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Patent Searching and Data


Title:
船艇の排気装置
Document Type and Number:
Japanese Patent JP4680651
Kind Code:
B2
Abstract:
An open/close valve can decrease the exhaust resistance as much as possible in a usual operation. An open/close valve includes a valve casing and a valve element that is housed in the valve casing in a vertically movable manner. The valve casing includes a cylindrical portion that extends vertically. A through hole is formed in the cylindrical portion. A bottom portion is formed on a bottom of the cylindrical portion. A discharge inlet is formed in an upper portion of the cylindrical portion. The valve element includes a cylindrical body that is arranged along an inner surface of the cylindrical portion and has a height that maintains an opening of the through hole and a seal plate that covers an upper portion of the cylindrical body and has a size capable of closing the exhaust inlet.

Inventors:
Yoshiaki Noda
Matsumoto Masatsugu
Application Number:
JP2005097906A
Publication Date:
May 11, 2011
Filing Date:
March 30, 2005
Export Citation:
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Assignee:
Honda motor industry stock company
International Classes:
B63H21/32; B63B35/73; B63H11/08; F01N13/08; F01N13/12
Domestic Patent References:
JP2004098966A
JP2003054493A
JP1262293A
Attorney, Agent or Firm:
Yoichiro Shimoda
Tamiya Hiroshi