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| Number | Title | Issue Date |
| 7513206 | Sailboat servo-pendulum steering system A self steering system for a sailboat has a rotatably and pendulously supported servo blade or “oar” member, which is suspended in the water behind the boat. A central body portion is attached to the transom of the boat. A pendulum body having two lever arms or ... | 04/07/2009 |
| 7104211 | Watercraft stabilizing device A device for stabilizing boats and other watercraft that is generally blade-shaped and attaches to the body or hull of the boat. The stabilizing device projects generally outwardly and downwardly from the boat and is pivotally connected along the vertical axis at th... | 09/12/2006 |
| 6969336 | Transmission unit A transmission unit (1) comprising a transmission input shaft (F) and a transmission output shaft (A) as well as a transmission basic unit (25), which is arranged between the transmission input shaft and the transmission output shaft, and which is coup... | 11/29/2005 |
| 6098561 | Self-steering system for boats A steering system for a boat includes an auxiliary rudder which is rotatable to effect changes in course of the boat. A servo-pendulum rudder is rotatable by a positioning device. When the servo-pendulum rudder is rotated, it is pivotal transversely to a ... | 08/08/2000 |
| 6098562 | Mounting device for mounting a self-steering system on the stern of a boat A mounting device for mounting a self-steering system on the stern (40) of a boat at a predefined angle determined from the stern configuration and a desired inclination of the self-steering system, comprises a supporting structure (10) for retaining and ... | 08/08/2000 |
| 5931110 | Vessel direction control system for small-scale vessel A fishing boat has a direction sensor disposed at a midship of the boat for detecting as a vessel direction a direction of a bow of the boat, an outboard motor attached to the bow for controlling the vessel direction, and a control unit responsive to a de... | 08/03/1999 |
| 5915322 | Self-steering system for sailboats A self-steering system for sailboats which operates in conjunction with an auxiliary rudder which is independent of the main rudder and which is operated by a double acting hydraulic pump which derives operative power from an impeller system activated by ... | 06/29/1999 |
| 5860842 | Self-steering system for watercraft An automatic controller for the helm of a watercraft uses sensors responsive to starboard and port contacts, with the predominating of the starboard and port contacts signalling the heeling of the watercraft. A transmitter attached to the person of the op... | 01/19/1999 |
| 5309858 | Steering device for sailboats A steering device for sailboats comprises a bracket (11), a rocker (12) pivotally mounted on the bracket and including means for connecting it to a rudder, a servo oar (13) rotatably mounted in the rocker (12), a steering lever (17) mounted on the bracket... | 05/10/1994 |
| 4909171 | Sailboat stopping system The sailboat control device disclosed herein comprises one actuated by the pulling of a pin positioned therein, whose removal therefrom permits a spring controlled switch to be closed so that the position of the boat rudder is determined by the maneuverin... | 03/20/1990 |
| 4886007 | Servomechanism for sailboats Apparatus that maintains a sailboat sail in a position where maximum power is derived from the wind. The apparatus includes a wind vane that responds to directional changes in the wind and sends an electrical signal to a motor that adjusts sail-positionin... | 12/12/1989 |
| 4790255 | Wind and boom direction indicating device There is provided a device useful for adjusting the main sail of a sailboat said device being equipped with apparent wind indicating means and color coded means for indicating desirable position for the boom of said main sail; said device being used alone... | 12/13/1988 |
| 4766833 | Steering gear for a yacht A wind vane steering gear for a yacht comprises a bracket adapted for attachment to the transom of the yacht, a rocker which is pivotally movable on the bracket about a rocker axis in the longitudinal vertical center plane of the yacht, rudder coupling ta... | 08/30/1988 |
| 4481505 | Illuminated mast-top wind indicator An apparent-wind direction indicator for day and night sailing has a hollow conical section with an axial counterbalancing rod extending forward from the apex of the cone. The wind direction indicator is mounted to pivot about a hollow tube extending abov... | 11/06/1984 |
| 4366767 | Steering control system for the steering of a boat A support arm is pivotally supported on the side of a boat for movement from a horizontal to an alternate stowed side position, this arm in its horizontal position extending transversely relative to the longitudinal axis of the boat across the steering de... | 01/04/1983 |
| 4348973 | Motion transfer apparatus for use in self steering apparatus for boats Self steering apparatus for a boat comprising a motion transfer apparatus for converting pivotal movement of a wind vane into rotational movement of a rudder. The latter is located in a support which is pivotable about the fore and aft axis of the boat. A... | 09/14/1982 |
| 4327657 | Sailing craft self-steering system A self-steering system particularly suitable for maintaining a sailing craft such as a yacht on a preselected heading relative to the apparent wind. An oar member which forms a hydrodynamic servo is mounted on a center body for rotational motion. Also sup... | 05/04/1982 |
