AT320750B - Auf einen Telephonhöher aufsteckbarer Telephonadapter für Schwerhörige - Google Patents

Auf einen Telephonhöher aufsteckbarer Telephonadapter für Schwerhörige

Info

Publication number
AT320750B
AT320750B AT1061371A AT1061371A AT320750B AT 320750 B AT320750 B AT 320750B AT 1061371 A AT1061371 A AT 1061371A AT 1061371 A AT1061371 A AT 1061371A AT 320750 B AT320750 B AT 320750B
Authority
AT
Austria
Prior art keywords
telephone
hearing
hard
attached
adapter
Prior art date
Application number
AT1061371A
Other languages
English (en)
Original Assignee
Viennatone Hoergeraete
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 Viennatone Hoergeraete filed Critical Viennatone Hoergeraete
Priority to AT1061371A priority Critical patent/AT320750B/de
Priority to DE19722259087 priority patent/DE2259087B2/de
Priority to GB5620072A priority patent/GB1375919A/en
Application granted granted Critical
Publication of AT320750B publication Critical patent/AT320750B/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/21—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads
    • H04M1/215—Combinations with auxiliary equipment, e.g. with clocks or memoranda pads by non-intrusive coupling means, e.g. acoustic couplers
    • H04M1/2155—Acoustic coupling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/62—Constructional arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Telephone Set Structure (AREA)
AT1061371A 1971-12-09 1971-12-09 Auf einen Telephonhöher aufsteckbarer Telephonadapter für Schwerhörige AT320750B (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT1061371A AT320750B (de) 1971-12-09 1971-12-09 Auf einen Telephonhöher aufsteckbarer Telephonadapter für Schwerhörige
DE19722259087 DE2259087B2 (de) 1971-12-09 1972-12-02 Auf einen Telefonhörer aufsteckbarer Telefonadapter
GB5620072A GB1375919A (en) 1971-12-09 1972-12-06 Telephones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT1061371A AT320750B (de) 1971-12-09 1971-12-09 Auf einen Telephonhöher aufsteckbarer Telephonadapter für Schwerhörige

Publications (1)

Publication Number Publication Date
AT320750B true AT320750B (de) 1975-02-25

Family

ID=3623544

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1061371A AT320750B (de) 1971-12-09 1971-12-09 Auf einen Telephonhöher aufsteckbarer Telephonadapter für Schwerhörige

Country Status (3)

Country Link
AT (1) AT320750B (de)
DE (1) DE2259087B2 (de)
GB (1) GB1375919A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2515456B1 (fr) * 1981-10-28 1989-07-28 Lem Ecouteur amplifie amovible
GB2154390A (en) * 1984-02-14 1985-09-04 Michael George Scott Debenham Telephone handset earpiece attachment
DE3414331A1 (de) * 1984-04-16 1985-10-17 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur erhoehung der lautstaerke bei dynamischen wandlern
WO2004049503A1 (en) * 2002-11-26 2004-06-10 Myers Johnson, Inc. Universal wireless interface system
US7106874B2 (en) * 2004-07-13 2006-09-12 Motorola, Inc. Method and system for selective coupling of a communication unit to a hearing enhancement device
EP2023652A1 (de) * 2007-07-30 2009-02-11 Alcatel Lucent Audiotreiber und Verfahren zum Betrieb eines Audiotreibers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE652080C (de) * 1926-11-17 1937-10-25 Heinrich J Kuechenmeister Anordnung zur Fernbesprechung und zum Fernabhoeren eines Fernsprechers
DE1042655B (de) * 1955-07-01 1958-11-06 Kapsch Telephon Telegraph Handapparat fuer Fernsprechstationen
DE1781840U (de) * 1958-11-25 1959-01-29 Kieler Howaldtswerke Ag Vorrichtung zum mithoeren am telefon.
DE1831646U (de) * 1961-02-06 1961-05-25 Bock Manfred Transistorempfangsverstaerker.
DE1277352B (de) * 1966-10-11 1968-09-12 Robert James Cooke Tonwiedergabegeraet zum Ansetzen an einen Telefonhoerer

Also Published As

Publication number Publication date
DE2259087A1 (de) 1973-06-14
GB1375919A (en) 1974-12-04
DE2259087B2 (de) 1981-07-09

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee