CA970698A - Noise abating barrier - Google Patents
Noise abating barrierInfo
- Publication number
- CA970698A CA970698A CA163,151A CA163151A CA970698A CA 970698 A CA970698 A CA 970698A CA 163151 A CA163151 A CA 163151A CA 970698 A CA970698 A CA 970698A
- Authority
- CA
- Canada
- Prior art keywords
- barrier
- noise abating
- abating
- noise
- abating barrier
- 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
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
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/20—Reflecting arrangements
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0035—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with undulated surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Braking Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US22850572A | 1972-02-23 | 1972-02-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA970698A true CA970698A (en) | 1975-07-08 |
Family
ID=22857453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA163,151A Expired CA970698A (en) | 1972-02-23 | 1973-02-07 | Noise abating barrier |
Country Status (3)
Country | Link |
---|---|
US (1) | US3772993A (en) |
AU (1) | AU4362172A (en) |
CA (1) | CA970698A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4069768A (en) * | 1975-05-28 | 1978-01-24 | Bridgestone Tire Company Limited | Device for controlling a propagation direction of noise |
US4142468A (en) * | 1976-04-20 | 1979-03-06 | Charles Birnstiel | Elevated rail transit guideway with noise attenuators |
US4138947A (en) * | 1977-04-07 | 1979-02-13 | Pickett William H | Noise barrier |
FI115477B (en) * | 2004-01-21 | 2005-05-13 | Peter Meyes | Method for reducing traffic noise in road and railway bridges, involves fixing traffic noise barrier close to surface of safety barrier and parapets in road and railway using fixing device leaving adequate space for road maintenance |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1820874A (en) * | 1930-08-04 | 1931-08-25 | James M White | Method of reducing sound in subways |
US2974910A (en) * | 1957-06-24 | 1961-03-14 | Lynn Bernard Stanley | Blast fence |
US3226063A (en) * | 1964-07-14 | 1965-12-28 | Eleanor I Wagner | Jet and rocket engine blast and sound suppressing means |
-
1972
- 1972-02-23 US US00228505A patent/US3772993A/en not_active Expired - Lifetime
- 1972-06-20 AU AU43621/72A patent/AU4362172A/en not_active Expired
-
1973
- 1973-02-07 CA CA163,151A patent/CA970698A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU4362172A (en) | 1974-01-03 |
US3772993A (en) | 1973-11-20 |
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