JPS5237421A - Earplug type transmitter-receiver - Google Patents

Earplug type transmitter-receiver

Info

Publication number
JPS5237421A
JPS5237421A JP50114174A JP11417475A JPS5237421A JP S5237421 A JPS5237421 A JP S5237421A JP 50114174 A JP50114174 A JP 50114174A JP 11417475 A JP11417475 A JP 11417475A JP S5237421 A JPS5237421 A JP S5237421A
Authority
JP
Japan
Prior art keywords
receiver
type transmitter
earplug type
earplug
charging
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.)
Granted
Application number
JP50114174A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5416850B2 (enrdf_load_stackoverflow
Inventor
Okie Tani
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.)
Tani Denkikogyo Co Ltd
Original Assignee
Tani Denkikogyo Co Ltd
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 Tani Denkikogyo Co Ltd filed Critical Tani Denkikogyo Co Ltd
Priority to JP50114174A priority Critical patent/JPS5237421A/ja
Publication of JPS5237421A publication Critical patent/JPS5237421A/ja
Publication of JPS5416850B2 publication Critical patent/JPS5416850B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Transceivers (AREA)
  • Telephone Set Structure (AREA)
JP50114174A 1975-09-19 1975-09-19 Earplug type transmitter-receiver Granted JPS5237421A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50114174A JPS5237421A (en) 1975-09-19 1975-09-19 Earplug type transmitter-receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50114174A JPS5237421A (en) 1975-09-19 1975-09-19 Earplug type transmitter-receiver

Publications (2)

Publication Number Publication Date
JPS5237421A true JPS5237421A (en) 1977-03-23
JPS5416850B2 JPS5416850B2 (enrdf_load_stackoverflow) 1979-06-26

Family

ID=14631021

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50114174A Granted JPS5237421A (en) 1975-09-19 1975-09-19 Earplug type transmitter-receiver

Country Status (1)

Country Link
JP (1) JPS5237421A (enrdf_load_stackoverflow)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53754A (en) * 1977-05-02 1978-01-06 Gouda Shishiyuu Kougiyoushiyo Special embroidering machine
FR2477356A1 (fr) * 1980-02-29 1981-09-04 Pilot Pen Co Ltd Systeme de controle automatique d'emission ou d'enregistrement ou d'emission et de reception
US4520236A (en) * 1983-11-30 1985-05-28 Nu-Bar Electronics Sound transfer from a hearing aid to the human ear drum
JPS62196443U (enrdf_load_stackoverflow) * 1986-06-03 1987-12-14
JPS63120547A (ja) * 1986-11-10 1988-05-24 Temuko Japan:Kk 電話装置
JPS63120546A (ja) * 1986-11-10 1988-05-24 Temuko Japan:Kk ワイヤレス電話装置
JPH01321969A (ja) * 1988-06-17 1989-12-27 Takamura Seni Kk 極太糸縫着用の刺しゅう装置及びそれに用いる刺しゅう糸誘導具
KR970056550A (ko) * 1995-12-20 1997-07-31 마사미찌 요코이 송수화기 및 이것을 이용한 통화장치
US6175633B1 (en) 1997-04-09 2001-01-16 Cavcom, Inc. Radio communications apparatus with attenuating ear pieces for high noise environments
JP5691012B1 (ja) * 2014-05-15 2015-04-01 角元　純一 環境騒音の遮音用イヤホンアタッチメント

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3819860A (en) * 1971-09-10 1974-06-25 R Miller Audio transceiver for transmitting to and receiving from the ear canal
JPS4975132A (enrdf_load_stackoverflow) * 1972-11-21 1974-07-19

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3819860A (en) * 1971-09-10 1974-06-25 R Miller Audio transceiver for transmitting to and receiving from the ear canal
JPS4975132A (enrdf_load_stackoverflow) * 1972-11-21 1974-07-19

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53754A (en) * 1977-05-02 1978-01-06 Gouda Shishiyuu Kougiyoushiyo Special embroidering machine
FR2477356A1 (fr) * 1980-02-29 1981-09-04 Pilot Pen Co Ltd Systeme de controle automatique d'emission ou d'enregistrement ou d'emission et de reception
US4323999A (en) * 1980-02-29 1982-04-06 Pilot Mannenhitsu Kabushi Kaisha Automatic transmission or recording or transmission and reception control system
US4392244A (en) * 1980-02-29 1983-07-05 Pilot Mannenhitsu Kabushiki Kaisha Automatic transmission and reception control system
US4520236A (en) * 1983-11-30 1985-05-28 Nu-Bar Electronics Sound transfer from a hearing aid to the human ear drum
JPS62196443U (enrdf_load_stackoverflow) * 1986-06-03 1987-12-14
JPS63120547A (ja) * 1986-11-10 1988-05-24 Temuko Japan:Kk 電話装置
JPS63120546A (ja) * 1986-11-10 1988-05-24 Temuko Japan:Kk ワイヤレス電話装置
JPH01321969A (ja) * 1988-06-17 1989-12-27 Takamura Seni Kk 極太糸縫着用の刺しゅう装置及びそれに用いる刺しゅう糸誘導具
KR970056550A (ko) * 1995-12-20 1997-07-31 마사미찌 요코이 송수화기 및 이것을 이용한 통화장치
US6175633B1 (en) 1997-04-09 2001-01-16 Cavcom, Inc. Radio communications apparatus with attenuating ear pieces for high noise environments
JP5691012B1 (ja) * 2014-05-15 2015-04-01 角元　純一 環境騒音の遮音用イヤホンアタッチメント

Also Published As

Publication number Publication date
JPS5416850B2 (enrdf_load_stackoverflow) 1979-06-26

Similar Documents

Publication Publication Date Title
JPS5237421A (en) Earplug type transmitter-receiver
JPS5698651A (en) Sound converter
JPS53132988A (en) Piezo-vibrator
CH610169A5 (en) Acoustic aid apparatus
JPS5321953A (en) Ultrasonic wave transmitting and receiving apparatus
JPS5366760A (en) Transmission and reception of sound waves
JPS5621498A (en) Wireless earphone unit
JPS5312602A (en) Dummy head
JPS5346001A (en) Audio perpoducer
JPS53147449A (en) Branching unit of elastic surface wave
FR2288427A1 (fr) Procede et dispositif pour la transmission d'information en milieu aquatique
JPS564996A (en) Handset making use of ear microphone
JPS5339771A (en) Water pressure resisting transmitter and receelver
JPS5310420A (en) Speaker
JPS5228838A (en) Production method of elastic surface-wave device
JPS52153472A (en) Ultrasonic transmitter and receiver
JPS51140718A (en) Piezo-electric type electro-acoustic transdueer
JPS5370863A (en) Electronic watch
JPS5338912A (en) Sending/stop system for signal sound
JPS5373164A (en) Underwater transmitter-receiver
JPS5365757A (en) Submersible ultrasonic transmitter-receiver
JPS5267612A (en) Vibrating plate for accoustic apparatus
JPS53139950A (en) Filter for elastic surface wave
IT1093571B (it) Dispositivo ad onda acustica
JPS5419635A (en) Elastic surface wave propagation element