FI763439A - - Google Patents

Info

Publication number
FI763439A
FI763439A FI763439A FI763439A FI763439A FI 763439 A FI763439 A FI 763439A FI 763439 A FI763439 A FI 763439A FI 763439 A FI763439 A FI 763439A FI 763439 A FI763439 A FI 763439A
Authority
FI
Finland
Application number
FI763439A
Other languages
Finnish (fi)
Other versions
FI59841C (fi
FI59841B (fi
Inventor
Robert Anthony Baker
Original Assignee
Norrbottens Jaernverk Ab
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 Norrbottens Jaernverk Ab filed Critical Norrbottens Jaernverk Ab
Publication of FI763439A publication Critical patent/FI763439A/fi
Application granted granted Critical
Publication of FI59841B publication Critical patent/FI59841B/fi
Publication of FI59841C publication Critical patent/FI59841C/fi

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
    • E04B1/86—Sound-absorbing elements slab-shaped
    • 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G10K11/168—Plural layers of different materials, e.g. sandwiches
    • 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
    • E04B2001/8423—Tray or frame type panels or blocks, with or without acoustical filling
    • E04B2001/8442—Tray type elements
    • E04B2001/8447—Tray type elements with two facing trays

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Special Wing (AREA)
FI763439A 1975-12-03 1976-11-30 Foerfarande foer att aostadkomma daempning av ljud vid dess passage genom en vaegg FI59841C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7513631A SE7513631L (sv) 1975-12-03 1975-12-03 Ljudisolerande mellanveggselement
SE7513631 1975-12-03

Publications (3)

Publication Number Publication Date
FI763439A true FI763439A (sv) 1977-06-04
FI59841B FI59841B (fi) 1981-06-30
FI59841C FI59841C (fi) 1981-10-12

Family

ID=20326227

Family Applications (1)

Application Number Title Priority Date Filing Date
FI763439A FI59841C (fi) 1975-12-03 1976-11-30 Foerfarande foer att aostadkomma daempning av ljud vid dess passage genom en vaegg

Country Status (5)

Country Link
DK (1) DK144102C (sv)
FI (1) FI59841C (sv)
FR (1) FR2334164A1 (sv)
NO (1) NO764122L (sv)
SE (1) SE7513631L (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0035607A1 (fr) * 1980-03-10 1981-09-16 ATELIERS DE CONSTRUCTIONS ELECTRIQUES DE CHARLEROI (ACEC) Société Anonyme Ecran de protection contre le bruit

Also Published As

Publication number Publication date
DK144102C (da) 1982-05-24
DK540876A (da) 1977-06-04
FI59841C (fi) 1981-10-12
FR2334164A1 (fr) 1977-07-01
DK144102B (da) 1981-12-07
FI59841B (fi) 1981-06-30
SE7513631L (sv) 1977-06-04
NO764122L (sv) 1977-06-06

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: NORRBOTTENS JAERNVERK AB