JPS6226370B2 - - Google Patents
Info
- Publication number
- JPS6226370B2 JPS6226370B2 JP20581581A JP20581581A JPS6226370B2 JP S6226370 B2 JPS6226370 B2 JP S6226370B2 JP 20581581 A JP20581581 A JP 20581581A JP 20581581 A JP20581581 A JP 20581581A JP S6226370 B2 JPS6226370 B2 JP S6226370B2
- Authority
- JP
- Japan
- Prior art keywords
- soundproof wall
- opening
- surface area
- wall
- drop hammer
- 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
- 238000010521 absorption reaction Methods 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 10
- 238000010276 construction Methods 0.000 description 6
- 239000011358 absorbing material Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000011491 glass wool Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000009430 construction management Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20581581A JPS58106016A (ja) | 1981-12-18 | 1981-12-18 | 杭打ち機の防音装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20581581A JPS58106016A (ja) | 1981-12-18 | 1981-12-18 | 杭打ち機の防音装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58106016A JPS58106016A (ja) | 1983-06-24 |
| JPS6226370B2 true JPS6226370B2 (enrdf_load_stackoverflow) | 1987-06-09 |
Family
ID=16513151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20581581A Granted JPS58106016A (ja) | 1981-12-18 | 1981-12-18 | 杭打ち機の防音装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58106016A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011128490A1 (en) * | 2010-04-16 | 2011-10-20 | Junttan Oy | A hammer for a pile-driving machine |
| CN101967826B (zh) * | 2010-10-14 | 2012-05-23 | 李式仁 | 振捣插筋长螺旋风冷钻孔嵌岩成桩方法及设备 |
| JP2015224527A (ja) * | 2014-05-30 | 2015-12-14 | 若築建設株式会社 | 油圧ハンマ用防音装置 |
-
1981
- 1981-12-18 JP JP20581581A patent/JPS58106016A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58106016A (ja) | 1983-06-24 |
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