FR642090A - Appareil auditif avec deux coquilles se placant sur les oreilles - Google Patents

Appareil auditif avec deux coquilles se placant sur les oreilles

Info

Publication number
FR642090A
FR642090A FR642090DA FR642090A FR 642090 A FR642090 A FR 642090A FR 642090D A FR642090D A FR 642090DA FR 642090 A FR642090 A FR 642090A
Authority
FR
France
Prior art keywords
hearing aid
ear muffs
muffs
ear
hearing
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
Other languages
English (en)
French (fr)
Inventor
Hans Burscher
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
Application granted granted Critical
Publication of FR642090A publication Critical patent/FR642090A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
    • A61F11/30—Non-electric hearing aids, e.g. ear trumpets, sound amplifiers or ear-shells

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Acoustics & Sound (AREA)
  • Biophysics (AREA)
  • Otolaryngology (AREA)
  • Psychology (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Headphones And Earphones (AREA)
  • Eyeglasses (AREA)
FR642090D 1927-10-03 1927-10-07 Appareil auditif avec deux coquilles se placant sur les oreilles Expired FR642090A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB26108/27A GB286565A (en) 1927-10-03 1927-10-03 Hearing apparatus consisting of two shells to be placed over the ears

Publications (1)

Publication Number Publication Date
FR642090A true FR642090A (fr) 1928-08-21

Family

ID=10238489

Family Applications (1)

Application Number Title Priority Date Filing Date
FR642090D Expired FR642090A (fr) 1927-10-03 1927-10-07 Appareil auditif avec deux coquilles se placant sur les oreilles

Country Status (3)

Country Link
DE (1) DE455367C (de)
FR (1) FR642090A (de)
GB (1) GB286565A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3618698A (en) * 1969-10-30 1971-11-09 Burglar Blast Inc Acoustic device
US4768613A (en) * 1987-01-08 1988-09-06 Brown Shawn T Directional hearing enhancement
GB2278546A (en) * 1993-03-25 1994-12-07 John Roland Christophers Hearing aid
BRMU9101831U2 (pt) * 2011-08-24 2015-09-29 Norberto Antonio Torres conjunto de conchas acústicas extensivas portáteis

Also Published As

Publication number Publication date
DE455367C (de) 1928-01-30
GB286565A (en) 1928-03-08

Similar Documents

Publication Publication Date Title
FR680434A (fr) Articulation élastique
FR666922A (fr) Perfectionnements aux appareils acoustiques
SU8610A1 (ru) Приспособление к микротелефону
FR652961A (fr) Joint flexible
FR668745A (fr) Joint d'assemblage
FR631015A (fr) Perfectionnements aux appareils à lentille avec pendule et aux appareils similaires
CA273615A (en) Walking device
ES115155A1 (es) Aparato acústico para mejorar la función auditiva de las personas que adolecen de sordera.
FR667002A (fr) Microtéléphone
FR647189A (fr) Perfectionnement au montage de petits appareils utilisés en t. s. f.
DK44100C (da) Høreapparat.
FR634660A (fr) Canne-siège
FR653019A (fr) Membrane acoustique
FR658425A (fr) Microphone perfectionné
FR665624A (fr) Balançoire
FR666769A (fr) Assemblage de joint
SU7168A1 (ru) Безмембранный электродинамический телефон
FR661739A (fr) éponge artificielle
FR657031A (fr) Perfectionnement aux charrues tourne-oreille
FR597060A (fr) Perfectionnements dans les appareils acoustiques
FR578439A (fr) Perfectionnements apportés dans l'établissement des appareils microphoniques
FR638106A (fr) Cultivateur articulé
FR630953A (fr) écouteur de casque radiophonique
FR670327A (fr) Protège-oreille
FR670697A (fr) Protège-oreilles