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| Number | Title | Issue Date |
| 4911093 | Rigging and sail system for sailboat A rigging and sail system for a sailboat including a rotatable mast having mounted thereon for rotation therewith, a pair of upper and lower booms extending transversely of the mast. The booms are connected to the mast through upper and lower tension memb... | 03/27/1990 |
| 4905922 | Device for rotating a rolling-up/unrolling support, especially for a rolling-up/unrolling tube for a nautical sail The invention relates to an apparatus for rotatably driving a winding-up/unwinding support, particularly a winding-up/unwinding tube for a sail. This apparatus comprises a transmission shaft (7) having an upper extremity provided with means for fixation (... | 03/06/1990 |
| 4879961 | Sail airfoil device An airfoil device includes an inflatable structure for attachment to an existing sail to form a sail assembly. The inflatable structure is dimensioned and arranged to extend over a substantial portion of the existing sail and a valve arrangement is includ... | 11/14/1989 |
| 4823718 | Spin tack control A device which allows hanking characterized by improved apparatus in a boat with a conventional mast, a plurality of lines and accessories, roller furling jib headsail, comprising a large diameter ring disposed about the furling jib system and furled said... | 04/25/1989 |
| 4811677 | Rig for a sail carrying boat A rig for a sail-carrying boat comprises a mast having an axially-extending luff track, a sail having a bead-shaped luff formed by a longitudinally folded flat ribbon sewn to the front edge of the sail cloth, the bead-shaped luff being inserted in the luf... | 03/14/1989 |
| 4751890 | Boat sails mounted on winding booms The invention relates to an improvement in boat sails, which consists in providing one of the faces of the sail, and over at least part of the length of its leech, with a flat reinforcement which is thick with respect to the sail, and which is made from a... | 06/21/1988 |
| 4750879 | Bearing arrangement A bearing which is to be acted upon by an axial load applied at a point radially displaced outside the bearing and which provides even load distribution. A number of bearing supports are distributed around the circumference of the bearing and are so arran... | 06/14/1988 |
| 4748926 | System for changing the outline of a sail being wound up to reduce its area A sail maneuverable through the rotation of a rolling and unrolling structure to which the sail is anchored along an anchorage edge. A sheath surrounds the rolling structure and engages the sail at opposite sides along a coupling line spaced from the anch... | 06/07/1988 |
| 4724787 | Device for furling a sail of a ship on a boom This device for furling a sail of a ship on a boom (1) connected to a mast (2) by means of articulation means (3) and mounted so that it can rotate about itself, comprising means for driving the boom (1) in rotation (7) in order to furl the sail on the la... | 02/16/1988 |
| 4723499 | Furling system for sailboats A roller reefing system for use on the existing forestay of a sailboat such that it surrounds the forestay when installed and in use. The system includes a furling member which is composed of a plurality of indentical cross section members, each of which ... | 02/09/1988 |
| 4702191 | Sail device A sail device characterized in that a sail frame is formed of upper and lower horizontal beam members fixed horizontally to a mast and linealy bent at bending points, holding pillars that are rotatably supported at the above mentioned bending points by th... | 10/27/1987 |
| 4671198 | Multi-hull, anti-capsizing sailboat A three hulled sailboat consists of a tripod frame having three generally horizontal spars which define support points at their distal ends. During the sailing of the boat, one support point is always toward the windward, and the other two support points ... | 06/09/1987 |
| 4671200 | Sail furling apparatus An apparatus for furling a sail on a sailboat having a mast includes a stay extending between the deck and the mast on the sailboat, a hollow shaft loosely fitted over the stay and supporting the side edge of the sail, the hollow shaft being rotatable abo... | 06/09/1987 |
| 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 accommodate a stay, and the external one having two longitudinal s... | 01/20/1987 |
| 4633798 | Sailboat battens A sail batten suitable for roller-furling and composed of one or more long thin elements of a material possessing great stiffness and yield strength. The elements are formed so that their longitudinal cross-section is smoothly curved. Consequently this ba... | 01/06/1987 |
| 4620498 | Device for limiting the rotational movement of the external part of the swivel of a sail roller for sailing boats A device for limiting the rotational movement of the outer part of the swivel of a sail roller equipping a sailing boat comprising at least a mast, a stay cable having an end portion adapted for connecting the stay to the mast, and a halyard fixed to the ... | 11/04/1986 |
| 4597347 | Roller boom reefing and hoisting of a sail Mechanism for hoisting and reefing a sail on a sailing vessel wherein the foot of the sail is connected along its length to a roller boom, and wherein the hoisting and reefing of the said sail is effected by halyard means passing over a pulley at an upper... | 07/01/1986 |
| 4573424 | Sail shortening roller for sailing boats A sail shortening device for rolling up a sail on a tubular element mounted for rotation about a rigging cable of a sailing boat which comprises at least two tubular sections connected end to end for forming said tubular element, at least one shaped conne... | 03/04/1986 |
| 4567839 | Sail furling strip A strip which is attached to or formed with a sail, adjacent the luff edge thereof, and which improves the furling operation relative to the sail and permits improved mast design.... | 02/04/1986 |
| 4557213 | Apparatus for furling sailboat jib Apparatus for furling a sailboat jib about a forestay with a cylindrical sleeve mounted about the forestay to which the jib is attached, a deck mounted rotary actuator for rotating the sleeve to furl the jib, a manually operated gear box, and a flexible s... | 12/10/1985 |
