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7537499 |
Reduced-size vehicle with compartments providing buoyancy
Various embodiments of reduced-size vehicles such as all-terrain vehicles (ATVs) and utility vehicles (UVs) are disclosed herein. In at least some embodiments, the vehicles include frames that are...
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7523713 |
Use of floatation material to support a vehicle in water
This invention gives the directions for the design and building of a vehicle which will be supported in water by the installation of a Floatation Material. The design is so that the vehicle,...
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7412939 |
Emergency buoyancy system
A system is disclosed for providing emergency buoyancy to a vessel in response to a flooding condition in one or more vessel compartments cause by external explosion, collision or projectile...
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7344377 |
System and device for improving the performance of a water skier in a slalom course
A method, a system and a device used within such enhances the repeatability and overall performance of a person skiing through a water ski slalom course. The device is a series of markers...
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7337744 |
Boat safety float
An aquatic vessel safety device, comprised of a set of automatically inflatable water-tight inflatable flotation bladders, attached to the hull of any aquatic vessel or boat capable of being...
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7156033 |
Inflating aircraft flotation device
A flotation device for maintaining an aircraft in a floating and stable condition is provided. The flotation device comprises at least one flotation bladder mounted to the aircraft and an inflation...
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7040938 |
Armored foldaway inflatable floating device
Disclosed is an AFIFD mounted on the front surface and both side surfaces of an amphibious vehicle to provide additional buoyancy. The AFIFD allows safe swimming of the amphibious vehicle, provides...
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6881108 |
System for preventing an automobile from being immersed in water
The present invention relates to a system to float an automobile on water. The system comprises holder assemblies, a detecting sensor, a pneumatic system, envelopes, a propulsive system, and a...
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6845726 |
Inflating watercraft flotation device
A flotation device for floating a watercraft is provided. The flotation device comprises a cover releasably secured to the watercraft. A first collapsible tubing is positioned between the cover and...
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6758158 |
Unsinkable vessel system
A system for making closed vessels unsinkable. The separate parts of the system are at least one air compressor, a compression chamber, a compressor/propeller clutch, at least one airbag, heating...
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6612256 |
Combination boat and distressed boat flotation apparatus and related methods
A combination boat and distressed boat flotation apparatus, a distressed boat flotation apparatus, and methods of installing and using a boat flotation apparatus are provided. The combination...
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6550415 |
System to keep any type of vessel afloat in case of a leak
A system to keep any type of vessel afloat in case of entry of water or capsizing by means of providing an unfolding mechanism of inflatable flotation and stabilization elements through the outside...
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6526900 |
Amphibious vehicle having an inflatable pontoon
An amphibious vehicle having inflatable pontoons disposed in recesses formed in the vehicle body. The inflatable pontoons retract into the recesses when deflated to reduce the overall width of the...
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6484656 |
Automatic inflating boat flotation device
A flotation device for maintaining a watercraft in a floating condition is provided. The flotation device comprises an elongated housing mounted to the watercraft. A carrier is slidably received...
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6470818 |
Automatic inflating watercraft flotation device
A flotation device is provided comprising a carrier mounted to the watercraft with the carrier having a first cover channel, a second cover channel, a first bladder retaining slot, and a second...
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6435125 |
Float switch activation assembly
A switch system for automatically activating a mechanism such as a gas or fluid supply, an electrical switch, or chemical process is provided. The switch system comprises a float housing and a...
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6431108 |
System for keeping afloat any type of boat in case of a leak
A system to keep any type of vessel afloat in case of entry of water, by means of providing inflatable flotation elements through the outside of the hull of the vessel, including a variety of...
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6347970 |
Deployable recovery system for snowmobile and rider
An improvement in a snowmobile comprising an inflatable bladder in an initial folded and un-inflated conditioned, operably connected to the frame of the snowmobile by at least one flexible strap...
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6343562 |
Canoe and kayak mid-point sponsons safety
Canoe and kayak mid-point sponsons attach to the canoe or kayak only at the mid-point of the sponsons, to enable the sponsons to rotate around the midpoint in order to reduce drag in waves and...
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6327988 |
Ship with a protection system making it unsinkable
A watercraft, e.g. a passenger vessel, a ferry, a hazardous-substance freighter or the like, with a deck and with a buoyancy chamber in the deck, it being the case that, in a first operating state,...
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6070546 |
Snowmobile flotation device
The invention provides a flotation device for a snowmobile including a plurality of preferably self-contained air bag modules having inflatable bladders affixed to the exterior of a snowmobile and...
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5546886 |
Craft with rigid tubulars, having watertight, non-communicating compartments
A water craft includes a rigid tubular hull structure corresponding to the structure of inflatable tubulars of known rubber dinghies. Preferably, the hull is made of polyester reinforced with glass...
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5421283 |
Lightweight boat construction
A lightweight boat construction in which the main body is formed of top and bottom sheets of lightweight floatable plastic material. The sheets are configured externally to provide the desired...
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5255624 |
Sailboat mast floatation device
An inflatable mechanism for attachment to the top of a sailboat mast to counteract turtling (complete rotation of the boat into an inverted position where the mast is pointed straight down into the...
