Class 114/43 - ICE BOATS

Subclass of Class 114 - Ships
Definition: Boats or vessels designed to be used on water or ice and
No. of patents: 40
Last issue date: 08/09/2011

Number	Title	Issue Date
7992507	Forced air cavity and control system for watercraft The forced air cavity and control system for watercraft provides a source of compressed air against the hull, the compressed air being distributed via a pivotally adjustable air scoop mounted proximate the front of the boat, to which is connected a series of conduit...	08/09/2011
7814853	Forced air cavity and control system for watercraft The forced air cavity and control system for watercraft provides a source of compressed air against the hull, the compressed air being distributed via a pivotally adjustable air scoop mounted proximate the front of the boat, to which is connected a series of conduit...	10/19/2010
7338336	Watercraft hull with adjustable keel A watercraft hull having a pair of laterally spaced propulsion tunnels located on opposite sides of its keel, with said tunnels being open downwardly towards the water, includes a movably mounted keel section located between said propulsion tunnels to prevent water ...	03/04/2008
7322872	Model toy aircraft A model toy aircraft is adapted for remote control operation on land, on the water and in the air. The toy aircraft includes a pair of pontoons spaced apart by a horizontal wing forming a tunnel hull. A tail section is provided including one or more moveable directi...	01/29/2008
7311059	Watercraft hull with entrapment tunnel A watercraft hull has at least one bent entrapment tunnel with an aft portion whose tunnel ceiling is at a higher elevation than portions of the tunnel ceiling immediately in front of it to provide a negative angle of attack with the free surface at design planing s...	12/25/2007
7191721	Innovative hull-less naval vessel A hull-less naval vessel includes a platform completely raised from the liquid medium by of rotating floating elements fixed beneath the platform by of ball bearings. Through the lifting effect of the floating elements, the vessel will glide on the liquid surface wi...	03/20/2007
7165501	Sail conversion kit and method for small watercraft An assembly for converting a non-sailing boat to a sailboat comprises a sailing keel adapted to be removably attached to the keel of a boat, a first and a second support frame, one or more straps connected on a first end to the sailing keel and connected on a second...	01/23/2007
7040634	Snowskateboard A snowskateboard includes a support deck having an upper side and a lower side opposite the upper side. First and second trucks are mounted to the lower side. The trucks include rotatable yokes having axles. A set of first runners is disposed over the first yoke axl...	05/09/2006
6959657	Optical stitch regulator system An optical stitch regulator system for efficiently regulating the stitch length and stitch frequency of a sewing machine. The optical stitch regulator system includes at least one optical sensor within or external of the sewing platform of a sewing machine for sensi...	11/01/2005
6935909	Apparatus and method for a gliding board for fluid riding sports A curved lower surface of a gliding board, such as a wakeboard or a surfboard, is provided with an anticlastic shape to resemble the shape of a saddle. The lower surface of the board is concave in a transverse cross section and convex in a longitudinal cross section...	08/30/2005
6928949	Canoe stabilizer having vertically adjustable buoyancy A stabilizer is releasably attached to a canoe-like boat and includes two floats that are located outside the periphery of the boat. The floats are attached to bars, and lock mechanisms attach the bars to the boat. The bars are releasably attached end-to-end. Each f...	08/16/2005
6257620	High efficiency ski for sailing on snow or ice A ski is disclosed for efficiently sailing on snow or ice. The ski has greater thickness than a conventional downhill ski. The substantially triangular shape of the cross-section of the ski is longitudinally constant so as to generate simultaneously both ...	07/10/2001
5769021	Amphibious craft An amphibious craft having a plurality of independent surface engaging elements each one of which provides a load bearing function when in contact with a support surface....	06/23/1998
5575490	Ice fishing sled and caddy A sled apparatus for transportation and storage of equipment has a lower housing. There is an equipment chamber in the lower housing. A first runner and a second runner are connected to the lower housing. These runners are preferably an integral part of t...	11/19/1996
5562061	Ice and water vehicle A vehicle designed as a dual function ice and water craft having an improved aerodynamic floatable hull supportable on a tripod of ice skate-like blades which also function as stabilizers when the craft is used in water. Aerodynamically designed side pylo...	10/08/1996
5553562	Double mast iceboat An iceboat includes a hull and a perpendicular extending plank attached to the rear end of the hull. Side struts extend from outer ends of the plank to the forward portion of the hull. A mast is mounted on each side strut at a position rearward of the occ...	09/10/1996
5454339	Apparatus for bi-lateral sail sheeting A method and apparatus for sheeting a sail of a sailing vessel having the sail rotatably attached to a mast mounted on a vessel body. The apparatus includes a main sheet line wherein opposite ends of the main sheet line are attached to the rotating portio...	10/03/1995
5285742	Sail powered vehicle A wind powered vehicle including an operator platform having tilting and stationary sections coupled together via a plurality of hanger bearings and a longitudinal pivot axle. The platform section tilts with foot pressure applied at a stirrup to direct a ...	02/15/1994
