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.:

US 8142242 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 27, 2012

Filed:

May. 19, 2009
Applicant:

Philip C. Whitener, Bainbridge Island, WA (US);

Inventor:

Philip C. Whitener, Bainbridge Island, WA (US);

Assignee:

Advanced Marine Concepts, LLC, Bainbridge Island, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63H 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Illustrative marine propulsion systems are disclosed. In a non-limiting, illustrative embodiment, a marine propulsion system includes a pump housing that is configured to be disposed below a waterline of a marine vessel and a centrifugal pump assembly that is disposed in the pump housing. The centrifugal pump assembly includes an inlet pump stage configured to receive inlet water and to discharge impulse water. The centrifugal pump assembly also includes an outlet pump stage that includes an impulse turbine wheel configured to rotate about an axis responsive to the impulse water and an outlet pump stage impeller integral with the impulse turbine wheel. The outlet pump stage impeller is configured to rotate about the axis.


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Whitener, Philip. (2012). Marine propulsion system (U.S. Patent No. 8142242). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8142242

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