Bizarre Patents
Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
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| Number | Title | Issue Date |
| 7997225 | Boat hull with channel forming member and method of manufacture A molded boat hull is provided having a channel forming member extending between a motor mounting transom and an aft riser that forms a step in the bottom portion of the boat hull. The channel forming member has at least one open side and at least an opening in anot... | 08/16/2011 |
| 7878136 | Vessel propulsion The instant invention is a shroud/keel/rudder combination for use on a engine driven marine vessel having a vented tunnel propulsion system. The combination produces acceptable acceleration, minimal loss of speed, resistance to weed entanglement and optimized steeri... | 02/01/2011 |
| 7685958 | Ship bow The invention relates to a ship's bow with a central inclined plane area and starboard and port catamaran-like runners laterally thereto, the inclined plane area and runners in the midships direction pass roughly into a fictional keel line. The aim is to create such... | 03/30/2010 |
| 7685959 | Surfboard with graduated channels A surfboard having at least one fin, which an be removably connected to the underside proximate to the board tail end. First and second graduated channels are disposed in the underside, each having a front end shallower than a tail end, wherein the front ends are pr... | 03/30/2010 |
| 7677192 | Slot-V hull system The present invention comprises systems and methods of utilizing hull arrangements that combine aerodynamic and hydrodynamic effects to provide marine vessels with broader ranges of performance capabilities. The combination hull arrangements variously combine V-hull... | 03/16/2010 |
| 7458332 | High speed marine vessel A high-speed boat includes a hull having multiple sponsons. At least one propulsion unit is disposed on the hull. The propulsion unit is moveable with respect to the boat hull adjusting a thrust vector of the propulsion unit. In another aspect, the high-speed boat m... | 12/02/2008 |
| 7418915 | Entrapment tunnel monohull optimized waterjet and high payload An entrapment tunnel watercraft vessel having three hulls consists of a main hull and two amas arranged outboard of the main hull with the keels of the three hulls being parallel. The main hull is a narrow, vee hull with variable, rearwardly decreasing deadrise. The... | 09/02/2008 |
| 7380514 | Hull with improved trim control A boat hull has at least one rocker chute formed therein open to the water forward of the hull's transom. The chute has a leading edge forward of the transom and an interceptor plate projects downwardly from the hull at said leading edge. ... | 06/03/2008 |
| 7371140 | Protective marine vessel and drive A marine vessel and drive combination includes port and starboard tunnels formed in a marine vessel hull raising port and starboard steerable marine propulsion devices to protective positions relative to the keel. ... | 05/13/2008 |
| 7328668 | Hybrid vee-hull / wing-in-ground effect vessel An improved planing hull which incorporates a vee-bow (1) with outboard chines (2) designed to trap air and water between said chines. As the chines (2) extend aft they become wider and deeper (3) in the water. The vee-bow (1) ensu... | 02/12/2008 |
| 7322864 | Amphibious vehicles with retractable wheels Amphibious vehicle having road wheels which are retractable to allow planing. Each wheel suspension is protractable through a gap in the planing surface of the hull. To reduce hydrodynamic drag and improve marine handling, covers are provided which cover such gaps w... | 01/29/2008 |
| 7318388 | Integrated marine performance system A system for improving the performance of a powered boat that includes both methods and apparatuses that provide a powered boat ways to stabilize, control, and optimize the powered boat's performance when the powered boat is in powered motion. The system provides ca... | 01/15/2008 |
| 7316193 | Vessel for water travel A vessel for water travel that has the stability of a heavy weighted vessel when at rest in the water and the performance of a lightweight vessel when in a planed condition. The vessel comprises at least one hull structure for partially submerged flotation in a body... | 01/08/2008 |
| 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 |
| 7299763 | Hull with propulsion tunnel and leading edge interceptor A boat hull has at least one ventilating propulsion tunnel formed therein open to the water forward of the hull's transom and adapted to contain a propeller of the propulsion system. The tunnel has a leading edge forward of the transom and an interceptor plate proje... | 11/27/2007 |
| 7299764 | Boat hull The boat hull includes a hull body having an upper surface and a lower surface. The lower surface of the hull body is divided into a fore portion, a central portion and an aft portion, with a central recess being formed in the central portion and an aft recess being... | 11/27/2007 |
| 7275490 | Shallow draft floating vessel A catamaran-like one piece molded stable watercraft with sloping sides and a graduated sloping channel for supporting an individual and up to 600 pounds of gear without flipping and wherein the watercraft has a draft of no more than 6 inches fully loaded and less th... | 10/02/2007 |
| 7246565 | Boat hull dispersion tunnel engagement device and method A boat hull includes a dispersion tunnel extending fore and aft forming a channel within a hull bottom surface for receiving a flow of water. A gate is inserted into and out of the channel for affecting pressure on the hull bottom with movement between open and clos... | 07/24/2007 |
| 7240632 | Personal watercraft center keel A personal watercraft having improved bottom hull shapes in general, and improved center keel shapes in particular. The center keel can have a substantial section over which the keel angle becomes sharper progressing from front to rear, and the concavities on either... | 07/10/2007 |
| 7228810 | Powerboat with disappearing tunnel A shallow draft boat has a hull that protects a propulsion propeller within a tunnel that passes only partially through the hull from stern to bow. The hull has a mechanism, such as a flap for selectively permitting or blocking water flow access to the tunnel from u... | 06/12/2007 |