| 4314518 | Simplified sailing system A method and device are disclosed for sailing a wind-propelled vehicle whereby when a rig positioning indicator identifies the same portion of an identifiable code on a second coded structure that a wind indicator identifies on a first coded structure, th... | 02/09/1982 |
| 4306513 | Weather-vane steering-device and coupling device for use in such weather-vane steering device A weather-vane steering-device comprises a gearbox secured to a boat, a turntable rotatable in the gearbox, a weather-vane rotatable in the turntable, a steering element rotatable in the gearbox, a first differential gear between the weather-vane and the ... | 12/22/1981 |
| 4231308 | Sailing vessel self steerer A self steerer for use in sailing vessels is described. The device comprises a balance reel and associated control lines. The steerer balance reel is mounted on the tiller and uses both sail and rudder corrections simultaneously to keep the boat on a pres... | 11/04/1980 |
| 4220107 | Wind controlled self-steering mechanism A self-steering mechanism for a sailboat is disclosed in which a chain connects the boom to a stabilizer, and transmits a force proportional to the resultant force of the velocity and angle of the wind caught by the mainsail. The stabilizer presses agains... | 09/02/1980 |
| 4193432 | Self-steering apparatus for ships An automatic control device for ships, more especially sailing ships, consisting of a feeler for detecting a difference between an actual value and a required value of the ship's direction and a regulator which is controlled by the feeler and positions a ... | 03/18/1980 |
| 4165704 | Self steering device for sea craft This is an apparatus to provide automatic self-steering for seacraft, particularly high speed sailing craft of the multi-hull type such as catamarans and trimarans which tend to respond instantly to small shifts in rudder angle. It includes a wind vane, m... | 08/28/1979 |
| 4091758 | Wind-control rudder for yachts A wind-operated automatic steering gear for water-going vessels includes a wind vane, a main steering rudder, and a servo-rudder hinged to the rear end of the steering rudder. The wind vane is connected to the servo-rudder to move the latter and correct d... | 05/30/1978 |
| 4080826 | Apparent wind indication device A device for mounting on a sailboat to provide a visual indication of the optimum boat-to-wind angle to achieve maximum distance per unit of time to windward. A pivotally mounted wind vane includes a pair of flexible struts extending outwardly at equal an... | 03/28/1978 |
| 4078511 | Self-steering apparatus for sailboats A wind powered, self-steering device for sailboats of the type employing a main steering rudder and auxiliary steering rudder. The wind vane pivots about an axis that is tiltably adjustable with respect to the horizontal so as to adjust the sensitivity th... | 03/14/1978 |
| 4054101 | Steering vane An apparatus for steering watercraft in response to changes of the wind. The craft is steered by the combination of a horizontal wind vane pivoted about an axis which is 30° to the horizontal, an auxiliary rudder, an extended trim tab, and a cable contro... | 10/18/1977 |
| 4040374 | Automatic pilot for a sailboat An automatic pilot for a sailboat includes a mode switching arrangement which permits a person to operate the sailboat in any one of several modes. One is the STEER mode, a second is the OFF mode, a third is the STANDBY mode, a fourth is the WIND mode and... | 08/09/1977 |
| 4031842 | Boat steering apparatus A wind vane and rudder combination, the vane composed of twin fins which are spaced apart and disposed at opposed angles to each other. The twin fins are supported by a beam which is gear connected to the rudder post. The pivot point of the driving gear i... | 06/28/1977 |
| 3990385 | Self-steering mechanism A self-steering mechanism for a sailboat comprising the combination of a wind vane mounted for rotation about a substantially vertical axis, which wind vane is coupled to a differential hydraulic pressure regulator. A hydraulic motor and pump is provided,... | 11/09/1976 |
| 3983831 | Boat steering device utilizing hydrodynamic servo A steering device which is particularly suitable for the automatic steering of a sailboat on a preselected heading relative to the apparent wind incorporates a hydrodynamic servo device. An oar member which forms the hydrodynamic servo is mounted in a sup... | 10/05/1976 |
| 3972301 | Apparatus for steering a ship An apparatus for automatically maintaining a ship on a pre-selected course in which a trim tab is secured to a rudder. The trim tab contains a motor therein which is responsive to an electric signal such that the motor will actuate the trim tab when a sig... | 08/03/1976 |
| 3943764 | Sailboat steering indicator system An electrical signal in accordance with the direction of the wind relative to the heading of a sailboat is generated by means of a wind direction sensor and a transducer. This signal is fed to a summing device where it is summed in opposite polarity relat... | 03/16/1976 |
| 3942461 | Self-steering device for sail boats A windvane powered, self-steering device for sail boats of the type employing a steering rudder and trim tab. The windvane pivots about an axis that is tiltably adjustable for light or heavy winds. The windvane axis is also rotatably adjustable with respe... | 03/09/1976 |
