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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...
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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.
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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.
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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3870004 |
SAILING VESSEL
A sailing vessel having no centerboard, no rudder and no fixed mast. The vessel has a loosely stepped mast or kingpost, an outwardly extending arm, and a stabilizer hull pivoted to the outer end of...
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3831539 |
WIND-PROPELLED APPARATUS
A wind-propelled apparatus for surface travel is provided having a frame with a triangular sail secured at its three corners to a frame supported by spaced, surface-engaging transit members,...
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3804428 |
SAILING VEHICLE
A land or ice sailing vehicle that has a fixed wing, running gear means and a steering system that enables the pilot to steer the runner means so as to adjust the yaw angle of the craft to obtain...
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3711879 |
RESCUE SLED
A lightweight, portable rescue sled for use on ice and in water for rescuing persons or animals who have fallen through the ice of a body of water such as a pond, river, or lake. The rescue sled...
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3572740 |
COLLAPSIBLE SAIL-PROPELLED VEHICLE
An iceboat or a wheeled land yacht for use on a hard surface and propelled by a sail. A metal-tube frame of the vehicle is assembled using pivoted connections and easily releasable fasteners,...
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3532066 |
ICE RESCUE BOAT
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3500784 |
SURFACE CRAFT
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3489423 |
SLED TRAINER
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3395664 |
Tetrahedron sailing vehicle
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3349741 |
Sail propulsion apparatus
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3180442 |
Floating drive for boat sleds
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3139057 |
Iceboat conversion kit
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3109665 |
Ice boat
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3051503 |
Ice conversion unit for boat trailers
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3026121 |
Midget ice boat
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2914013 |
Air deflecting vanes for steering air propelled vehicles
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2861533 |
Rudder
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2855885 |
Amphibious vehicle
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0328415 |
Title is not available
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