5277141	Ice and snow surf-board A sailboard for sailing on snow or ice with a conventional articulated hand held sail mounted on the sailboard. Two runners underneath the sailboard are located to provide balanced gliding and to permit the sailboard to be rolled laterally on the outermos...	01/11/1994
5112257	Multi-use vehicle A multi-purpose vehicle, for use on water and on ice, and having a hull with a generally flat floor, and flotation chambers around the floor, a low friction panel of protective material attachable to the underside of the hull, a frame adapted to be attach...	05/12/1992
4968046	Lightweight amphibious water-onto-ice rescue sled Foam is sandwiched between baffles and two sheets of low friction enameled aluminum. The aluminum is bent to form waterproof seams between the sheets along the top edge and small runners along the bottom sheet. The body of the sled is shoulder width and n...	11/06/1990
4829925	Multiple mode sail driven vehicle A sailboat, adaptable to use in water, on land and on ice or snow, having a longitudinal beam support extending outwardly in front of the bow and engageable with the bow of the hull structure. The hull structure also having a mounted airfoil support membe...	05/16/1989
4821663	Boat hull An amphibious boat hull is disclosed having at least three co-extensive, longitudinally disposed hull sections in which at least two sections, in a projected condition, have sufficient buoyancy to support the overall boat independently of the third hull s...	04/18/1989
4730569	Ice fishing transport An ice fishing transport for transporting ice fishing equipment and supplies to and from an ice fishing site, in which the ice fishing equipment and supplies are stored within one or more containers, includes a substantially flat bottom surface for suppor...	03/15/1988
4669408	Amphibious jet powered craft A highly maneuverable amphibious craft useful for transportation over rotten ice, slush, snow, swamps, mud, short spans of lowland, rough seas, ships wakes, growlers and the like....	06/02/1987
4641594	Canoe conversion kit A kit for use alone as an iceboat or for easy mounting on a canoe to convert the canoe to a sailboat, includes a light-weight, rectangular frame with a front crossbar for receiving a mast, a rear crossbar for supporting a seat and a rear ice runner, and a...	02/10/1987
4617871	Steerable wind-powered vehicle The present invention concerns a steerable wind-powered vehicle, which comprises a base supported on at least two wheels, skis, skates or hydrofoils, at least one of the wheels, skis, skates or hydrofoils being arranged to be steerable, a mast carrying a ...	10/21/1986
4601488	Sailing ski for use on snow and ice A sailing ski for use on snow and ice comprising an elongated body having substantially flat upper and lower surfaces, the lower surface having an upwardly extending camber, a universal mast mount for mounting a sail positioned toward the forward end of t...	07/22/1986
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 rigid securement element (6) on which are mounted elastic blo...	08/13/1985
4530300	Sled with a board-sailing rig A windsurfing mechanism that comprises a plurality of gliding parts to permit travel at the surface of a medium and adapted to prevent the windsurfing mechanism from sinking into the body of the medium, said plurality of gliding parts being mechanically s...	07/23/1985
4498683	Steerable carriage for a sailboat A steerable carriage for supporting a sailboat such that the sailboat can be operated on land, snow or ice and thereby permitting sailboat owners to use their sailboats throughout the year regardless of the weather conditions....	02/12/1985
4489957	Tool for sailing with skates etc. A tool for sailing with skates, skis, roller-skates, skate-board or corresponding gears. The invention consists of a carrier bar (1), fastening points (24,25) movable in the longitudinal direction of the carrier bar for connection at the sailor's feet or ...	12/25/1984
4408772	Sailing vehicle Disclosed herein is a sailing vehicle with a collapsible frame comprising two longitudinal supports, a plurality of identically constructed transverse struts detachably connected to the longitudinal supports, at least one sail mast, at least one seat, two...	10/11/1983
4294184	Multi-hull steering system A multi-hull craft steering system having a plurality of hulls made from flexible envelopes inflated to maintain buoyancy. One of the hulls is located between the remaining hulls and is pivotally mounted for controlling the angular variation in azimuth. T...	10/13/1981
4179764	Lifesaving device A lifesaving device having a pair of inflatable floatation bags which may be inflated by means of compressed gas and attached to a folding platform to form a device suitable for use over water or on ice or in a combination of water and ice to retrieve a p...	12/25/1979
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 fitted to this support plate so that a user can stand on the...	06/13/1978
4061100	Conversion kit for a sailboat There is disclosed a kit for converting a sailboat to a vehicle that is capable of traversing a hard surface such as ice, or the like. The kit includes an elongated spar assembly that is adapted to be transversely mounted on the hull of the sailboat inter...	12/06/1977
4049287	Sail vehicles A wind-propelled sail vehicle comprises a perimeter frame, a mast and a chassis with three support members such as wheels, pads or skis. Two support members of fixed orientation are situated forward, the third support member, for steering, is situated aft...	09/20/1977
3991694	Wind-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
3986722	Sailing bicycle A frame equipped with a fork on the front thereof carries either wheels or runners to engage the surface, and has a transversely extending seat mounted thereon that projects from both sides of the frame. A mast is mounted on the frame forwardly of the for...	10/19/1976

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Class 114/43 - ICE BOATS