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:
Mar. 01, 2022

Filed:

Dec. 31, 2019
Applicant:

Brunswick Corporation, Mettawa, IL (US);

Inventors:

Kyle F. Karnick, Fond du Lac, WI (US);

Andrew J. Przybyl, Berlin, WI (US);

Steven M. Anschuetz, Richland, MI (US);

Assignee:

Brunswick Corporation, Mettawa, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 1/08 (2006.01); B63H 20/10 (2006.01); G05D 1/00 (2006.01);
U.S. Cl.
CPC ...
G05D 1/0875 (2013.01); B63H 20/106 (2013.01); G05D 1/0088 (2013.01);
Abstract

A method of controlling tilt-trim position of a trimmable device on a marine vessel includes receiving an engine speed, a vessel speed, a vessel pitch, and/or a vessel acceleration. A trim rate is then determined based on the engine speed, the vessel speed, the vessel pitch, and/or the vessel acceleration. The trim rate specifies a rate of rotation of the trimmable device about a horizontal axis, and the trim rate is determined such that the rate of rotation is minimized at high vessel speeds and high engine speeds and the rate of rotation is maximized at low vessel speeds and low engine speeds. A variable speed trim actuator is then controlled to rotate the trimmable device based on the trim rate so as to adjust a trim position of the trimmable device.


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