JPS5914843U - 消音装置 - Google Patents
消音装置Info
- Publication number
- JPS5914843U JPS5914843U JP10857482U JP10857482U JPS5914843U JP S5914843 U JPS5914843 U JP S5914843U JP 10857482 U JP10857482 U JP 10857482U JP 10857482 U JP10857482 U JP 10857482U JP S5914843 U JPS5914843 U JP S5914843U
- Authority
- JP
- Japan
- Prior art keywords
- band
- circumferential surface
- silencer according
- drilling rod
- drilling machine
- 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.)
- Granted
Links
- 230000003584 silencer Effects 0.000 title claims description 5
- 238000005553 drilling Methods 0.000 claims description 9
- 239000011435 rock Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10857482U JPS5914843U (ja) | 1982-07-15 | 1982-07-15 | 消音装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10857482U JPS5914843U (ja) | 1982-07-15 | 1982-07-15 | 消音装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5914843U true JPS5914843U (ja) | 1984-01-28 |
| JPS6241068Y2 JPS6241068Y2 (enrdf_load_stackoverflow) | 1987-10-21 |
Family
ID=30253258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10857482U Granted JPS5914843U (ja) | 1982-07-15 | 1982-07-15 | 消音装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5914843U (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016142041A (ja) * | 2015-02-02 | 2016-08-08 | 清水建設株式会社 | 鋼管打設時の騒音低減方法 |
-
1982
- 1982-07-15 JP JP10857482U patent/JPS5914843U/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016142041A (ja) * | 2015-02-02 | 2016-08-08 | 清水建設株式会社 | 鋼管打設時の騒音低減方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6241068Y2 (enrdf_load_stackoverflow) | 1987-10-21 |
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