Title:
小型滑走艇の排気構造
Document Type and Number:
Japanese Patent JP4627131
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an exhaust structure of a jet propulsion type small planing boat capable of restraining a repelling sound by pulsation of exhaust gas, and further improving cooling efficiency of a water muffler. SOLUTION: This exhaust structure of the small planing boat is propelled by reaction by jetting water pressurized-accelerated by a water jet pump P from a rear jet nozzle, and exhausts exhaust gas from an engine E for driving the water jet pump P outside a ship via the water muffler 31 formed as a double wall structure, and constituted so as to make cooling water to flow between walls (a water jacket 31w). The water muffler 31 is constituted so as to discharge cooling water from the upper side by taking in the cooling water flowing to the water jacket 31w from the lower side.
Inventors:
Yoshiki Matsuda
Application Number:
JP2001257428A
Publication Date:
February 09, 2011
Filing Date:
August 28, 2001
Export Citation:
Assignee:
Kawasaki Heavy Industries, Ltd.
International Classes:
B63H11/08; B63H21/32; B63B35/73; F01N1/08; F01N13/08; F01N13/12; F01N13/18
Domestic Patent References:
| JP9088586A | ||||
| JP59117831U | ||||
| JP2000280982A | ||||
| JP10278888A | ||||
| JP2001073763A | ||||
| JP9088753A | ||||
| JP9041966A |
Attorney, Agent or Firm:
Yoshihiro Tsunoda
Yasu Furukawa
Hideo Sakamoto
Toshio Nishitani
Keiji width
Yasu Furukawa
Hideo Sakamoto
Toshio Nishitani
Keiji width