Classifications

• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
  • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
  • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
  • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
  • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
  • G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
  • G01D5/202—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils by movable a non-ferromagnetic conductive element
• • 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
• • G—PHYSICS
  • G01—MEASURING; TESTING
  • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
  • G01K5/00—Measuring temperature based on the expansion or contraction of a material
  • G01K5/02—Measuring temperature based on the expansion or contraction of a material the material being a liquid
  • G01K5/16—Measuring temperature based on the expansion or contraction of a material the material being a liquid with electric contacts
• • 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
  • G01L9/0091—Transmitting or indicating the displacement of liquid mediums by electrical, electromechanical, magnetic or electromagnetic means
• • G—PHYSICS
  • G08—SIGNALLING
  • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
  • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
  • G08B21/18—Status alarms
  • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold

Landscapes

• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Business, Economics & Management (AREA)
• Emergency Management (AREA)
• Fluid Mechanics (AREA)
• Electromagnetism (AREA)
• Measuring Fluid Pressure (AREA)
• Crystals, And After-Treatments Of Crystals (AREA)
• Electron Tubes For Measurement (AREA)
• Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
• Measurement Of Radiation (AREA)
• Solid-Sorbent Or Filter-Aiding Compositions (AREA)
• Electronic Switches (AREA)
• Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
• Analysing Materials By The Use Of Radiation (AREA)
• Control Of Amplification And Gain Control (AREA)
• Arrangements For Transmission Of Measured Signals (AREA)
• Switches That Are Operated By Magnetic Or Electric Fields (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=11130797

Family Applications (1)

Country Status (11)

Families Citing this family (11)

Family Cites Families (11)

• 1982
  • 1982-07-27 IT IT829482A patent/IT1192486B/it active
• 1983
  • 1983-07-20 US US06/515,526 patent/US4554535A/en not_active Expired - Fee Related
  • 1983-07-21 IL IL8369296A patent/IL69296A/xx not_active IP Right Cessation
  • 1983-07-22 ZA ZA835361A patent/ZA835361B/xx unknown
  • 1983-07-26 CA CA000433263A patent/CA1224057A/en not_active Expired
  • 1983-07-26 DK DK342083A patent/DK172167B1/da not_active IP Right Cessation
  • 1983-07-26 AU AU17293/83A patent/AU569704B2/en not_active Ceased
  • 1983-07-27 EP EP83830159A patent/EP0104148B1/de not_active Expired - Lifetime
  • 1983-07-27 AT AT83830159T patent/ATE98768T1/de not_active IP Right Cessation
  • 1983-07-27 JP JP58137456A patent/JPS5999201A/ja active Pending
  • 1983-07-27 DE DE3382725T patent/DE3382725T2/de not_active Expired - Fee Related
• 1990
  • 1990-07-24 US US07/555,791 patent/US5111700A/en not_active Expired - Lifetime
• 1995
  • 1995-02-23 JP JP7059882A patent/JPH0989512A/ja active Pending

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