Class 441/35 - RAFTS

Subclass of Class 441 - Buoys, rafts, and aquatic devices
Definition: Buoyant device which is free floating, of shallow draft and little free
No. of patents: 38
Last issue date: 09/06/2011

Number	Title	Issue Date
8011986	Inflatable buoyant tent apparatus The inflatable buoyant tent apparatus provides a buoyant shelter for use on water. The apparatus is deflatable and inflatable except for the battery pack, alarm, pump, and pressure sensor. The apparatus is therefore compactly transported. The included switched air p...	09/06/2011
7918698	Boat with a peripheral float, particularly inflatable life raft The invention relates to a boat (1) with a general contour defined by a periphery of predetermined shape and comprising a float (2) closed on itself along the periphery and formed by at least one floating tube (3); this tube is longer than this ...	04/05/2011
7363668	Multifunctional active carbon cocofiber mattress for lifesaving The embodiments relate to an active carbon cocofiber mattress with the functions of floating and life saving. The embodiment can be folded to form a floating bed. The mattress core comprises prefabricated solid and rigid cocofiber mattresses with an ultra-thick sand...	04/29/2008
7357688	Floatation apparatus and method A portable floatation apparatus comprising a platform, a ramp, and a buoyancy structure non-removably attached to the platform. At least one buoyancy structure may be removably attached under the platform to adjust the buoyancy of the floatation apparatus. The platf...	04/15/2008
7247077	Aquatic toys An aquatic toy that is capable of maintaining a desired form and position in water, which includes a fabric portion, at least one hollow opening formed in the fabric portion, a frame pocket formed substantially around a perimeter of the hollow opening, and a frame m...	07/24/2007
7238073	Inflatable towable float A towable structure is configured to be towed behind a boat while floating above the surface of a body of water. In one implementation, the towable structure has a platform for supporting one or more passengers thereon extending between or otherwise supported by at ...	07/03/2007
7232356	Inflatable towable float A towable structure is configured to be towed behind a boat while floating above the surface of a body of water. In one implementation, the towable structure has a platform for supporting one or more passengers thereon extending between or otherwise supported by at ...	06/19/2007
7213531	Multidirectional floating dock element The present invention relates to a multidirectional floating element. The multidirectional floating element is preferably a polyhedron in overall shape including a first generally planar surface adapted for use a deck, a second surface having a V-shaped channel adap...	05/08/2007
7182031	Conversion kit for all terrain vehicle The invention offers a conversion kit for all terrain vehicle, which is adjusted for driving both on the terrain and in the water. For that purpose, pontoons to lengthen the front and rear side of the all terrain vehicle have been constructed, the height whereof in ...	02/27/2007
7140936	Island swim raft A swim raft constructed of a three-dimensional shaped body exhibiting a substantially planar bottom, a curved side, and a sloping top. The body has an outer shell constructed of a polyester laminate shell material and which encapsulates an inner foam core. At least ...	11/28/2006
6926468	Portable flotation platform for shallow bodies of water A portable flotation platform is disclosed for use in supporting a load of equipment, hunting dogs, or personnel above the level of a body of water. The platform includes a deck constructed to be of an overall density less than that of water and sized so as to suppo...	08/09/2005
6840830	Buoyant ring lounger A buoyant lounger. The buoyant lounger has an outer loop constructed of a plurality of releasably secured resilient foam sections. A resilient containment band is placed within the outer loop and a plurality of mesh chairs are coupled between the containment band an...	01/11/2005
6805066	Modular floating swim platform A floating platform that has a flat low profile for use by swimmers, divers, boaters, and those engaged in other activities on water. The platform is used alone or as a module in combination with other such floating platform modules; attaching the modules to form a ...	10/19/2004
6659822	Lake raft A light-weight, transportable raft to be utilized for recreational purposes. The raft is constructed of high-impact plastic material (polyethylene) and is sized to comfortably accommodate two people. Handles are conveniently located to make lifting and ca...	12/09/2003
6648554	Portable flotation platform for shallow bodies of water A portable flotation platform is disclosed for use in supporting a load of equipment or hunting dogs above the level of a shallow body of water. The platform includes a deck constructed to be of an overall density less than that of water and sized so as t...	11/18/2003
6225940	Radar reflecting system and method for small water craft A detection system for small water craft, such as a kayak. Radar reflective material is incorporated in the surface of the kayak or other water craft, and also is incorporated in surface areas of water craft accessories, such as cushion, life vest or padd...	05/01/2001
6044789	Fabric skinned inflatable dory A rigid, inflatable dory and method for constructing the same. A pre-hull is constructed by attaching to a front end of a rigid, substantially, flat bottom a forwardly inclined stempost and, to a rear end thereof, a rearwardly inclined sternpost, and by a...	04/04/2000
5690523	Floats A float includes a hollow main body having four upper corners each having a first recess defined in therein, a cavity defined below the first recess, and a lug extending outwardly therefrom at a position below the cavity. The hollow main body further incl...	11/25/1997
