JPH026010U - - Google Patents

Info

Publication number
JPH026010U
JPH026010U JP8454288U JP8454288U JPH026010U JP H026010 U JPH026010 U JP H026010U JP 8454288 U JP8454288 U JP 8454288U JP 8454288 U JP8454288 U JP 8454288U JP H026010 U JPH026010 U JP H026010U
Authority
JP
Japan
Prior art keywords
opening
semicircular
sound
diaphragm
partition wall
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.)
Pending
Application number
JP8454288U
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.)
Filing date
Publication date
Application filed filed Critical
Priority to JP8454288U priority Critical patent/JPH026010U/ja
Priority to GB8904130A priority patent/GB2219944A/en
Priority to DE19893909674 priority patent/DE3909674C2/de
Publication of JPH026010U publication Critical patent/JPH026010U/ja
Pending 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
    • A61B7/026—Stethoscopes comprising more than one sound collector

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)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Headphones And Earphones (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)

Description

【図面の簡単な説明】
第１図はこの考案のステレオ式聴診器のベル型
マイクロホンの側から見た正面図、第２図はその
ダイアフラム型マイクロホン側から見た正面図、
第３図は第１図の線―に沿い矢印方向に見た
断面図、第４図は第３図の線―に沿い矢印方
向に見た断面図で、第５図はこの考案における管
状軸部材の断面図である。 図における主な参照数字を列挙すると次のとお
りである。１０…ステレオ式聴診器、１２，１４
…導音管、１６…集音器、１８…ベル型マイクロ
ホン、２０…中央仕切壁、２２，２４…集音室、
３０，３２…内部開口、４０…ダイアフラム型マ
イクロホン、４２…第二の中央仕切壁、４４，４
６…第二の集音室、５２，５４…第二の内部開口
、５６，５８…半円形のダイアフラム、６０…フ
レーム、６２…管状軸部材。

Claims (1)

    【実用新案登録請求の範囲】
  1. １対の可撓性の導音管と、ベル型マイクロホン
    とダイアフラム型マイクロホンとを具備する１個
    の集音器と、前記ベル型マイクロホンの開口を中
    央仕切壁で２個の対称的な半円形の集音室に区分
    したことと、前記中央仕切壁の高さを前記半円形
    の集音室の開口の周縁の高さと同一にしたことと
    、前記半円形集音室の各々に前記中央仕切壁に近
    接して内部開口を設けたことと、前記ダイアフラ
    ム型マイクロホンの開口を第２の中央仕切壁で２
    個の対称的な半円形の第２の集音室に区分したこ
    とと、前記第２の中央仕切壁の高さを前記第２の
    集音室の半円形開口の周縁の高さと同一にしたこ
    とと、前記第２の集音室の半円形開口の各々を半
    円形のダイアフラムでカバーしたことと、前記第
    ２の半円形集音室の各々に前記第２の中央仕切壁
    に近接して第２の内部開口を設けたことと、前記
    １対の導音管を前記ベル型マイクロホン域は前記
    ダイアフラム型マイクロホンのいずれかに、前記
    内部開口を介して選択的に接続するようにして、
    成るステレオ式聴診器。
JP8454288U 1988-06-28 1988-06-28 Pending JPH026010U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP8454288U JPH026010U (ja) 1988-06-28 1988-06-28
GB8904130A GB2219944A (en) 1988-06-28 1989-02-23 Stereophonic stethoscope
DE19893909674 DE3909674C2 (de) 1988-06-28 1989-03-23 Doppelstethoskop

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8454288U JPH026010U (ja) 1988-06-28 1988-06-28

Publications (1)

Publication Number Publication Date
JPH026010U true JPH026010U (ja) 1990-01-16

Family

ID=13833537

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8454288U Pending JPH026010U (ja) 1988-06-28 1988-06-28

Country Status (3)

Country Link
JP (1) JPH026010U (ja)
DE (1) DE3909674C2 (ja)
GB (1) GB2219944A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49139036U (ja) * 1973-04-02 1974-11-29

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5530212A (en) * 1995-05-12 1996-06-25 Baffoni; Frank A. Multiple phase stethoscope
US6219424B1 (en) * 1998-05-04 2001-04-17 Hunter Area Health Service Electronic stereophonic amplifier

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4120145Y1 (ja) * 1964-09-02 1966-09-22
JPS61193646A (ja) * 1985-02-21 1986-08-28 ヴイルヘルム・ハーゼルマイヤー・ゲー・エム・ベー・ハー・カンパニ 選択的に使用される２つの聴診ヘツドを備えた人体接触部材を有する聴診器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3316998A (en) * 1967-05-02 Indexable rotating joint for stethoscope
DE1267378B (de) * 1965-07-13 1968-05-02 Dr Bruno Guenther Phonendoskop zur selektiven und/oder stereophonischen Auskultation
HU163008B (ja) * 1971-02-10 1973-05-28
DE2309416C3 (de) * 1973-02-24 1978-08-03 Speidel + Keller Gmbh + Co Kg, 7455 Jungingen Umschaltbares Stethoskop-Doppelbruststück
US3938615A (en) * 1974-07-11 1976-02-17 Jacob Bodenger Stethoscope consisting of a stethoscope chest piece and a sound mixer
JPH0515290Y2 (ja) * 1985-05-31 1993-04-22

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4120145Y1 (ja) * 1964-09-02 1966-09-22
JPS61193646A (ja) * 1985-02-21 1986-08-28 ヴイルヘルム・ハーゼルマイヤー・ゲー・エム・ベー・ハー・カンパニ 選択的に使用される２つの聴診ヘツドを備えた人体接触部材を有する聴診器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49139036U (ja) * 1973-04-02 1974-11-29

Also Published As

Publication number Publication date
GB2219944A (en) 1989-12-28
DE3909674C2 (de) 1996-03-07
GB8904130D0 (en) 1989-04-05
DE3909674A1 (de) 1990-01-04

Similar Documents

Publication Publication Date Title
JPH026010U (ja)
US4776426A (en) Stethoscope
US5514840A (en) Stethoscope
JPH0476795U (ja)
JPS6395388U (ja)
JPH0112477Y2 (ja)
JPS644852U (ja)
JPS63121992U (ja)
JPH0348997U (ja)
JPS5830363Y2 (ja) 水中音響受波装置
JPH0247893U (ja)
JPS6267914U (ja)
JPS625787U (ja)
JPS61111282U (ja)
JPH0368555U (ja)
JPH0442989U (ja)
JPH0328895U (ja)
JPS6176376U (ja)
JPH0459692U (ja)
JPH0410194U (ja)
JPS63126510U (ja)
JPH01172798U (ja)
JPH01126695U (ja)
JPS63115448U (ja)
JPS6234180U (ja)