JPH0442989U - - Google Patents
Info
- Publication number
- JPH0442989U JPH0442989U JP8560490U JP8560490U JPH0442989U JP H0442989 U JPH0442989 U JP H0442989U JP 8560490 U JP8560490 U JP 8560490U JP 8560490 U JP8560490 U JP 8560490U JP H0442989 U JPH0442989 U JP H0442989U
- Authority
- JP
- Japan
- Prior art keywords
- underwater sound
- bulging
- water conduit
- silencer
- sound silencer
- 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 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims 1
- 239000002023 wood Substances 0.000 claims 1
- 210000003000 inclusion body Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Pipe Accessories (AREA)
Description
第１図イ乃至第３図は本考案の一実施例を示す
ものであり、第１図イは水中音サイレンサーの縦
断面図、第１図ロは第１図イのＡ−Ａ断面図、第
２図は空気ボールの断面図、第３図イないし第３
図ハは空気室Ａの通過率ＱＡを示す図、第４図は
空気室Ｄの最大通過率ＱＢＭＡＸと反射素数ＲＬ
との関係を示す図である。
Ｓ……水中音サイレンサー、Ｐ……水導管、１
……膨出空間、２……分岐管、５……蓋体、７…
…空気ボール（気体封入体）、８……ネツト（抗
膨張材）。
1A to 3 show an embodiment of the present invention, in which FIG. 1A is a vertical sectional view of an underwater sound silencer, FIG. 1B is a sectional view taken along line A-A in FIG. Figure 2 is a cross-sectional view of the air ball, Figure 3 A to 3
Figure C shows the passage rate QA of air chamber A, and Figure 4 shows the maximum passage rate QBMAX and reflection prime number RL of air chamber D.
FIG. S...Underwater sound silencer, P...Water conduit, 1
...Bulging space, 2... Branch pipe, 5... Lid body, 7...
...Air ball (gas inclusion body), 8... Net (anti-expansion material).
Claims (1)
該膨出空間内に保持されかつ内部に気体を封入し
た気体封入体とを備えた、前記水導管に管内に通
る水の脈動音を消す水中音サイレンサーであつて
、前記空気封入体は抗膨張材で覆設されたもので
あることを特徴とした水中音サイレンサー。 A bulging space bulging outward from inside the water conduit,
An underwater sound silencer for muffling the pulsating sound of water passing through the water conduit, the underwater sound silencer comprising a gas enclosure held in the bulging space and sealing gas inside, the air enclosure being anti-expansion. An underwater sound silencer characterized by being covered with wood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990085604U JP2506819Y2 (en) | 1990-08-13 | 1990-08-13 | Underwater sound silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990085604U JP2506819Y2 (en) | 1990-08-13 | 1990-08-13 | Underwater sound silencer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0442989U true JPH0442989U (en) | 1992-04-13 |
| JP2506819Y2 JP2506819Y2 (en) | 1996-08-14 |
Family
ID=31634824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990085604U Expired - Fee Related JP2506819Y2 (en) | 1990-08-13 | 1990-08-13 | Underwater sound silencer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2506819Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54145817U (en) * | 1978-03-31 | 1979-10-09 | ||
| JPS6249516A (en) * | 1985-08-29 | 1987-03-04 | Mitsubishi Electric Corp | numerical control device |
-
1990
- 1990-08-13 JP JP1990085604U patent/JP2506819Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54145817U (en) * | 1978-03-31 | 1979-10-09 | ||
| JPS6249516A (en) * | 1985-08-29 | 1987-03-04 | Mitsubishi Electric Corp | numerical control device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2506819Y2 (en) | 1996-08-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |