Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 7677491 | Methods and apparatus for airborne systems In various representative aspects, an airborne delivery system according to various aspects of the present invention comprises a container and an autorotating rotor system. The container may contain contents, and the rotor system facilitates control of at least a po... | 03/16/2010 |
| 7370828 | Rotary wing aircraft A rotary wing aircraft is provided with longitudinally oriented counter-rotating rotors with circumferentially spaced variable pitch elongated rotor blades connected at their opposite ends to rotatable support rings mounted on the aircraft fuselage. Rotor downwash m... | 05/13/2008 |
| 7357351 | Linear shock wave absorber A linear cavity is provided on the leading edge of an object that is subject to the flow of liquids or gasses, where said cavity preferably has a wall that follows the curvature of a diminishing sine wave, although other configurations are possible that do not follo... | 04/15/2008 |
| 7267299 | Aircraft An aircraft includes a fuselage with a circular airfoil body supported thereabove on a vertical drive shaft mechanism. The airfoil body includes an upper disk forming an upper surface of the body and a lower disk forming a lower surface of the body in which the uppe... | 09/11/2007 |
| 7264199 | Unloaded lift offset rotor system for a helicopter A rotor system (12) for a helicopter (10) includes a rotating shaft (82). A gimbaled hub assembly (56) is coupled to the rotating shaft (82). Rotating blades (24) and non-rotating blades (33) are coupled to the gimbal... | 09/04/2007 |
| 7231997 | Hybrid drive powered lift platform An air-based thrust recovery system for use in a powered lift platform utilizing fixed-pitch propellers is provided. The system utilizes an air compressor coupled to the drive motor of the platform and an on-board, high pressure tank for air storage. The fixed-pitch... | 06/19/2007 |
| 7222819 | Aircraft ram air inlet with multi-member closure flap A ram air inlet includes a channel with an intake in a wing leading edge, front and rear flaps arranged in the channel for selectively closing or opening the channel, and an actuator connected to the flaps. A front end of the front flap is pivotably connected by a f... | 05/29/2007 |
| 7204463 | Balancer device for hanging article A balancer device, which is adapted for incorporating with a hanging article having two sidewalls, a front side, and an opposed rear side facing towards a supporting surface, includes two balancing wings each having an inner end, and two connecting units provided at... | 04/17/2007 |
| 7178757 | Motorcycle rider autogyro An autogyro, or aircraft with a rotating wing, has an airframe providing a motorcycle-like configuration for the rider. The motorcycle-like straddle-type seat locates the rider in front of the rotating wing, behind a teardrop shaped simulated fuel tank, and above th... | 02/20/2007 |
| 7159817 | Vertical take-off and landing (VTOL) aircraft with distributed thrust and control An aircraft having a vertical take-off and landing (VTOL) propulsion system. The aircraft includes a fuselage, the VTOL propulsion system, at least one forward thruster, a power source used for both the VTOL propulsion system and forward thruster, fore and aft wings... | 01/09/2007 |
| 7014142 | Low-drag rotor/wing flap Rotor/wing aircraft having a low-drag flap are disclosed. In one embodiment, a rotor/wing aircraft includes an elongated blade having a body portion and a flap portion. The body portion has first and second edges and includes a non-symmetric portion proximate the se... | 03/21/2006 |
| 7004427 | Retractable lifting blades for aircraft A rotor blade assembly for providing vertical lift to an aircraft, having a rotor head and a plurality of blades, with each blade attached to a mechanism such as a cam surface, whereby movement of the mechanism causes the radial distance between the distal tip of th... | 02/28/2006 |
| 6978969 | Fly-drive vehicle A fly-drive vehicle is disclosed including a vehicle body, a motor mounted on the vehicle body, at least one rotor rotatably attached to the vehicle body, a pair of wheels each rotatably attached to a lower portion of the vehicle body, a drive propeller rotatably co... | 12/27/2005 |
| 6923404 | Apparatus and methods for variable sweep body conformal wing with application to projectiles, missiles, and unmanned air vehicles An unmanned air vehicle (“UAV”) apparatus is configured to have a body and a body-conformal wing. The body-conformal wing is configured to variably sweep from a closed position to a fully deployed position. In the closed position, the body-conformal wing span is... | 08/02/2005 |
| 6824093 | Method of controlling pitch on a gyroplane and a gyroplane A method of controlling pitch on a gyroplane. A first step involves pivotally securing a wing to a mast supporting a rotor of the gyroplane. A second step involves providing a linkage between the wing and a rotor head. The linkage is secured to the rotor head with a... | 11/30/2004 |
| 6513752 | Hovering gyro aircraft A fixed wing rotorcraft uses differential thrust between wing mounted propellers to provide counter torque when the rotor is being powered by a power source. The rotorcraft is comprised of a fuselage to which fixed wings are attached. A rotor is attached ... | 02/04/2003 |
| 6471158 | Vertical take-off and landing vehicle configured as a compound autogyro A compound autogyro has a unique system of rotor blade retraction and vectored thrust. Redundant thrust systems provide for emergency conditions. Located in the upper mast are twin gas lines leading to a hub section of the rotor. In the hub, they divide t... | 10/29/2002 |
| 6435453 | High speed rotor aircraft An improved method of operating rotorcraft capable of achieving high speeds such that stability is maintained as the craft speed exceeds 0.75 times the rotor tip speed. These high speeds are achieved by varying collective pitch, including to negative valu... | 08/20/2002 |
| 6405980 | Control system for rotor aircraft A rotor aircraft has an adjusting mechanism that controls the sensitivity of the control stick relative to fore and aft tilt of the rotor. The control stick is pivotable between fore and aft directions as well as laterally about a control stick pivot poin... | 06/18/2002 |
| 6402088 | Passenger vehicle employing a circumferentially disposed rotatable thrust assembly A vertical take-off and landing vehicle that employs a thrust assembly, a fuselage, and an intermediate rotation decoupling interface assembly for rotationally decoupling the thrust assembly from the fuselage. The thrust assembly forms a single combined t... | 06/11/2002 |
| 6398159 | Arial disk An aircraft comprising a body and a plurality of disks rotatably coupled to the body. The disks may be configured to (i) rotate in the same or different directions, (ii) rotate at similar and/or different speeds, and (iii) provide lift and/or stability to... | 06/04/2002 |
| 6089501 | Tandem-rotor gyroplane A tandem-rotor autogiro has a control system that facilitates operation of the tandem-rotor autogiro by fixed-wing aircraft pilots, without the requirement of extensive additional flight training. The autogiro includes forward and rearward non-powered rot... | 07/18/2000 |
| 6064923 | Aircraft with reduced wing structure loading An aircraft having a reduced-load wing structure is provided with a controllable canard stabilizer (5G, 5D) at the front end of the aircraft and a controller that controls the canard stabilizer. The controller generates a turn command corresponding to an ... | 05/16/2000 |
| 6062508 | Compound aircraft A lift rotor assembly for a compound aircraft having a fuselage, including at least one circular disk structure with a plurality of bladelets spaced peripherally thereabout, a drive shaft coupled to a power source at a first end for rotating the drive sha... | 05/16/2000 |
| 6030177 | Drive system for a variable diameter tilt rotor A drive system for a variable diameter rotor system that includes a plurality of rotor blade assemblies with inner and outer blade segments. The outer blade segment being telescopically mounted to the inner blade segment. The drive system engaging a jacks... | 02/29/2000 |
| 6019578 | Variable diameter rotor blade actuation system A rotor blade actuation system is disclosed for controlling extension and retraction of an outboard blade section of a rotor blade by varying the speed and direction of rotation between a main rotor shaft and a blade actuation shaft. The rotor blade actua... | 02/01/2000 |
| 5951608 | Flight control system for jet powered tri-mode aircraft The disclosed flight control system includes a rotor blade speed monitor for monitoring the rotor blade speed of the jet powered tri-mode aircraft and for outputting a rotor blade speed command. The flight control system also includes an aircraft attitude... | 09/14/1999 |
| 5727754 | Gyroplane An improved gyroplane having an improved rotor blade with an edgewise stiffness (El) of at least 80,000 pounds inch2 per pound of aircraft gross weight and blade weights of sufficient size to store a minimum of 100 foot pounds of rotational kin... | 03/17/1998 |
| 5544844 | Autogyro aircraft An autogyro has a teetering semi-rigid rotary wing with rigid rotor blades. The angle of attack (blade pitch) of the rotor blades is fully adjustable in flight continuously over an operational range, and varies along the blade length. A prerotator rotates... | 08/13/1996 |
| 5454530 | Canard rotor/wing A dual-mode high speed rotorcraft is disclosed which combines the efficiency of a helicopter with the high-speed capability of a fixed wing aircraft. The rotorcraft includes a rotor for propulsion during low-speed flight and hover, which is stopped and lo... | 10/03/1995 |
| 5421538 | VTOL aircraft A vertical takeoff and landing heavier-than-air aircraft that includes a gyroscopic airfoil in the airstream of a ducted fan to cause vertical lift to the aircraft. The gyroscopic foil is both rotatably and pivotally attached to the aircraft such that it ... | 06/06/1995 |
| 5098033 | Gyroplane with tilting mast An improvement in a gyroplane having a keel, a mast which extends from the keel, and a rotor blade which rotates at the top of the mast. The improvement consists of a forshortened mast extending substantially vertically from the keel. The mast has a first... | 03/24/1992 |
| 5058825 | Steering aid for rotor aircraft Aircraft supported by rotors have an elastic device (28) that helps to angularly place the body of the aircraft in relation to the rotation axis of the rotor (1). This device has adjusting means (39-40-27) which the pilot can use during flight. The invent... | 10/22/1991 |
| 4979698 | Rotor system for winged aircraft A rotor system for a rotor convertible fixed winged aircraft comprising a rotatable rotor shaft mounted on one of the wings of the aircraft, the shaft tiltable between a substantially vertical position and a substantially horizontal position, a rotor moun... | 12/25/1990 |
| 4930724 | Powered airfoil canopy aircraft Load lines connect chordwise spaced portions of a ram air inflated, airfoil canopy to spaced anchors connected to a pilot supporting vehicle frame on which a forward thrust producing unit is removably mounted. The geometry of the assembled aircraft enhanc... | 06/05/1990 |
| 4913377 | Devices which may be borne in air and on devices applicable therein An air-borne craft is provided with at least two pairs of propellers with substantially vertical axes. One pair of the propellers is provided on the front portion of the craft, the other pair on the rear portion with one propeller of each pair on the left... | 04/03/1990 |
| 4913376 | VTLH autogyro This invention relates to autogyros and to counter-rotating rotor helicopters. It further relates to compound autogyros and/or helicopters that employ a lifting surface or wing in forward flight. More specifically this invention provides an autogyro with ... | 04/03/1990 |
| 4765567 | Helicopter target A remote-controlled autogyro visually and functionally simulates a helicopter with stub wings (e.g. the Hind D), so that an expendable helicopter-simulating target is produced. The target has a fixed angle rotor shaft, the rotor being solely aerodynamical... | 08/23/1988 |
| 4469294 | V/STOL Aircraft A V/STOL aircraft comprising a fuselage, having three sets of wings that are offset lengthwise and vertically. The center set of relatively small relatively thick wings 34 between the canard 14 and the rear relatively thin relatively large aerodynamic lif... | 09/04/1984 |
| 4434956 | Flexible helicopter rotor and pitch control mechanism A flexible helicopter rotor includes a vertical rotor axle, a mechanism for rotating the vertical rotor axle in a first rotational direction, and a plurality of segmented flexible airfoils secured to and extending radially from the vertical rotor axle, ea... | 03/06/1984 |
