Electric steering apparatus for watercraft

Details Electric steering apparatus for watercraft Electric steering apparatus for watercraft

2006-06-20

2006-06-20

Olson, Lars A. (Department: 3617)

Ships

Steering mechanism

Remote control steering excluding manual operation

C440S084000

Reexamination Certificate

active

07063030

ABSTRACT:
An electric steering apparatus can include a rudder device driven by an electric motor, a steering wheel for operation by an operator to control the angle of the rudder device, a reaction torque motor for applying a reaction force to the steering wheel, a load sensor for detecting an external force acting on a boat or the rudder during steering, and a reaction torque calculator circuit for calculating a target torque for the reaction motor according to an input of the load sensor.

REFERENCES:
patent: 6273771 (2001-08-01), Buckley et al.
patent: 6535806 (2003-03-01), Millsap et al.
patent: 6678596 (2004-01-01), Husain et al.
patent: 2739208 (1998-01-01), None
patent: 10/226346 (1998-08-01), None
patent: 2959044 (1999-07-01), None
Co-Pending U.S. Appl. No. 11/075,129 filed Mar. 8, 2005. Title: Steering Assist System for Boat. Inventor: Makoto Mizutani.
Co-Pending U.S. Appl. No. 11/074,805 filed Mar. 8, 2005. Title: Steering System for Boat. Inventor: Makoto Mizutani.

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