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| Number | Title | Issue Date |
| 7658160 | Asymmetrical sail fabric A sailcloth in roll good form permits efficient and cost effective construction of cross cut and vertical cut, laminate sails based on “off-angle,” (asymmetrical) load bearing fibers. The sailcloth also may include a conventional warp and fill thread or fiber la... | 02/09/2010 |
| 7490570 | Asymmetrical sail fabric A sailcloth in roll good form permits efficient and cost effective construction of cross cut and vertical cut, laminate sails based on “off-angle,” (assymetrical) load bearing fibers. The sailcloth also may include a conventional warp and fill thread or fiber la... | 02/17/2009 |
| 7383783 | Apparatus and method to make a sail and relative sail made A sail having at least three tops and three corresponding edges opposite the tops and comprising a plurality of panels each of which in turn comprises two outer covering layers, between which a plurality of reinforcement elements are positioned which define, in thei... | 06/10/2008 |
| 7305927 | Asymmetrical sail fabric A sailcloth in roll good form permits efficient and cost effective construction of cross cut and vertical cut, laminate sails based on “off-angle,” (asymmetrical) load bearing fibers. The sailcloth also may include a conventional warp and fill thread or fiber la... | 12/11/2007 |
| 7104210 | Asymmetrical sail fabric A sailcloth in roll good form permits efficient and cost effective construction of cross cut and vertical cut, laminate sails based on “off-angle,” (assymetrical) load bearing fibers. The sailcloth also may include a conventional warp and fill thread or fiber la... | 09/12/2006 |
| 7051666 | Composite iso-stress sail structure and method for making A composite iso-stress sail structure comprises a sail body having an expected iso-stress line, when in a chosen sail shape and under a loading within a chosen range of loadings. An iso-stress element is laminated to the sail body material to create an iso-stress po... | 05/30/2006 |
| 6925950 | Composite iso-stress sail structure and method for making A composite iso-stress sail structure comprises a sail body having an expected iso-stress line, when in a chosen sail shape and under a loading within a chosen range of loadings. An iso-stress element is laminated to the sail body material to create an iso-stress po... | 08/09/2005 |
| 6382120 | Seamed sail and method of manufacture A seamed sail made from a full size precursor sail of yarn oriented load path specific type which is thereafter cut and seamed; a method for making the sail and an apparatus for it.... | 05/07/2002 |
| 6311633 | Woven fiber-oriented sails and sail material therefor Fiber-oriented sails, including a method of manufacture, wherein woven, laminated panels of oriented fibers are of oriented fill yarns, e.g., in a woven cross-cut panel and the fill yarns, from panel to panel define load paths such as from head to clew an... | 11/06/2001 |
| 6302044 | Multisection sail body and method for making A sail body (3), which can be finished along its edges and corners to create a finished sail (2), includes a number of sail sections(46) joined along their edges (47). Each sail section includes a reinforced material (20) laminated between first and secon... | 10/16/2001 |
| 6302045 | Three layer molded sail construction A triangular sail is made by laminating three triangular layers of reinforced film together on a mold to provide a one piece molded sail. Each layer is made up of a plurality of triangular pieces which radiate out of one of the three corners of the sail, ... | 10/16/2001 |
| 6237521 | Sailcloth arrangement for sails of water-going vessels A sailcloth arrangement for a sail of a water-going vessel has a sailcloth base and flexible solar cells attached to the sailcloth base. The flexible solar cells have a flexibility matching the flexibility of the sailcloth, and the flexible solar cells ar... | 05/29/2001 |
| 6202582 | Asymmetrically shaped sailboat A sailboat symmetrical in the longitudinal direction, but asymmetrical in a cross-sectional plane perpendicular to the longitudinal axis. The sailboat includes a main hull, a mast, a yardarm pivotally attached to a head of the mast, and a sail attached to... | 03/20/2001 |
| 6112689 | Sail body and method for making A sail body (3) includes first and second skin layers (40, 42), each skin layer having an outer film (22) at an outer side (34) and reinforcement elements (28, 30) at an inner side (36). The skin layers are laminated with the inner sides abutting to form ... | 09/05/2000 |
| 6112688 | Sail for a wind-powered vehicle A sail for a wind powered vehicle such as a surfboard, sailing boat or the like is provided wherein a sail is connected along its front edge to a mast and wherein the said at its clew or at its lower edge is connected to a boom. The boom is connected in a... | 09/05/2000 |
| 5732643 | Sail for wind-powered conveyances A sail includes a headsail and a mainsail each having leading and trailing edge portions with the headsail trailing edge portion being disposed adjacent the mainsail leading edge portion. The headsail is pivotable relative to the mainsail and is restricte... | 03/31/1998 |
| 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, the mast is provided with at least two opposed, parallel lo... | 12/21/1993 |
| 5038700 | Novel sail construction and sails made accordingly An improved sail of thread and polymer film construction including for panels and at corners of sail foam layers; novel batten pocket construction includes foam-film combinations.... | 08/13/1991 |
| 4953489 | Triradial sail panel configuration without bias edges A sail comprises a number of pluralities of radial panels. Each panel comprises a pair of lengthwise parallel edges. Each of the pluralities is oriented to radiate from a corner of the sail. The panels of each plurality are oriented and angled to each oth... | 09/04/1990 |
| 4706591 | Sail system with adjustable sail area A sail and mast assembly for a sailboard, includes a main sail section and one or more removable sail sections attachable to the foot of the main sail section, thereby to provide a sail with adjustable sail area to suit varying wind conditions. The assemb... | 11/17/1987 |
| 4672907 | Sails The luff area of a sail is stabilized by arranging the directional stability of the sail material to help support the load on the luff area of the sail between the head and the tack. Different sail constructions utilize triangular or trapezoidal panels al... | 06/16/1987 |
| 4612868 | Sail system with adjustable sail area A sail and mast assembly for a wind-driven craft, such as a sail board, includes a main sail section and one or more removable sail sections attachable to the foot of the main sail section, thereby to provide a sail with adjustable sail area to suit varyi... | 09/23/1986 |
| 4512276 | Sailboard rig A sailboard rig has a mast and a boom running aft from the mast for holding and moving the sail. The boom is more specially in the form of a wishbone boom with the sail in its opening. The mast has a mast foot joint such that it may be turned and heeled o... | 04/23/1985 |
| 4476799 | Sails This invention is an improved sail which uses wedge-shaped panels on the luff with warp threads running the length of the wedges. By properly proportioning the wedges, luff tension is distributed through the centroid of the jib triangle and thus controls ... | 10/16/1984 |
| 4449467 | Variable weight cloth roller-furling sail A Roller-furling sail both main sail and head sail, such as jibs or genoas, are constructed in the reverse miter cut or Scotch cut. The sails are constructed of sail cloth panels to the luff with one mitered seam bisecting the angle made by the panels tha... | 05/22/1984 |
| 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 |
| 3974791 | Sails and method of manufacture Sails for sailcraft, e.g., one-design racing sailboats, are made by forming a plurality of cloth panels by cutting all edges of each panel from a bolt of cloth according to predetermined rectangular coordinates, creating marks on the panels defining fair ... | 08/17/1976 |
| 3954076 | Reinforcing patch for sails and method of making same Reinforcing patch for corners of sails, particularly clews and tacks, comprised of substantially rectangular patch panels fanned outwardly from the grommets at the corners of a sail, the outer edges of the patch panels defining chords of a substantially c... | 05/04/1976 |
