FR2130729A1 - - Google Patents

Info

Publication number
FR2130729A1
FR2130729A1 FR7210935A FR7210935A FR2130729A1 FR 2130729 A1 FR2130729 A1 FR 2130729A1 FR 7210935 A FR7210935 A FR 7210935A FR 7210935 A FR7210935 A FR 7210935A FR 2130729 A1 FR2130729 A1 FR 2130729A1
Authority
FR
France
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
FR7210935A
Other languages
French (fr)
Other versions
FR2130729B1 (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.)
ZF International UK Ltd
Original Assignee
Lucas Industries Ltd
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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of FR2130729A1 publication Critical patent/FR2130729A1/fr
Application granted granted Critical
Publication of FR2130729B1 publication Critical patent/FR2130729B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
    • G01L11/004—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces
    • G01L11/008—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces electrostatic or electromagnetic counterbalancing forces
    • 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
    • G01L9/0033—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means
    • G01L9/0038—Transmitting or indicating the displacement of bellows by electric, electromechanical, magnetic, or electromagnetic means using variations in capacitance
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measuring Fluid Pressure (AREA)
  • Linear Motors (AREA)
FR7210935A 1971-03-26 1972-03-23 Expired FR2130729B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB821671A GB1386082A (en) 1971-03-26 1971-03-26 Fluid pressure transducers

Publications (2)

Publication Number Publication Date
FR2130729A1 true FR2130729A1 (en) 1972-11-03
FR2130729B1 FR2130729B1 (en) 1974-08-02

Family

ID=9848151

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7210935A Expired FR2130729B1 (en) 1971-03-26 1972-03-23

Country Status (5)

Country Link
US (1) US3723926A (en)
DE (1) DE2214751A1 (en)
FR (1) FR2130729B1 (en)
GB (1) GB1386082A (en)
IT (1) IT954390B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6477404B1 (en) 2000-03-01 2002-11-05 Cardiac Pacemakers, Inc. System and method for detection of pacing pulses within ECG signals
US6684102B1 (en) * 2000-11-03 2004-01-27 Cardiac Pacemakers, Inc. Implantable heart monitors having capacitors with endcap headers
US6699265B1 (en) 2000-11-03 2004-03-02 Cardiac Pacemakers, Inc. Flat capacitor for an implantable medical device
US6833987B1 (en) 2000-11-03 2004-12-21 Cardiac Pacemakers, Inc. Flat capacitor having an active case
US6571126B1 (en) 2000-11-03 2003-05-27 Cardiac Pacemakers, Inc. Method of constructing a capacitor stack for a flat capacitor
US7355841B1 (en) * 2000-11-03 2008-04-08 Cardiac Pacemakers, Inc. Configurations and methods for making capacitor connections
US6522525B1 (en) * 2000-11-03 2003-02-18 Cardiac Pacemakers, Inc. Implantable heart monitors having flat capacitors with curved profiles
US7456077B2 (en) * 2000-11-03 2008-11-25 Cardiac Pacemakers, Inc. Method for interconnecting anodes and cathodes in a flat capacitor
US6509588B1 (en) * 2000-11-03 2003-01-21 Cardiac Pacemakers, Inc. Method for interconnecting anodes and cathodes in a flat capacitor
US6687118B1 (en) 2000-11-03 2004-02-03 Cardiac Pacemakers, Inc. Flat capacitor having staked foils and edge-connected connection members
US7107099B1 (en) * 2000-11-03 2006-09-12 Cardiac Pacemakers, Inc. Capacitor having a feedthrough assembly with a coupling member
US7951479B2 (en) 2005-05-11 2011-05-31 Cardiac Pacemakers, Inc. Method and apparatus for porous insulative film for insulating energy source layers
US7479349B2 (en) * 2002-12-31 2009-01-20 Cardiac Pacemakers, Inc. Batteries including a flat plate design
US7224575B2 (en) 2004-07-16 2007-05-29 Cardiac Pacemakers, Inc. Method and apparatus for high voltage aluminum capacitor design

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB278673A (en) * 1926-10-05 1928-03-08 Michael Surjaninoff Electromagnet energised by polyphase currents
DE667066C (en) * 1934-08-23 1938-11-03 Siemens Schuckertwerke Akt Ges Electromagnet
FR897339A (en) * 1942-02-21 1945-03-19 Askania Werke Ag Motor magnet for control or regulation devices
US3373343A (en) * 1965-11-24 1968-03-12 Johnson Service Co Pressure-electric transducers with performance stabilization

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3389355A (en) * 1964-06-05 1968-06-18 Fred Schroeder Jr. Multiple coil solenoid
US3460081A (en) * 1967-05-31 1969-08-05 Marotta Valve Corp Electromagnetic actuator with permanent magnets
US3663911A (en) * 1971-04-22 1972-05-16 Pickering & Co Inc Variable scale differential transformer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB278673A (en) * 1926-10-05 1928-03-08 Michael Surjaninoff Electromagnet energised by polyphase currents
DE667066C (en) * 1934-08-23 1938-11-03 Siemens Schuckertwerke Akt Ges Electromagnet
FR897339A (en) * 1942-02-21 1945-03-19 Askania Werke Ag Motor magnet for control or regulation devices
US3373343A (en) * 1965-11-24 1968-03-12 Johnson Service Co Pressure-electric transducers with performance stabilization

Also Published As

Publication number Publication date
IT954390B (en) 1973-08-30
US3723926A (en) 1973-03-27
DE2214751A1 (en) 1972-10-12
FR2130729B1 (en) 1974-08-02
GB1386082A (en) 1975-03-05

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Legal Events

Date Code Title Description
ST Notification of lapse