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.
Patent No.:
Date of Patent:
Jun. 22, 2004
Filed:
Oct. 03, 2002
Eiichi Ishigaki, Kagawa, JP;
Koji Ishimoto, Kagawa, JP;
Takahiro Goto, Kagawa, JP;
Kazuhisa Ishimura, Kagawa, JP;
Kazumitsu Oura, Kagawa, JP;
Shigaki Company Limited, Tokyo, JP;
Abstract
A water jet propulsion type outboard motor which includes: a power source; a driving system; a housing; a curved tubular duct member; guide blades; and an impeller. The duct member is fixed to the housing on which the power source is mounted, and having a suction port and a discharge port. The guide blades are provided within the duct member in the vicinity of the discharge port of the duct member. The impeller is rotated by the driving system for transmitting a driving power of the power source, and has a spiral blade with outer peripheral edge thereof close to an inner peripheral face of the duct member, and outer peripheral distal end portion thereof extending toward the suction port.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile