Matches 1 - 50 out of 51 1 2 >


Match Document Document Title
7975635 Furling and unfurling device for asymmetric sails  
An asymmetric sail furling and unfurling device comprises a tubular outer foil and an inner stay foil, the inner and outer foils providing a foil assembly adapted to transmit a torque for furling...
7621509 Device for guiding the bolt rope of a sail  
The invention relates to a device for guiding the bolt rope of a sail. The inventive device (6) comprises two curved jaws (9, 10) which are fixed to one another around a pivot point (11). The...
7096812 Aerodynamic headstay foil  
A foil for the headsail of a sailboat for use with a headstay has an aerodynamic shape. It includes a headstay channel for containing the headstay, which may be snapped into place in the channel....
6769374 Apparatus and method for guiding and hoisting a sail  
An apparatus and method for guiding a sail while it is being hoisted on a sail-powered marine vessel are disclosed. The apparatus is a pre-feeder or feeder for use on a forestay, mast, or...
5787830 Sail slide  
A track slide intended to be moved along a track, particularly a mast or boom, having a groove with an enlarged inner portion and a narrow slot defined by two opposite walls of the track. The...
5706750 Sailboat single-handed reefing system  
A single-handed reefing system for a sailboat including a sail, halyard, reefing line and winch mechanism. The reefing line is secured to the leach of a flexible sail approximately half the...
5638763 Corner reefing sail  
A sailing rig (20) has a sail cloth (26) adjustable in area by folding of the aft corner of sail (26), a clew sail (38). Sail cloth (26) is redesigned so clew sail (38) is not a structural part of...
5636584 Lief furling system for gathering flexible material  
A system for gathering cloth, intended for but not limited to sails. A web of vein lines (11) are connected a piece of flexible material in strategic positions depending on the size and cut of the...
5562063 Sail support device  
Sail support device comprising a plurality of slides (1) adapted to be retained to a sail (21) by webbing (8A). The slides (1) are accommodated in a groove (3) of a track member adapted for...
5474010 Sail gathering system  
A dropped sail is gathered along a boom extending generally horizontally from a mast upon which the sail can be raised during sailing, the mast being supported by a lateral stays. On each side of...
5463970 Furling foil for sailing vessel  
A furling foil rotatably mounted on a stay of a sailing vessel carries the forward edge of the sail, and the foil is rotated to furl the sail. The foil is of composite construction and has an...
5413061 Masthead spinnaker halyard turret and method  
A spinnaker halyard turret is affixed to a sail boat's masthead permitting a spinnaker halyard to be lead from within the mast through an exit tube at the top of the mast; then over a pair of...
5327842 Sail control system  
A device for keeping a lowered sail on the boom, preventing it from falling to the deck, the device being so constructed that it can be deployed for use when lowering the sail, and retracted to...
5271349 Wing sail structure  
A wingsail structure wherein the sail comprises a plurality of ribs encircling the mast and is guided slidably along the mast. A fabric skin is wrapped around the ribs. In a preferred embodiment,...
5263429 Airfoil sail  
Airfoil sail for a sailboat of which the length-adjustable mast consists of several telescoping pipes 12, 18, 20 holding individually raised or reefed sail crossbeams 44, 48, 52 with sail...
5115755 Quick attachment release jib handling and stowage system  
A sail magazine and rigging device for automatically rigging and stowing a stay sail, comprising a elongated flat member having a spear-shaped blade section for catching and opening sail hanks and...
5076187 Sails away  
A device for gathering in and folding the mainsail on the boom of a sailboat. Four battens are inserted into the slots of the batten holders, which are secured to the boom with fasteners, forming...
5048443 Sail handling system  
The specification discloses a sail handling system having a series of lines interwoven through a sail, and lines passing through grommets on the sail to prevent the sail from falling freely down...
4951589 Mainsail construction facilitating airflow thereover  
An improved mainsail construction having a barrier extending laterally outward from the mainsail and the mainsail boom to prevent flow of air from the high pressure side to the low pressure side...
4905621 Sail changing cartridge  
A sail changing system wherein the sail is controlled by slides which are attached to the lufftape by short cords, which slide along beside the lufftape in a grooved track on the foil when the...
4838192 Marine sails with battens and furling systems therefor  
A marine sail having a pocket, or double ply section, at the luff and a plurality of elongated battens which are attached to the sail at the leech and which extend forwardly along the sail and...
4838191 Low-drag sailboat mast  
A mast for a sailboat includes a plurality of spaced parallel bars arranged as a polygon in cross-section wherein the bars are of a size to permit air flow therebetween and being oriented such...
4796554 Sailboat  
The invention relates to a sailboat in which the hull is defined by cross-sections forming equilateral triangles standing on one tip with convex sides and which continuously decrease in size...
4745871 Method and apparatus for covering and containing a sail  
A sail cover apparatus and method for completely covering a sail that is slidably supported on the mast and boom of a sailboat wherein a pair of elongated flexible cover halves are provided having...
4688506 Boat sail control system  
System for controlling a boat sail as it is dropped, the sail being made of flexible material and being folded to lie when it is a mainsail, for example, on top of the boom of the boat. One or...
