Matches 1 - 48 out of 48
Match Document Document Title
7370593 Windsurfing catamaran vessel  
An improved windsurfing catamaran type vessel. The illustrated vessel has an improved steering mechanism that includes a relatively stiff but bendable plastic rod that is directly received within...
7090236 Mounting system, sail, steering mechanism and frame for a landsailer  
A mounting system for a boom ( 14 ) of a landsailer ( 1 ) includes a resilient flexible member ( 12 ), at one end engageable with a rearward portion of the landsailer frame ( 2 ) and at the other...
6938567 Multi-functional sailboard  
A multi-functional sailboard includes a body having a seating section and a dagger. A mast section is connected to the bow of the body and is movable between raised and lowered positions. The mast...
6807919 Mastless kayak sail  
A mastless sail for use in a two-seat kayak is disclosed. The apparatus is designed with a boomstick feature for supporting and controlling the bottom of the sail. The existing kayak paddles...
6695661 Windsurfing board vent plug warning device  
A device installed in the vent hole of a windsurfing board to warn the user that the vent plug is not installed, and the board should not be placed in the water. Additionally, the device has a...
6514115 Line system for steering a kite  
A line system for steering a kite is described, which achieves the five elementary functions for steering a kite (steering to the right, steering to the left, safety function, rearward...
6065416 Wind propelled watercraft  
A wind propelled watercraft system is provided including a floating disk for supporting a user on a body of water. Also included is a sail assembly for driving the user on the floating disk by way...
6032600 Weighted daggerboard stabilizer for wind surfing apparatus  
A wind surfing apparatus formed with a hull supporting a mast and sail includes a removable daggerboard having a weighted mass in a lower end portion thereof to lessen the tendency of the hull to...
6032599 Suspension apparatus for a sailboard  
A suspension apparatus is described for use in the sport of windsurfing. The apparatus reduces loads exerted by a mast member on a sailboard, and includes a shock absorbing system having a...
5566635 Tailpiece for the forked boom of a rig for surfboards  
A tailpiece for a forked boom of a rig for surfboards, comprising a tube bend segment (9), carried by a tube bend (10) to which is fastened bars (3) of the forked boom. On the upper side of the...
5524565 Protective cushion for a sailboat boom  
A cushion for the boom of a sailboat including at least one preformed sleeve or flexible wrap of a soft resilient material which is configured to overly at least the entire opposite side portions...
5451078 Windskiing apparatus  
The invention provides an apparatus for resiliently securing a pair of skis together in generally parallel relationship, and for receiving a sail rig as commonly used on a conventional sailboard,...
5448234 Logical light control for sailing vessels  
It has always been possible, due to operator fatigue or forgetfulness, for a sailing vessel to display a well-defined combination of navigation lights which is incorrect for the current operating...
5435766 Rescue device for sailboats  
A sailboat with a device for retrieving from the water a person who has fallen overboard. The device consists of a crane mounted on strong, cylindrically-shaped metal tubing fitted over the shroud...
5381748 Water sport equipment  
The board member of the water sport equipment includes a steering arrangement and a control for controlling the steering arrangement. The glider member includes a stabilizer extending across a...
5377607 Conversion arrangement for sail board with seat  
A multi-functional accessory arrangement for converting a sail board into a paddling craft, rowing craft or conventional sailing craft consisting of a sail board hull having a multi-functional seat...
5291844 Clew for a sailboard boom  
A clew constructed from carbon fiber composite is provided for a sailboard boom, the clew having a pair of cylinders having longitudinal axes and connected together by a trapezoidal central flange...
5239938 Quick-connect boom end  
A quick-connect, outhaulless boom end is adjustably secured to boom spars of a sailboard boom. The boom end terminates in a forward of leech position with respect to the sailboard's sail. A clew...
5189976 Sail shaping arrangement for sailboards  
A sail shaping arrangement for a sailing craft as a sailboard is described, the arrangement associated with each of the sail battens. The shaping arrangement includes a pair of flexible fingers...
5134952 Sailboard outhaul and downhaul tensioning mechanism  
A fluid pressure member (26 or 26' or 100) is connected between foot portion (3) and upper portion (4) of the mast (3, 20, 4) of a sailboard (1) which, in turn, are connected to the head (6) and...
5060590 Sailing apparatus  
A wind propelled apparatus in which a mast is mounted on a craft and supports an arcuate boom and a sail therebetween. The position of the mast and sail is controllable and maintained directly by...
5001999 Mast brace for a windsurfer  
A mast brace for a windsurfer which takes the form of a cord which is adjustable in length. The mast brace is to be adjustable to various desired degrees of tautness to decrease the amount of...
4964353 Windsurfer sail  
A windsurfer sail where the top section of the mast of the sail is arcuately curved a substantial amount where the longitudinal center axis of the top edge of the mast is parallel to the upper...
4926774 Wind propelled apparatus  
A wind propelled apparatus is disclosed which includes a surfboard having a wind-propulsion sail adapted to receive wind for motive power, and a training sleeve which surrounds a substantial...