| 7216601 | Apparatus and method for a dual hull boat with control gate The current invention is an apparatus and method for an inner and outer dual hull boat capable of transforming between different levels of planing ability. The design is a gateway in the outer hull which allows water to pass through the void between the inner and ou... | 05/15/2007 |
| 7207286 | Tri-point hydro sled A marine vessel that planes over the water in a straight ahead mode and has a V-shaped bow configuration, two lateral rails, a water jet intake aft of the bow, and a water jet discharge through the transom above the water line. The vessel's tri-point contact with th... | 04/24/2007 |
| 7207285 | Variable hybrid catamaran air cushion ship A vessel (10) designed to operate efficiently as both a catamaran and air cushion vessel can travel at low speed (e.g. Froude number (Fn)=0–0.3) in a catamaran or displacement mode and at high speed (e.g. Froude numbers (Fn)=0.3 or more) in an air cushion o... | 04/24/2007 |
| 7204196 | Powered boat hull A hydrofoil craft, particularly a method of economically modifying a conventional hull with cambered foils to obtain and calculate increased lift from dense spray and to achieve enhanced craft performance is disclosed. The present invention improves speed, fuel effi... | 04/17/2007 |
| 7205730 | Article transport vehicle The invention provides an article transport vehicle that includes: a vehicle body; a first wheel that supports the vehicle body; a second wheel that is disposed spaced apart from the first wheel in a fore-and-aft direction, and that supports the vehicle body; a firs... | 04/17/2007 |
| 7179142 | Mounting structure for jet propulsion pump in personal watercraft A mounting structure for mounting a jet propulsion pump in a body of a personal watercraft includes, a front mounting portion of the pump being mounted to a rear portion, in a planing direction of the watercraft body, and a ride plate mounted to the watercraft body,... | 02/20/2007 |
| 7168381 | Vessel hull and method for cruising at a high Froude number In one aspect of the invention, a vessel has a liquid-plane greater than one meter2/(metric ton)2/3 and includes a hull having a total length and a plurality of hull portions each having a length that is less than the total length. Each hull po... | 01/30/2007 |
| 7115007 | Stern unit for marine craft A stern unit of marine craft that comprises a casing, a propeller, a propeller shaft, and at least one rudder actuated by hydraulic pistons is described. The casing is open at the bottom, with its bottom surface having a parabolic shape in cross-section. The casing ... | 10/03/2006 |
| 7111569 | Individual propelled water craft An individual propelled catamaran watercraft with sloping sides and sloping channel adapted for supporting an individual without flipping and having a draft of no more than 3 inches. ... | 09/26/2006 |
| 7093553 | Super high speed multi-hull watercraft A watercraft with at least one onboard propulsion engine includes at least two hulls and a wing-like deck structure spanning the two hulls (a floating wing). Port and starboard skirts combine with the deck structure to form port and starboard planing channels. The d... | 08/22/2006 |
| 7040572 | Lighter-than-air aircraft with air cushion landing gear means A lighter-than-air aircraft (1) having a gas-filled hull (2) and a pair of spaced apart landing gear units (11, 12) on the underside of the hull arranged on opposite sides of a longitudinally extending central vertical plane of the hull. Each la... | 05/09/2006 |
| 7018250 | Ride plate positioning mechanism for personal watercraft, and method of using same A ride plate positioning mechanism for a personal watercraft can reduce the burden on an operator during assembly, and can also raise manufacturing productivity. In a ride plate positioning mechanism 30 of a personal watercraft 10, a portion of a botto... | 03/28/2006 |
| 7013826 | Hybrid catamaran air cushion ship A vessel (10) designed to operate efficiently as both a catamaran and air cushion vessel can travel at low speed (e.g. Froude number (Fn)=0-0.3) in a catamaran or displacement mode and at high speed (e.g. Froude numbers (Fn)=0.3 or more) in an air cushion or ... | 03/21/2006 |
| 6983713 | Powered watercraft A watercraft with a propulsion engine includes at least one hull having an underside. A dual exhaust system includes a first exhaust conduit defining a first exhaust flow path leading to the underside (e.g., a step in a planing surface on the underside) and a second... | 01/10/2006 |
| 6981460 | Self-Generating Air Cushion Vessel A rigid concavity is formed in the underside of a hull of a water craft. Air enters into the concavity when the water craft is moving forward. Supplemental air is introduced into the concavity by an air scoop mounted to the bow. A one-way valve in an air passageway ... | 01/03/2006 |
| 6966271 | Waveless hull A vessel hull that does not create bow, stern, or transverse waves when moving through the water having an exterior surface that has a substantially constant cross-section along the length of the hull, and an interior surface that substantially encloses a flow chann... | 11/22/2005 |
| 6964240 | Hull for high speed water craft The application relates to water craft hulls having improved hydrodynamic stability. A hull (1) is claimed in which the center of gravity (Cg) is substantially vertically aligned with the center of hydrodynamic lift (Cp) of a lifting sur... | 11/15/2005 |
| 6957620 | Self-generating air cushion vessel A drag-reducing air chamber is formed under a watercraft when the watercraft is underway. Air enters into the air chamber when the watercraft is moving forward. Supplemental air is introduced into the air chamber by an air scoop mounted to the bow in a first embodim... | 10/25/2005 |
| 6925953 | Levitation and stabilizing hull system A hull system for boats that includes pairs of longitudinally extending strakes with a cross-section that includes a downwardly extending fin member with an adjacent flat horizontal section to provide running and idle stability. Steps with a projected V-shape pint f... | 08/09/2005 |
| 6923137 | Water sports performance boat hull A water sports performance boat includes a hull having a sharpened angle keel for cutting into the water. Reverse chines are carried on port and starboard sides and extending from a forward portion of the hull to an aft portion for inducing a lifting of the bow at g... | 08/02/2005 |
