DE265980C - - Google Patents

Info

Publication number
DE265980C
DE265980C DENDAT265980D DE265980DA DE265980C DE 265980 C DE265980 C DE 265980C DE NDAT265980 D DENDAT265980 D DE NDAT265980D DE 265980D A DE265980D A DE 265980DA DE 265980 C DE265980 C DE 265980C
Authority
DE
Germany
Prior art keywords
opening
sound
diagonal
housing
sleeve
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.)
Active
Application number
DENDAT265980D
Other languages
German (de)
English (en)
Publication of DE265980C publication Critical patent/DE265980C/de
Active legal-status Critical Current

Links

Classifications

    • 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
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Building Environments (AREA)
DENDAT265980D Active DE265980C (cs)

Publications (1)

Publication Number Publication Date
DE265980C true DE265980C (cs)

Family

ID=523163

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT265980D Active DE265980C (cs)

Country Status (1)

Country Link
DE (1) DE265980C (cs)

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