GB756514A - - Google Patents

Info

Publication number
GB756514A
GB756514A GB756514DA GB756514A GB 756514 A GB756514 A GB 756514A GB 756514D A GB756514D A GB 756514DA GB 756514 A GB756514 A GB 756514A
Authority
GB
United Kingdom
Prior art keywords
top part
casing
intermediate portion
interior
vibratable member
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.)
Active
Application number
Other languages
English (en)
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.)
Publication of GB756514A publication Critical patent/GB756514A/en
Active legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B7/00—Instruments for auscultation
    • A61B7/02—Stethoscopes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Acoustics & Sound (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Pipe Accessories (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
GB756514D 1953-08-20 Active GB756514A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH319052T 1953-08-20

Publications (1)

Publication Number Publication Date
GB756514A true GB756514A (enExample)

Family

ID=4497457

Family Applications (1)

Application Number Title Priority Date Filing Date
GB756514D Active GB756514A (enExample) 1953-08-20

Country Status (5)

Country Link
US (1) US2755880A (enExample)
BE (1) BE531267A (enExample)
CH (1) CH319052A (enExample)
FR (1) FR1106843A (enExample)
GB (1) GB756514A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3185251A (en) * 1965-05-25 Industrial stethoscope
US2836255A (en) * 1954-12-28 1958-05-27 Reichardt
US3458656A (en) * 1966-05-31 1969-07-29 Heinrich Sewerin Apparatus for localizing water leakages
US3710888A (en) * 1971-06-09 1973-01-16 Sybron Corp Rotatable eartip stethoscope
US4246776A (en) * 1979-09-25 1981-01-27 Cornell Thompson Leak scope for detecting leaks in plumbing equipment
US4995473A (en) * 1989-12-21 1991-02-26 Minnesota Mining And Manufacturing Company Stethoscope with diaphragm head adapter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1738094A (en) * 1928-12-03 1929-12-03 Caldwell Sound-locating apparatus

Also Published As

Publication number Publication date
CH319052A (de) 1957-01-31
US2755880A (en) 1956-07-24
BE531267A (enExample)
FR1106843A (enExample)

Similar Documents

Publication Publication Date Title
GB1350226A (en) Piezoelectric electro-acoustic transducers
GB969000A (en) Improvements in or relating to electro-acoustical apparatus
US2755880A (en) Acoustic devices
GB300744A (en) Improvements relating to devices for the interconversion of electric oscillations and sound waves or equivalent mechanical vibrations
US2171173A (en) Sound pick-up unit
GB701444A (en) Improvements in or relating to microphones
GB788801A (en) Improvements in or relating to sonic gas analysers
MY204655A (en) Speaker device
GB550877A (en) Apparatus for testing microphones
GB266555A (en) Improvements in or relating to sound reproducing and transmitting apparatus
US1340300A (en) Motor-stethoscope
GB590744A (en) Listening device particularly for the investigation of noises emanating from pipes through which materials flow and from machines
GB701455A (en) Improvements in or relating to fault detection by ultrasonic waves
GB323178A (en) Improvements in or relating to rubber vibration dampeners, connections and diaphragms
GB601821A (en) Improvements in or relating to sound deadening pads for typewriters and like machines
GB668343A (en) Improvements relating to ultra-sonic sound generators
GB832113A (en) Improvements in hearing apparatus
GB613287A (en) Improvements relating to loudspeakers
GB724566A (en) Improvements in or relating to microphones comprising a diaphragm
GB758884A (en) Improved means for the alternatively resilient or rigid supporting of reciprocating engines or other machine parts or appliances
GB702534A (en) Improvements in or relating to sound-wave-ranging apparatus
GB892306A (en) A pipe microphone
SU24904A1 (ru) Устройство дл превращени электрических колебаний в звуковые
GB1174048A (en) Apparatus and Process for the Detection and Location Leaks in Pipelines
GB148988A (enExample)