NL42287C - - Google Patents
Info
- Publication number
- NL42287C NL42287C NL42287DA NL42287C NL 42287 C NL42287 C NL 42287C NL 42287D A NL42287D A NL 42287DA NL 42287 C NL42287 C NL 42287C
- Authority
- NL
- Netherlands
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
- 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
- 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
-
- 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
- E04B2001/8263—Mounting of acoustical elements on supporting structure, e.g. framework or wall surface
- E04B2001/8281—Flat elements mounted parallel to a supporting surface with an acoustically active air gap between the elements and the mounting surface
-
- 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
- E04B2001/8452—Tray or frame type panels or blocks, with or without acoustical filling with peripheral frame members
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US701962A US2029441A (en) | 1933-12-12 | 1933-12-12 | Acoustical structure |
Publications (1)
Publication Number | Publication Date |
---|---|
NL42287C true NL42287C (he) |
Family
ID=24819370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL42287D NL42287C (he) | 1933-12-12 |
Country Status (3)
Country | Link |
---|---|
US (1) | US2029441A (he) |
FR (1) | FR785234A (he) |
NL (1) | NL42287C (he) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2459121A (en) * | 1943-09-17 | 1949-01-11 | United States Gypsum Co | Acoustical tile |
US2488555A (en) * | 1944-01-27 | 1949-11-22 | Rca Corp | Diffraction type sound absorber with fibrous walls |
US2502018A (en) * | 1944-03-30 | 1950-03-28 | Rca Corp | Diffraction type sound absorber covered by a membrane |
US2541159A (en) * | 1946-01-22 | 1951-02-13 | Paul H Geiger | Sound deadener for vibratory bodies |
US2600236A (en) * | 1948-11-16 | 1952-06-10 | Esther Larsen | Muffler with a plurality of passages |
BE523369A (he) * | 1952-10-08 | 1900-01-01 | ||
US3115948A (en) * | 1960-12-14 | 1963-12-31 | Koppers Co Inc | Panel for the reduction of sound transmission |
US3202561A (en) * | 1961-03-30 | 1965-08-24 | Johns Manville | Method for making acoustical tile with thermoplastic film covering |
DE3032269A1 (de) * | 1980-08-27 | 1982-04-08 | Hoechst Ag, 6000 Frankfurt | Resonatorschallabsorptionselement |
FR2712325B1 (fr) * | 1993-11-09 | 1996-02-23 | Newmat Sa | Procédé de fabrication de dalles notamment pour plafonds suspendus. |
FR2892739B1 (fr) * | 2005-11-03 | 2008-01-18 | Newmat Sa Sa | Profil pour cadre a empocher |
FR2989814B1 (fr) * | 2012-04-20 | 2015-05-01 | Aircelle Sa | Panneau mince d'absorption d'ondes acoustiques emises par un turboreacteur de nacelle d'aeronef, et nacelle equipee d'un tel panneau |
-
0
- NL NL42287D patent/NL42287C/xx active
-
1933
- 1933-12-12 US US701962A patent/US2029441A/en not_active Expired - Lifetime
-
1934
- 1934-12-11 FR FR785234D patent/FR785234A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2029441A (en) | 1936-02-04 |
FR785234A (fr) | 1935-08-05 |