CH536587A - Ruftongeber für Fernsprechapparate - Google Patents

Ruftongeber für Fernsprechapparate

Info

Publication number
CH536587A
CH536587A CH1416271A CH1416271A CH536587A CH 536587 A CH536587 A CH 536587A CH 1416271 A CH1416271 A CH 1416271A CH 1416271 A CH1416271 A CH 1416271A CH 536587 A CH536587 A CH 536587A
Authority
CH
Switzerland
Prior art keywords
ringer
telephone sets
telephone
sets
Prior art date
Application number
CH1416271A
Other languages
German (de)
English (en)
Inventor
Sander Claus
Schramm Karl
Binder Erwin
Original Assignee
Krone Gmbh
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
Priority claimed from DE19702062321 external-priority patent/DE2062321C/de
Application filed by Krone Gmbh filed Critical Krone Gmbh
Publication of CH536587A publication Critical patent/CH536587A/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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/13—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using electromagnetic driving means
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
    • G10K9/20—Sounding members

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
CH1416271A 1970-12-17 1971-09-29 Ruftongeber für Fernsprechapparate CH536587A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702062321 DE2062321C (de) 1970-12-17 Ruftongeber fur Fernsprechapparate

Publications (1)

Publication Number Publication Date
CH536587A true CH536587A (de) 1973-04-30

Family

ID=5791353

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1416271A CH536587A (de) 1970-12-17 1971-09-29 Ruftongeber für Fernsprechapparate

Country Status (4)

Country Link
AT (1) AT322640B (xx)
BE (1) BE773884A (xx)
CH (1) CH536587A (xx)
NL (1) NL7114134A (xx)

Also Published As

Publication number Publication date
NL7114134A (xx) 1972-06-20
AT322640B (de) 1975-05-26
DE2062321A1 (de) 1972-06-29
DE2062321B2 (de) 1972-11-02
BE773884A (fr) 1972-01-31

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Legal Events

Date Code Title Description
PL Patent ceased