5658178	Floating devices assembled from plastic bottles or aluminum cans Frames for flotation devices are described with integrally incorporated attachment sites for the air tight attachment of recycled plastic bottles, aluminum beverage cans, or other bouyant containers. Several embodiments of flotation devices made with such...	08/19/1997
5526763	Artificial reef structure An artificial reef structure includes a floating platform formed by a number of buoy units combined together and a large number of vertically extending rows of waste tires secured to an under side of the platform to extend to any desired depth and assume ...	06/18/1996
5441006	Spacer assembly particularly useful as a boat fender Protective mat assemblies are formed from lightweight beads which are secured together in a generally rectangular array. The beads have unobstructed longitudinal central openings to receive a rope. Certain of the beads have permanent rope members includin...	08/15/1995
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 external boat configuration when the sheets are superimposed a...	06/06/1995
5368511	Water sled A water sled is arranged for towing behind a self-propelled boat such as a ski boat and the like. A plurality of spaced parallel buoyancy tubes include removable caps to provide for reception of ballast within each respective buoyancy tube to accommodate ...	11/29/1994
5251113	Lantern float apparatus A lantern float is arranged to attract fish, insects, and the like to enhance success of a fishing procedure. The organization includes a perimeter buoyant ring mounting a light transmissive support therewithin, with the support having a support ring to i...	10/05/1993
5203271	Shallow draft barge A barge apparatus which includes first and second elongated pontoon members each including a buoyant foamed plastic material and decking bridging the pontoon members with the pontoon members disposed in spaced relationship. Each of the pontoon members inc...	04/20/1993
4822309	Combined life preserver cushion and tote bag The invention comprises generally square buoyant cushions. A separate fabric skirt is attached to each side of each cushion. Each skirt has fastening means so the skirts on one cushion can be fastened to the skirts on another cushion. If the cushions are ...	04/18/1989
4729335	Flotation assembly A floating dock, swimming platform or the like can use airbags, foam or other flotation material held within plastic frames which may be foldable for storage or transportation surfaces upon a car top or the like....	03/08/1988
4690091	Securing arrangement so executed as to be tripped on actuation A securing arrangement so executed as to be tripped for release on actuation for the purpose of changing the state of an attached item of equipment. It is so executed as to secure the equipment by means of a loadable link (8) in a securing position. The e...	09/01/1987
4662851	Swim float A swim float constructed of a plurality of hinged sections. Core blocks are hingedly interconnected by upper and lower flexible layers. Sidewalls of adjacent flexible layers are bevelled so that the skin of a user will not be pinched therebetween. The hin...	05/05/1987
4650432	Convertible raft, tent and mattress A plurality of rod elements, an inflatable mattress and a cover are configured so that they can be assembled to form a stable raft having good flotation characteristics for supporting an adult individual while traversing a body of water. The components us...	03/17/1987
4595374	Raft inflation valve A raft inflation valve, which is actuated by pulling a detachable cable connected to one end of a piston, thereby allowing inflation gas to flow from an attached pressure vessel into an inflatable raft includes a valve body having an inlet, an outlet, an ...	06/17/1986
4516943	Amusement ride raft A raft for a rapid flow water course amusement ride having a generally circular shaped hull fabricated in two sections with a surrounding floatation bumper and separate redundant floatation material in the bottom of the hull. A multiplicity of inwardly fa...	05/14/1985
4409921	Floating inspection platform A floating platform assembly designed to provide a stable work surface within cylindrical, vertically upward closed vessels which have axially centered obstructions and limited entry space and which vessels are partially filled with a liquid. The platform...	10/18/1983
4358866	Amphibious furniture A kit includes a legless table and a chair having a tubular frame with detachable legs. The table is detachably connectable to the chair. Rigid flotation material encases portions of the tubular frame and buoyantly supports the chair and the table....	11/16/1982
4237642	Sailing trotline A sailing trotling consisting of a buoyant frame member to which is adjustably secured a sail. The buoyant frame member is designed to project a trotline from an operator to a remote position. A hand-operated or electric-motor-operated windlass is provide...	12/09/1980
4173043	Wind resistant floatable pool cover and manufacture thereof A floatable cover for use with an outdoor pool containing liquid which substantially prevents liquid evaporation and heat loss. The cover edges include a channel which extends along the edges, and means for admitting liquid into the channel, such as orifi...	11/06/1979
4089528	Raft with removable weighted members that provide buoyancy A weight lifting device or apparatus specially adapted for use in water, such as pools, or at the beach, the weight of which may be varied to fit the needs of the user. Special filling and draining arrangement facilitates adding or removing water equally ...	05/16/1978

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Class 441/35 - RAFTS