The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 16, 1996

Filed:

Nov. 18, 1994
Applicant:
Inventor:

Shigeharu Mineo, Hamamatsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H / ;
U.S. Cl.
CPC ...
440 89 ; 114270 ;
Abstract

A small personal watercraft having an exhaust system that is designed to provide adequate length and which has a downwardly inclined section that is disposed above the exhaust manifold for ensuring that water cannot enter the engine through the exhaust system. The engine is water cooled and the coolant that is circulated through the engine cooling jacket is discharged back to the body of water in which the watercraft is operating through the exhaust system. A direct coolant discharge having a relatively large effective area for limiting the amount of water entering the exhaust system. A tell-tale discharge is disposed in a lower portion of the hull to be visible by a rider but will not enter the passenger's area and will drain from the tell-tale when the engine is not running.


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