kaisha
Key board switch

JPS5745760Y2
(en)

1974-02-18
1982-10-08

JPS5215972B2
(en)

1974-02-28
1977-05-06

GB1515287A
(en)

1974-05-30
1978-06-21
Plessey Co Ltd
Piezoelectric transducers

US3900830A
(en)

1974-08-15
1975-08-19
Leupold & Stevens Inc
Piezoelectric traffic counter switch and associated pulse generator circuit

JPS51129129A
(en)

1975-05-02
1976-11-10
Kureha Chem Ind Co Ltd
Matrix switch

US4051395A
(en)

1975-08-08
1977-09-27
Minnesota Mining And Manufacturing
Weight actuated piezoelectric polymeric transducer

GB1544856A
(en)

1976-12-09
1979-04-25
Marconi Co Ltd
Pressure sensitive detectors

US4268912A
(en)

1978-06-06
1981-05-19
Magnavox Government And Industrial Electronics Co.
Directional hydrophone suitable for flush mounting

1977

1977-07-27
AT
AT0550577A
patent/AT375466B/en
not_active
IP Right Cessation

1978

1978-07-20
DE
DE2831939A
patent/DE2831939C3/en
not_active
Expired

1978-07-20
DE
DE19782831938
patent/DE2831938A1/en
active
Granted

1978-07-21
CH
CH793378A
patent/CH640346A5/en
not_active
IP Right Cessation

1978-07-21
CH
CH793178A
patent/CH637214A5/en
not_active
IP Right Cessation

1978-07-25
US
US05/927,844
patent/US4216403A/en
not_active
Expired – Lifetime

1978-07-27
JP
JP9246478A
patent/JPS5425778A/en
active
Granted

1978-07-27
GB
GB8130412A
patent/GB2086584B/en
not_active
Expired

1978-07-27
GB
GB8122301A
patent/GB2086582B/en
not_active
Expired

1978-07-27
GB
GB787831361A
patent/GB2001765B/en
not_active
Expired

1978-07-27
FR
FR7822306A
patent/FR2399014A1/en
active
Granted

1983

1983-04-11
US
US06/482,279
patent/US4413202A/en
not_active
Expired – Fee Related

Cited By (7)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

EP0047004A2
(en)

1980-09-02
1982-03-10
Pennwalt Corporation
Power steering direction sensor

EP0047004A3
(en)

1980-09-02
1983-02-16
Pennwalt Corporation
Power steering direction sensor

GB2180651A
(en)

1985-07-31
1987-04-01
Bernat Jaime Moles
Pressure sensing device

GB2180651B
(en)

1985-07-31
1989-08-16
Bernat Jaime Moles
Sensing device for detecting sudden pressure changes in the fluids in pipes and vessels

US4829812A
(en)

DE3639455A1
(en)

GB2304812A
(en)

1995-08-26
1997-03-26
Ford Motor Co
Pressure sensing spark plug

Also Published As

Publication number
Publication date

CH637214A5
(en)

1983-07-15

GB2086582A
(en)

1982-05-12

JPS5425778A
(en)

1979-02-26

FR2399014A1
(en)

1979-02-23

DE2831939A1
(en)

1979-02-01

ATA550577A
(en)

1983-12-15

DE2831939C3
(en)

1981-09-17

US4216403A
(en)

1980-08-05

DE2831938C2
(en)

1989-09-28

GB2086582B
(en)

1982-12-22

DE2831938A1
(en)

1979-02-08

CH640346A5
(en)

1983-12-30

US4413202A
(en)

1983-11-01

FR2399014B1
(en)

1982-10-22

GB2086584B
(en)

1982-10-20

GB2086584A
(en)

1982-05-12

DE2831939B2
(en)

1980-10-16

JPS6136166B2
(en)

1986-08-16

AT375466B
(en)

1984-08-10

GB2001765B
(en)

1982-10-20

Contact information