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5215031 |
Protect a boat
A protection device for a boat having a rigid hull with a waterline, gunwale and a cockpit is provided. The device consists of a first inflatable bumper mounted to the rigid hull about the gunwale,...
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5150662 |
Snowmobile flotation system
Disclosed is a flotation system designed to be incorporated into an existing snowmobile and including a plurality of floats which may be inflated either selectively or automatically. The device is...
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5135325 |
Emergency boom for use on a tanker
A water pollution containment device comprises a number of uniform assemblies joined to adjacent uniform assemblies around the periphery of a liquid cargo carrying vessel such as an oil tanker. The...
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5113779 |
Flotation device for a combat vehicle
Disclosed is a self deployed, self retracting flotation device for a land hicle, the device including covers hinged to the sides of the vehicle. Inflatable air bags are attached to the covers so...
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5095843 |
Storage and buoyancy device for small watercraft
Several embodiments of hull configurations for small watercraft wherein the gunnels at the side of the watercraft are raised and provided with sealed storage areas that increase the buoyancy of the...
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4996936 |
Emergency floatation device for watercraft
A buoyant support for a watercraft comprises a rigid, elongated support surface, and an inflatable member folded along its length in a substantially deflated condition to form a relatively compact,...
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4887541 |
Deployable flotation device
A deployable flotation device including buoyancy members tightly packed in a container mechanism in which the container is either permanently mounted within a watercraft or removably deployed for...
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4864961 |
Auxiliary flotation system
Auxiliary flotation apparatus to provide supplemental flotation for a vessel which may be in danger of sinking. The apparatus is a self-contained cannister capable of being connected to a source of...
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4817555 |
Boat flotation collar
A boat flotation collar is set forth wherein a generally "U" shaped upwardly oriented bumper guard is positioned longitudinally of a boat and attachable thereto. Within the upstanding "U" shaped...
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4765269 |
Rightable catamaran
A capsized catamaran having hollow pontoons, or pontoon sections, is righted by: (i) employing and operating automatic flooding means for locally flooding the pontoons to effect rotation and...
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4458618 |
Safety device for rendering a boat unsinkable
The device renders unsinkable a boat such as a habitable boat having a cabin and a cockpit. The device comprises three inflatable envelopes two of which are placed on starboard side and port side...
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4263862 |
Lightweight marine structural concrete system
The construction of marine vessels comprised of light-weight re-enforced concrete embodying built-in buoyant elements such as closed-cell foam cores, structural steel rods, tendons, and the like,...
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4227474 |
Catamaran equipped with re-righting device
A catamaran is provided which is equipped to permit facile re-righting thereof after capsizing. The catamaran includes floodable forecastles and buoyancy chambers, and a watertight cabin in the...
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4193367 |
Boat designed to withstand the force of underwater explosions
A marine vessel whose hull consists of a single skin bottom plating comprising a plurality of large area membrane members supported by structural members about their outer periphery only and being...
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4117795 |
Multi-hull self rescuing system
A marine craft maintained floating in a capsized condition by flotation components which permit angular displacement substantially about a rotational axis established intermediate the bow and...
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3952350 |
Gravity weight trigger for a life raft
Apparatus to automatically inflate a life raft secured to the side of a boat hull by releasing a pressurized gas from a cylinder when the boat capsizes. The gas release mechanism for the cylinder...
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3916809 |
Protective device for gas bag of ship safety device
A protective device for protecting a gas bag of a ship safety device from being damaged when it is brought into contact with any other ship or a quay, the gas bag normally folded and secured to a...
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3906880 |
Oil recovery apparatus for a tanker
An apparatus for recovering oil from a ruptured oil carrying tank compartment of a tanker consisting of a container manufactured of flexible vinyl sheeting affixed to the top of the tank of a size...
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3822662 |
SAFETY DEVICE FOR SHIP
A ship safety device comprising normally-folded inflatable gas bags secured to broadsides of a ship, which gas bags are connected to a pressure-gas source through a valve for selective inflation in...
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3798690 |
LIGHT-WEIGHT, INFLATED-STRUCTURE BOAT
A vehicle, preferably a raft or other boat (e.g., a life raft, outboard-motor boat, cabin-cruiser vessel or flying boat) having a light-weight, very buoyant frame that comprises strongly inflated,...
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3797435 |
EMERGENCY FLOATATION APPARATUS FOR WATERCRAFT
Emergency floatation equipment for watercraft. The invention contemplates an inflatable, elongated float, which may be secured to the side of a watercraft and of sufficient size, when paired with a...
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3662701 |
MARINE HULL
A hull having conventional fore and after parts but with an intermediate part secured therebetween and comprising two similar closed structures having rounded bottoms and arranged longitudinally...
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3538878 |
APPARATUS FOR MAKING A SHIP UNSINKABLE
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3497887 |
LIGHTWEIGHT UNSINKABLE BOAT
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3440989 |
FLOTATION UNITS AND SYSTEMS EMPLOYING THE SAME
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3340843 |
Means for sweeping pressure mines
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