IT969558B - Ciambella o capsula asettica per microfoni ed auricolari telefoni ci e telefoni dotati della predet ta ciambella o capsula - Google Patents

Ciambella o capsula asettica per microfoni ed auricolari telefoni ci e telefoni dotati della predet ta ciambella o capsula

Info

Publication number
IT969558B
IT969558B IT8344872A IT8344872A IT969558B IT 969558 B IT969558 B IT 969558B IT 8344872 A IT8344872 A IT 8344872A IT 8344872 A IT8344872 A IT 8344872A IT 969558 B IT969558 B IT 969558B
Authority
IT
Italy
Prior art keywords
donut
capsule
telephones
predet
earphones
Prior art date
Application number
IT8344872A
Other languages
English (en)
Original Assignee
Romanet A
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 Romanet A filed Critical Romanet A
Priority to IT8344872A priority Critical patent/IT969558B/it
Priority to DE19732316001 priority patent/DE2316001A1/de
Application granted granted Critical
Publication of IT969558B publication Critical patent/IT969558B/it

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
    • H04R1/12—Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
IT8344872A 1972-12-11 1972-12-11 Ciambella o capsula asettica per microfoni ed auricolari telefoni ci e telefoni dotati della predet ta ciambella o capsula IT969558B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT8344872A IT969558B (it) 1972-12-11 1972-12-11 Ciambella o capsula asettica per microfoni ed auricolari telefoni ci e telefoni dotati della predet ta ciambella o capsula
DE19732316001 DE2316001A1 (de) 1972-12-11 1973-03-30 Einrichtung zum keimfreihalten von mikrofonen und hoermuscheln und mit dieser einrichtung versehene telefone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8344872A IT969558B (it) 1972-12-11 1972-12-11 Ciambella o capsula asettica per microfoni ed auricolari telefoni ci e telefoni dotati della predet ta ciambella o capsula

Publications (1)

Publication Number Publication Date
IT969558B true IT969558B (it) 1974-04-10

Family

ID=11322031

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8344872A IT969558B (it) 1972-12-11 1972-12-11 Ciambella o capsula asettica per microfoni ed auricolari telefoni ci e telefoni dotati della predet ta ciambella o capsula

Country Status (2)

Country Link
DE (1) DE2316001A1 (it)
IT (1) IT969558B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2516207C2 (de) * 1975-04-14 1985-05-15 Walter Dipl.-Ing. 8000 München Gademann Fernsprech-Handapparat
DE2823668A1 (de) * 1978-05-31 1979-12-06 Schueler & Vershoven Elektrodynamischer wandler, insbesondere sprechkapsel mit transistorverstaerker fuer fernsprechapparate
WO1986000188A1 (fr) * 1984-06-12 1986-01-03 Ottokar John Wolf Dispositif hygienique pour telephone
US4819264A (en) * 1988-02-19 1989-04-04 Lemley James D Telephone sanitation device
FR2639783A1 (fr) * 1988-11-29 1990-06-01 Serdjebi Abderrahmann Dispositif pour eviter le contact direct de la bouche et l'oreille avec l'emetteur et le recepteur des combines telephoniques publics ou prives

Also Published As

Publication number Publication date
DE2316001A1 (de) 1974-06-12

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