Title:
パラメトリック横揺れ防止用可変周期型減揺水槽装置
Document Type and Number:
Japanese Patent JP4721169
Kind Code:
B2
Abstract:
A parametric shudder prevention variable period type fluctuation reduction aquarium device is provided, which can increase the number of loading container. A parametric shudder prevention variable period type fluctuation reduction aquarium device comprises a fluctuation reduction water tub(1), a damper(6), an air duct(7), and a valve(8). The fluctuation reduction water tub is equipped with a connection canal(5) connecting a pair of wing tanks(10) and the lower part of the wing tank. The damper is installed in the connection canal. The air duct connects the top of a pair of tanks. The valve is installed at the air duct.
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Inventors:
Yoshitaka Yahagi
Shiraki Higashi
Shiraki Higashi
Application Number:
JP2008064580A
Publication Date:
July 13, 2011
Filing Date:
March 13, 2008
Export Citation:
Assignee:
jfe Techno Design Co., Ltd.
International Classes:
B63B39/03; B63B25/00
Domestic Patent References:
| JP3093910U | ||||
| JP2002104281A | ||||
| JP2004026043A | ||||
| JP2005280550A | ||||
| JP49024150Y1 | ||||
| JP2007050814A | ||||
| JP2007038780A | ||||
| JP8133182A | ||||
| JP2005280549A |
Attorney, Agent or Firm:
Yasuo Ishikawa