| 4526122 | Load distribution and anti-sag means for luff furling sails Luff furling main and head sails are subject to sagging-off to leeward in heavy winds thereby decreasing the aerodynamic efficiency of the sails. The invention diminishes or eliminates this problem by providing a strip of sail cloth which may be interpose... | 07/02/1985 |
| 4503797 | Sail rolling and storing device A device for rolling and storing a sail associated with a rolling boom, including a sheath of deformable material encircling the boom and provided with rigid edges defining a slit for passing the sail therethrough, wherein the sheath is carried by the boo... | 03/12/1985 |
| 4487148 | Sailboat A sailboat has a rotatable mast having a pivot mast for holding a sail and a slat member broadening backward from a leading edge to have a streamline section of a wing section together with the pivot mast and arranged along the pivot mast. The mast is rot... | 12/11/1984 |
| 4480570 | Mainsail furling mast assembly and mast construction therefor A mainsail furling mast assembly utilizes a mast having a cross section providing a C-shaped outer wall and a transverse wall defining a rearwardly opening compartment in which is disposed a furling element about which the mainsail may be furled. The open... | 11/06/1984 |
| 4383492 | Furling sail with protective panels A triangular sail is provided with vertical seams and panels at the leech and foot to protect the sail upon furling around the luff, the foot panel also serving to impart shape to the sail.... | 05/17/1983 |
| 4376417 | Forestay connector An improved stay includes an aluminum rod member. A terminal fitting located at each end of the rod member connects the rod member with the sailboat. The connection between the rod member and the terminal fitting is made by deforming a stainless steel sle... | 03/15/1983 |
| 4345534 | Sail rigging system A sailing rig for driving a vessel which permits efficient operation at headings very close to the wind, comprising a plurality of jib sails arranged so that the camber of the jibs is between 12 and 25%, preferably between 14% and 20%, most preferably bet... | 08/24/1982 |
| 4324192 | Devices for setting a sail Fittings for ships, in particular for sailships. The device is characterized in that it comprises, for sliding and support of a bolt rope, a bolt rope tunnel extending between the top of the mast and the point of a boom which is closest to the mast, but l... | 04/13/1982 |
| 4267790 | Sail furling and reefing apparatus Apparatus for supporting and furling a sail wherein a hollow mast having a chamber therein is provided with a slot leading into the chamber and a rotatable inner mast in the chamber arranged to bear the weight of the sail in compression. Rotating the inne... | 05/19/1981 |
| 4267791 | Jib roller systems A device for positioning, maintaining, and rolling a headsail on a sailing vessel having a fixed stay adjacent the sail and a halyard for raising the sail includes a tubular mandrel adapted to rotate on the stay. The mandrel is formed by a plurality of ma... | 05/19/1981 |
| 4266495 | Apparatus for supporting a sail Apparatus for supporting a sail is provided whereby the sail is hoisted by a halyard, and latched in the fully hoisted position. The halyard is then disconnected from the sail leaving the sail free to rotate, for reefing or furling purposes independently ... | 05/12/1981 |
| 4254543 | Method of making forestay connector An improved stay includes an aluminum rod member. A terminal fitting located at each end of the rod member connects the rod member with the sailboat. The connection between the rod member and the terminal fitting is made by deforming a stainless steel sle... | 03/10/1981 |
| 4250826 | Roller furling structure An improvement upon U.S. Pat. Nos. 3,789,790; 3,749,043; and 3,980,036 employs a winch mounted on the furling drum to tighten each halyard. The winch has teeth resembling pinion gear teeth which engage the openings in a stainless steel roller chain, the u... | 02/17/1981 |
| 4248281 | Roll-reefing jib sail In the roll-reefing job sail system disclosed herein, a luff foil, grooved to receive a bead on the luff edge of a jib, is employed to roll up the main portion of a jib sail. The head and tack, however, are not fixedly attached to the luff foil but, rathe... | 02/03/1981 |
| 4240369 | Mainsail and/or mizzensail furling device The invention as disclosed provides an improved mainsail and/or mizzensail furling device for use on sailboats and includes a furling drum mounted on the gooseneck connecting the boom to the mast. An upper masthead holding device is movably mounted relati... | 12/23/1980 |
| 4196687 | Roller reefing system A roller reefing system for reefing any sail (e.g. main, mizzen, staysail, jib or genoa) of a sailboat is disclosed which includes an elongated insert element operatively connected to the luff or leading edge of the sail, and having a predetermined contin... | 04/08/1980 |
| 4149482 | Aerodynamic mainsail and furling device A sleeve is rotatably mounted on the hull of a vessel on a generally vertical axis and contains and completely supports the mainsail rollably furled or partly furled about a generally vertical axis. The sleeve is aerodynamically formed with a forward curv... | 04/17/1979 |
| 4122793 | Mainsail and/or mizzensail furling device The invention as disclosed provides a mainsail and/or mizzensail furling device for use on sailboats and includes a furling drum mounted on the gooseneck connecting the boom to the mast. An upper masthead holding means is movably mounted relative to the m... | 10/31/1978 |
| 4116152 | Reefing apparatus for a sailing ship Reefing apparatus for a sail of a sailing boat makes use of a hollow boom for the sail. The boom has a lengthwise slit in the top extending over the length of the sail footrope and contains a tubular shaft which can rotate within the boom and to which the... | 09/26/1978 |
| 4080917 | Roller furling mechanism The jib furling mechanism is located beneath the junction of the bridle wires which hold the forestay to permit the forward portion of the foot of the jib to extend to the bridle junction and increase jib area. The bridle wires are joined by a structural ... | 03/28/1978 |
