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Class 114/39.27 - With connecting means as three-dimensional frame with vertically spaced apex (e.g., tetrahedral frame, etc.)


Subclass of Class 114 - Ships
Definition: Subject matter wherein the hulls are interconnected by an
No. of patents: 17
Last issue date: 09/11/2007


NumberTitleIssue Date
7267065Sailing vessel with lateen sail rigging
A lateen rigged sailing vessel having a mast; a luffspar; a boom; a pair of lateral struts; and a lateen sail, has a lower end of the mast mounted forward on the vessel and positioned on the vessel's longitudinal center line in a canted fashion raked aft. The boom i...
09/11/2007
7055446High-Froude hull ship
A large-waterplane-area ship operable to efficiently operate at a high-Froude velocity. In one embodiment of the invention, a large-waterplane-area ship includes a hull structure having a plurality of exclusive hull portions protruding from a main body of the hull s...
06/06/2006
6959659Articulated sailing watercraft
In a sailing catamaran provided with a forwardly directed pivoted arm carrying at the free end a third pontoon into alignment in front of either of the catamaran hulls a triangular truss assembly is provided bridging across the hulls. The apex of the truss assembly ...
11/01/2005
5313908Car topable catamaran with collapsible frame and universal tiller/rudder-mast daggerboard mounting constructions
A catamaran has a collapsible frame and a pair of elongated pontoons spacedly secured in collapsible frame. The frame includes fore and aft cross bar sub-frame members and a pair of longitudinally extending sub-frame members and a support platform support...
05/24/1994
5134950Sailboat
A sailboat having a tetrahedral frame formed of six beams, three of which form the triangular deck with three hulls disposed at the vertices of the triangular deck extending outward from the plane of the deck. Two masts are formed by two of the three beam...
08/04/1992
5022338Configurable wind powered vessel
Four spars project downward and outward from a common juncture; a mast projects upward from the same juncture. Adjustable cables interconnect all the distal ends to each other. Thus a uniquely strong and light pentahedral-shaped space frame is provided. A...
06/11/1991
4777897Self-steering wind propelled watercraft
A wind propelled watercraft having a substantially tetrahedral frame and having three buoyant support members together forming an equilateral triangle connected thereto. Tethering assemblies are is provided for flexibly connecting the buoyant support memb...
10/18/1988
4757777Ultralight waterborne vessel and sail
A colapsible light and strong vessel adapted for movement over water having a substantially terahedral frame comprising three elongated rigid members each connected to a buoyant hull and which meet at a common juncture, the hulls are configured such that ...
07/19/1988
4708075Multi-hull sailboat with fixed airfoils
A three hulled sailboat consists of a tripod frame having three downwardly inclined 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 a...
11/24/1987
4690086Water sailing craft
A watercraft comprising a plurality of spaced-apart flotation members a corresponding plurality of elongate spar members, and a main mast. The spar members and the main mast each have opposite proximal and distal ends. A juncture means receives the proxim...
09/01/1987
4671198Multi-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
4603648Watercraft with at least two twin hulls
The invention relates to a catamaran-type sail boat comprising several inclined mast-like elements rotatively mounted at their lower ends and upper ends respectively by appropriate lower connecting mechanism and upper connecting mechanism, the masts being...
08/05/1986
4524709Collapsible wind propelled water craft
A collapsible wind propelled watercraft adapted for movement over water having a substantially tetrahedral frame comprising three substantially equidistantly spaced support members adapted to engage and be supported on the surface of the water, four subst...
06/25/1985
4333412Spar juncture structure for wind propelled craft
A wind propelled craft adapted for movement over water or ice having an equilateral tetrahedral frame comprising three substantially equidistantly spaced support members adapted to engage and be supported on the surface of the water, four substantially ri...
06/08/1982
4326475Sailboat
A sailboat having a triangular frame formed of three beams forming the sides of that frame and three pontoons or hulls disposed at the vertices of the triangle and extending outward from one side of the plane of the triangle. A mast extends outward from t...
04/27/1982
4316424Wind propelled craft
A wind propelled craft adapted for movement over water or ice having an equilateral tetrahedral frame comprising three substantially equidistantly spaced support members adapted to engage and be supported on the surface of the water, four substantially ri...
02/23/1982
3991694Wind-propelled apparatus
Wind-Propelled craft including a transport carrying a sail and including a support vehicle pulled by the transport. The support vehicle is pivotally secured to the transport. The transport and sail turn as one unit relative to the support vehicle about an...
11/16/1976
 
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