FR564568A - Method and device for sound insulation preventing the reproduction of parasitic noises in sound amplifiers - Google Patents

Method and device for sound insulation preventing the reproduction of parasitic noises in sound amplifiers

Info

Publication number
FR564568A
FR564568A FR564568DA FR564568A FR 564568 A FR564568 A FR 564568A FR 564568D A FR564568D A FR 564568DA FR 564568 A FR564568 A FR 564568A
Authority
FR
France
Prior art keywords
sound
reproduction
amplifiers
sound insulation
parasitic noises
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
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Societe des Etablissements Gaumont
Original Assignee
Societe des Etablissements Gaumont
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 Societe des Etablissements Gaumont filed Critical Societe des Etablissements Gaumont
Application granted granted Critical
Publication of FR564568A publication Critical patent/FR564568A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR564568D 1922-07-10 1922-07-10 Method and device for sound insulation preventing the reproduction of parasitic noises in sound amplifiers Expired FR564568A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR564568T 1922-07-10

Publications (1)

Publication Number Publication Date
FR564568A true FR564568A (en) 1924-01-05

Family

ID=8945845

Family Applications (1)

Application Number Title Priority Date Filing Date
FR564568D Expired FR564568A (en) 1922-07-10 1922-07-10 Method and device for sound insulation preventing the reproduction of parasitic noises in sound amplifiers

Country Status (1)

Country Link
FR (1) FR564568A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7677511B2 (en) 2003-04-28 2010-03-16 Wolfcraft Gmbh Load-bearing frameworks
US7784749B2 (en) 2003-03-22 2010-08-31 Wolfcraft Gmbh Supporting frameworks

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7784749B2 (en) 2003-03-22 2010-08-31 Wolfcraft Gmbh Supporting frameworks
US7677511B2 (en) 2003-04-28 2010-03-16 Wolfcraft Gmbh Load-bearing frameworks

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