AU522834B2 - Miniature transducer - Google Patents

Miniature transducer

Info

Publication number
AU522834B2
AU522834B2 AU40893/78A AU4089378A AU522834B2 AU 522834 B2 AU522834 B2 AU 522834B2 AU 40893/78 A AU40893/78 A AU 40893/78A AU 4089378 A AU4089378 A AU 4089378A AU 522834 B2 AU522834 B2 AU 522834B2
Authority
AU
Australia
Prior art keywords
miniature transducer
miniature
transducer
Prior art date
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.)
Expired
Application number
AU40893/78A
Other versions
AU4089378A (en
Inventor
George Beale David
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.)
WESTERN AUSTRALIA THE, University of
Original Assignee
University of Western Australia
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 University of Western Australia filed Critical University of Western Australia
Priority to AU40893/78A priority Critical patent/AU522834B2/en
Publication of AU4089378A publication Critical patent/AU4089378A/en
Application granted granted Critical
Publication of AU522834B2 publication Critical patent/AU522834B2/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/16—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring intraocular pressure, e.g. tonometers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/14—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
    • 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
    • G01L9/007—Transmitting or indicating the displacement of flexible diaphragms using variations in inductance

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
AU40893/78A 1977-10-20 1977-10-20 Miniature transducer Expired AU522834B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU40893/78A AU522834B2 (en) 1977-10-20 1977-10-20 Miniature transducer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU212977 1977-10-20
AU40893/78A AU522834B2 (en) 1977-10-20 1977-10-20 Miniature transducer

Publications (2)

Publication Number Publication Date
AU4089378A AU4089378A (en) 1980-04-24
AU522834B2 true AU522834B2 (en) 1982-07-01

Family

ID=25609481

Family Applications (1)

Application Number Title Priority Date Filing Date
AU40893/78A Expired AU522834B2 (en) 1977-10-20 1977-10-20 Miniature transducer

Country Status (1)

Country Link
AU (1) AU522834B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU664186B2 (en) * 1991-08-30 1995-11-09 Technological Resources Pty Limited Rock bolt load sensor
WO2013056384A3 (en) * 2011-10-20 2013-07-04 Tissot Medical Research Sa Method and device for monitoring biomechanical properties of the eye

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU664186B2 (en) * 1991-08-30 1995-11-09 Technological Resources Pty Limited Rock bolt load sensor
WO2013056384A3 (en) * 2011-10-20 2013-07-04 Tissot Medical Research Sa Method and device for monitoring biomechanical properties of the eye
US9723984B2 (en) 2011-10-20 2017-08-08 Tissot Medical Research Sa Method and device for monitoring biomechanical properties of the eye

Also Published As

Publication number Publication date
AU4089378A (en) 1980-04-24

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