4669407 Body sail  
A body sail device mountable around the body of a user for propelling the user through the water. The body sail includes an upstanding mast and a mounting member attachable on the body of the user...
4637334 Roller furling element for boats equipped with sails  
The roller furling element of this invention is formed by a single piece profiled member extruded from aluminum and includes: two concentric cylindrical tubes, the internal one being adapted to...
4619216 Sailboat luff system  
Sailboat luff system including a longitudinal one-piece extruded luff member, a feeder secured about the luff member, a spacer, and a prefeeder all positioned from top to bottom along a forestay...
4606292 Apparatus for reefing sails on a boat and specially-designed boom including such an apparatus  
Apparatus for reefing sails on a boat and specially-designed boom including such an apparatus. The hollow boom extrusion houses at least one traveler block with two pulley wheels, over which pass...
RE31829 Two groove headstay  
A double-groove headstay for sailboats, the grooves adapted to receive and retain jib boltropes so that a second jibsail can be hoisted while the first is still set. The second sail can be set and...
4487147 Continuous reefing system  
A sail is reefed by a single continuous reefing line which passes from the boom through a leech cringle then down parallel to the boom and then upwardly through a block affixed to a luff cringle....
4474127 Working sails and method for furling them while aloft  
Working sails are simultaneously furled and bagged by providing at the head of the sail a collapsed bag which is open at its foot end and has two forward edges each slidably attached to, e.g., a...
4354444 Sail handling apparatus  
Sail handling apparatus that includes a pair of aligned generally triangular panels secured along a boom and to a portion of the mast above the boom. The panels normally straddle the boom to...
4350109 Winding arrangements  
A winding arrangement suitable for sheeting in a sail of a yacht comprising a winch drum and a piston cylinder assembly having a double-acting piston which is reciprocable within a cylinder. A...
4347799 Sail catcher  
Apparatus useful in combination with a sailboat boom for forming a basket-like structure positioned to catch a sail as it is being lowered. More particularly, the sail catching apparatus disclosed...
4340005 Luff feeder assembly for grooved jibstay foils  
An assembly for feeding the luff of a jibsail into a grooved foil mounted on the headstay of a sailboat comprises a grooved feeder and prefeeder adapted to be removably mounted on the headstay....
4280431 Device for supporting and storing the mainsail of a sailboat on the boom thereof  
A device for supporting and storing the mainsail of a sailboat on the boom thereof comprising one or more support members composed of a resilient material having resilient clamp apparatus at a...
4236475 Sail feeder  
A sail feeder for mounting on a mast formed with a sail receiving slot, said slot having an enlarged entrance for receiving the bolt rope of a mainsail, includes a rigid plate having a pair of...
4228755 Sail supports  
A yacht foresail or mainsail support and change-over device. The support comprises at least two tracks on which said slides are slidingly captivated. The support is mounted against longitudinal...
4211179 Columnar structure  
A hollow columnar structure fabricated from at least two, part-oval, extruded aluminium sections and intended for use as a sailing vessel mast or boom, a lamp standard or as piping. The sections...
3958523 Sail hoisting, supporting and furling apparatus  
A sailboat forestay or headstay assembly for hoisting, supporting and furling a jib, including a roller furling unit, a wire secured at its lower end to this unit and at its upper end to a swivel...
3948200 Jib sail system  
In the jib sail system disclosed herein, the luff edge of a jib is provided with a bead of relatively small diameter backed up by a rib of relatively large diameter. In operation, the small bead...
3927633 Sheath for a staysail of a boat  
A sheath for a staysail of a sailing boat comprises two boltrope tunnels located on opposite sides of a passage for a stay. The sheath is assembled from a plurality of identical mating sections...
3851609 TWO GROOVE HEADSTAY  
A double-groove headstay for sailboats, the grooves adapted to receive and retain jib boltropes so that a second jibsail can be hoisted while the first is still set. The second sail can be set and...
3851608 STREAM-STAY  
The specification and drawings disclose an improved stay arrangement and method of using the same. One embodiment of the disclosed apparatus comprises an extruded aluminum forestay member mounted...
3802373 ENCAPSULATING SLEEVE FOR HEADSTAY OF A SAILBOAT  
The leading edge of a sail, particularly a jib sail of a sailboat, is supported along the length of a headstay by an encapsulating sleeve embracing the headstay and having a through slot along its...
3800728 MEANS FOR ATTACHING STAYSAILS TO STAYS  
This invention describes means for attaching a staysail, constituting one component, to a stay (constituting a second component) in a sailing vessel. One of these components is fitted with a...
3789790 SYSTEM FOR REEFING AND FURLING SAILS  
Spool sections are rotatably mounted on the jib stay. Each section is formed of two identical halves which are fixed together by screws or clips. The two parts in cross-section are formed with a...
3759210 SAIL GUIDE SYSTEM  
In the system disclosed herein, a generally C-shaped sail guide member, used for leading a bead on the luff of a sail into a keyway, is arranged so that the open side or gap in the C can face to...
3658025 JIB SAIL RAISING SYSTEM  
For use with the sail raising system disclosed herein, the luff edge of a jib sail is provided with a bead, by means of which the luff may be retained. This bead is held within a jibstay or...

Matches 1 - 50 out of 51 1 2 >