4926772 Emergency paddle kit  
An emergency paddle kit for sailboards is disclosed. The kit comprises at least one shaft which has a paddle blade attached to one end, which shaft is releasably attached to the boom of a...
4875424 Sailboard construction  
A sailboard is disclosed of the type having a mast pivotally connected to a board, a boom connected at one end to the mast and a sail tensioned by out haul and down haul lines. A down haul tie down...
4838189 Mast attachment for quick connect and disconnect  
A readily detachable and fully rotatable coupling between a mast and sailboard is described, comprising a male portion with a circumferential groove, and a female portion with a recess to receive...
4815407 Rigging, in particular for a sail board  
Rigging for nautical or terrestrial craft comprising a sail (1) integral with a mast hinged to the craft. According to the invention, the sail (1) is stretched onto symmetrical uprights (2) which...
4785755 Sail board handgrip  
A handgrip extension to be attached to the boom of a sailboard is disclosed. The extension permits the user to confortably grip the forward end of the boom to minimize injury and discomfort while...
4733624 Flexible wing rib sail  
A sail on a cylindrical mast provides an aerodynamically shaped leading edge automatically oriented into relative wind, and a smooth shape behind the mast automatically adjusting for changes in...
4671199 Rig for a windsurfing board  
The invention relates to a rig for a windsurfing board in which the clew (8) of the sail (2) prior to tensioning and trimming of the sail (2) is fixed in location in a stern fitting (10) of the...
4593638 Arrangement and method for achieving an aerodynamic mast profile for sailcraft  
An arrangement is disclosed which secures the sail to the mast of a sailing craft to achieve an aerodynamic profile about the mast while allowing curvature in the mast for optimum sail profile. The...
4546720 Connecting device between the wishbone and the mast of a sailboard  
The present invention relates to a connecting device between the wishbone 7 and the mast 2 of a sailboard, characterized in that it comprises a substantially V-shaped element 8 pivoted on each of...
4539926 Board-like floating body  
A board-like floating body has a fixed mast, a swingable sail fastened to the mast, and an outrigger which is arranged so as to be swingable about an axis perpendicular to the upper side of the...
4534305 Sail ski device  
A sail ski device in which the skis (4) have a longitudinal section incurved from the center to the ends, the ends having each a nose (5). The central portion of each ski (4) is provided with a...
4526120 Mast base structure for a sailboard  
The invention refers to a mast base structure for a sailboard including a connecting member located below a mast base lower section supporting a universal joint. The connecting member forms the...
4516873 Sailboard boom-to-mast connector  
For joining a wishbone boom to the mast of a sailboard there is provided a connector having a body to which is pivotally joined a pair of sockets for receiving the mast ends of the wishbone, the...
4505216 Apparatus for piloting sailboards  
A sailboard with an upstanding mast and a wishbone boom surrounding the mast and extending a sail connected to the mast, is provided with an elongated flexible element secured at its ends one on...
4501214 Mast for a sail  
Mast (1) having essentially a rectangular cross-section with rounded narrow sides, preferably made in sandwich-type construction from integrally fiberglass-reinforced polyurethane structural foam...
4473022 Sail construction  
A hand maneuverable sailing rig includes a sail construction having a mast, a sail attached thereto and a bowed, wishbone boom encircling the mast and sail. The wishbone boom is attached to the...
4466372 Lateen rigged sailing board  
An improved lateen rigged sailing board is disclosed that basically combines a sailing board with a mast mounted thereon which is swivelly mounted to the upper surface of the sailing board, and...
4462327 Mast foot for sail boards  
A mast foot for sail boards having a universal joint for connection of the mast through the mast foot, with the sail board hull. The universal joint is joined up by way of a middle pin forming part...
4418631 Apparatus for controlling a wind propelled sailing device  
A wind propelled sailing device, such as a wind surfer, having a hull and a mast pivotally attached thereto with a substantially lateral boom extending from the mast and a sail for receiving wind...
4365570 Sail system for sailboards  
In accordance with one aspect of the disclosure, the sail portion of a sailboard has upper and lower sections, and the lower edge (foot) of the upper section is lapped relative to the upper edge...
4094262 Icecraft  
An icecraft has a base provided with a plurality of ice-engaging runners. A sail-surfing rig including an articulated mast carrying a triangular sail held in place by means of a bow-type boom is...
4037553 Apparatus for connecting a sailing mast to a sailing board  
The foot of a mast is connected to a sailing board on which the user stands while also holding the mast during sailing. The location of the connection is variable longitudinally of the board during...
3982766 Wind-propelled skateboard  
The invention is a wind-propelled skateboard which includes a body member having roller bearing wheels adapted for transporting a skateboarder over a concrete or asphalt surface, a mast, which is...
3742886 CATAMARAN  
A pontoon water craft, the pontoons of which are connected together by a parallelogram linkage. The sailor of the craft stands upon the parallelogram linkage carrying a hand sail, and steers the...
Matches 1 - 48 out of 48