GB1126420A - - Google Patents

Info

Publication number
GB1126420A
GB1126420A GB1126420DA GB1126420A GB 1126420 A GB1126420 A GB 1126420A GB 1126420D A GB1126420D A GB 1126420DA GB 1126420 A GB1126420 A GB 1126420A
Authority
GB
United Kingdom
Prior art keywords
receiver
sound
centre
cavity
transfer duct
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 GB1126420A publication Critical patent/GB1126420A/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

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Percussion Or Vibration Massage (AREA)
  • External Artificial Organs (AREA)
GB1126420D 1966-12-14 Active GB1126420A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US601593A US3417838A (en) 1966-12-14 1966-12-14 Funnel of flexible stethoscope for mediate auscultation

Publications (1)

Publication Number Publication Date
GB1126420A true GB1126420A (enrdf_load_stackoverflow)

Family

ID=24408077

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1126420D Active GB1126420A (enrdf_load_stackoverflow) 1966-12-14

Country Status (3)

Country Link
US (1) US3417838A (enrdf_load_stackoverflow)
FR (1) FR1498760A (enrdf_load_stackoverflow)
GB (1) GB1126420A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867925A (en) * 1971-02-17 1975-02-25 Med General Inc Expendable stethoscope
USD932008S1 (en) * 2019-11-07 2021-09-28 Wuxi Kaishun Medical Device Manufacturing Co., Ltd. Stethoscope head

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1164669A (enrdf_load_stackoverflow) *
US1853951A (en) * 1932-04-12 Membrane stethoscope-phonendoscope for comparative
GB1104220A (enrdf_load_stackoverflow) *
FR1208208A (enrdf_load_stackoverflow) * 1900-01-01
US910854A (en) * 1909-01-26 Charles J Pilling Stethoscope.
US677172A (en) * 1897-12-03 1901-06-25 Robert C M Bowles Stethoscope.
US2445917A (en) * 1945-01-24 1948-07-27 John M Mallory Blood pressure stethoscope
US3339667A (en) * 1966-08-02 1967-09-05 Propper Mfg Company Inc Stethoscope

Also Published As

Publication number Publication date
FR1498760A (enrdf_load_stackoverflow)
US3417838A (en) 1968-12-24

Similar Documents

Publication Publication Date Title
IE37197B1 (en) A pipe connection with clamping ring
GB1126420A (enrdf_load_stackoverflow)
GB1032314A (en) Teat cup lines
GB1225146A (enrdf_load_stackoverflow)
GB718530A (en) Improvements in or relating to sound producing instruments
GB320515A (en) Improvements in sound reproducing devices
GB858380A (en) Improvements in or relating to electro-acoustic horns
CA525241A (en) Ceramic transducer for underwater sound transmission and reception
JPS5546675A (en) Coaxial speaker
AU129571B2 (en) Cupro-nickel alloys and tubes formed from same
CA472099A (en) Milker inflation and shells
CA431670A (en) Tube extending and flaring machine
CA634796A (en) Composite electro-acoustic transducer configuration
CA438920A (en) Telemetric system and transmitter
CA467116A (en) Electro-acoustic transducers
JPS5672542A (en) Earphone type portable radio
CA421132A (en) Telephone transmitter and receiver
CA463036A (en) Vacuum tube and mounting therefor
CA416048A (en) Transmission system embodying loud speakers
CA497800A (en) Flexible coupling between tail cone and jet pipe
AU157177B2 (en) Improvements in or relating to microphones, ofthe kind comprising a diaphragm and atleast one pipe with whichthe diaphragm is coupled acoustically
AU130489B2 (en) Radio direction finding receiving and indicating system
CA409749A (en) Photo-electric vacuum tube amplifier
CA505343A (en) Copolymers of vinylidene cyanide with halogenated butadiene-1,3-hydrocarbons
CA473063A (en) Corsets and the like