Title:
WATER MUFFLER OF SMALL SHIP
Document Type and Number:
Japanese Patent JP2004019501
Kind Code:
A
Abstract:
To provide a water muffler of a small ship capable of effectively eliminating both of high frequency sound in high speed rotation of an engine and low frequency sound in low speed rotation.
A water muffler Wm connected to an exhaust port side of the engine for propulsion mounted to the small ship has an introduction pipe 1 of which base end is connected to the exhaust port side and tip 1A opens in an expansion chamber 10 and a valve member 14 disposed openably/closably at the tip 1A of the introduction pipe 1.
Inventors:
MATSUDA YOSHIMOTO
Application Number:
JP2002173533A
Publication Date:
January 22, 2004
Filing Date:
June 14, 2002
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD
International Classes:
B63H11/08; B63B35/73; B63H21/32; F01N1/02; F01N1/08; F01N13/08; F01N13/12; (IPC1-7): F01N7/12; B63B35/73; B63H11/08; B63H21/32; F01N1/02; F01N1/08; F01N7/08
Attorney, Agent or Firm:
Yoshihiro Tsunoda
Takaishi Satoru
Yasu Furukawa
Toshio Nishitani
Keiji width
Izumi Uchiyama
Takaishi Satoru
Yasu Furukawa
Toshio Nishitani
Keiji width
Izumi Uchiyama
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