AU483441B2 - A sound-absorbing unit - Google Patents

A sound-absorbing unit

Info

Publication number
AU483441B2
AU483441B2 AU66335/74A AU6633574A AU483441B2 AU 483441 B2 AU483441 B2 AU 483441B2 AU 66335/74 A AU66335/74 A AU 66335/74A AU 6633574 A AU6633574 A AU 6633574A AU 483441 B2 AU483441 B2 AU 483441B2
Authority
AU
Australia
Prior art keywords
sound
absorbing unit
absorbing
unit
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
AU66335/74A
Other versions
AU6633574A (en
Inventor
Fujii Shozo
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.)
KK Fujii Kogyo
Original Assignee
KK Fujii Kogyo
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 KK Fujii Kogyo filed Critical KK Fujii Kogyo
Priority to AU66335/74A priority Critical patent/AU483441B2/en
Application granted granted Critical
Publication of AU6633574A publication Critical patent/AU6633574A/en
Publication of AU483441B2 publication Critical patent/AU483441B2/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
    • E04B1/84—Sound-absorbing elements
    • E04B1/8404—Sound-absorbing elements block-shaped
    • 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
    • E04B1/84—Sound-absorbing elements
    • E04B1/86—Sound-absorbing elements slab-shaped
    • 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
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8414—Sound-absorbing elements with non-planar face, e.g. curved, egg-crate shaped
    • E04B2001/8419—Acoustical cones or the like, e.g. for anechoic chambers

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
AU66335/74A 1974-03-06 1974-03-06 A sound-absorbing unit Expired AU483441B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU66335/74A AU483441B2 (en) 1974-03-06 1974-03-06 A sound-absorbing unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU66335/74A AU483441B2 (en) 1974-03-06 1974-03-06 A sound-absorbing unit

Publications (2)

Publication Number Publication Date
AU6633574A AU6633574A (en) 1975-09-11
AU483441B2 true AU483441B2 (en) 1975-09-11

Family

ID=3750890

Family Applications (1)

Application Number Title Priority Date Filing Date
AU66335/74A Expired AU483441B2 (en) 1974-03-06 1974-03-06 A sound-absorbing unit

Country Status (1)

Country Link
AU (1) AU483441B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU570015B2 (en) * 1983-02-10 1988-03-03 Ollington, L.V. Casino two-up game
FR2612225A1 (en) * 1987-03-11 1988-09-16 Gilson Pierre Acoustic lining element, particularly for noise-reducing walls

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU570015B2 (en) * 1983-02-10 1988-03-03 Ollington, L.V. Casino two-up game
FR2612225A1 (en) * 1987-03-11 1988-09-16 Gilson Pierre Acoustic lining element, particularly for noise-reducing walls

Also Published As

Publication number Publication date
AU6633574A (en) 1975-09-11

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