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Class 244/103S - Prerotation


Subclass of Class 244 - Aeronautics and astronautics
No. of patents: 34
Last issue date: 04/10/2012


NumberTitleIssue Date
8152099Method of landing an aircraft and apparatus therefor
A method of landing an aircraft having wheels includes causing the aircraft to land in a manner that causes the wheels to have a spin-up phase on contact with the landing surface during landing. A braking force is applied immediately after the wheels touch the runwa...
04/10/2012
7703717Transport vehicle magnetically induced wheel rotation
A transport vehicle wheel assembly comprising a set of rotating components and a set of static components wherein an applied electrical current applied to conductive material incorporated into at least one components structural matrix of one set of components gives ...
04/27/2010
7594626Magnetically induced aircraft landing wheel rotation
An aircraft landing wheel assembly comprising a set of rotating components and a set of static components wherein an applied electrical current applied to conductive elements associated with one set of components gives rise to primary magnetic fields which interact ...
09/29/2009
7469858Geared wheel motor design
The present invention is a compound planetary gear system which has a moveable sun gear and a lockable sun gear to change the gear ratio between a high gear ratio and a pseudo 1:1 slipping ratio. The system makes use of a ratchet and pawl mechanism to provide a safe...
12/30/2008
7182408Free spinning rim for motorcycles
A free spinning rim assembly is provided which is mountable to a first and second face of a motorcycle wheel including an axle shaft through its axis of rotation. The spinning rim assembly includes a spinner, which rotates about and is positioned circumspect the axl...
02/27/2007
7118067Wheel mounted water spray deflector
A water spray deflector to deflect water spray produced from aircraft landing gear from components of the aircraft. The water spray deflector has an inner diameter and an outer diameter. Coupled to the spray deflector are attachment arms that are adapted to couple w...
10/10/2006
7117730Method and device for simulating slip on vehicle test benches
A device for simulating slip on vehicle test benches wherein a vehicle wheel which rolls on a movable testing surface of a test device such as a test roller or flat belt and performs the object of changing the frictional force between the wheel and the testing surfa...
10/10/2006
7105965Electric motor with the rotor connected to the member that is to be rotated
In an electric motor having a rotor (2) and, coaxial therewith, a stator (1), both contained in a frame (3), the motor being capable of rotating a member (4) about an axis of rotation coinciding with the axes of the rotor (2) and s...
09/12/2006
7095221Doppler radar sensing system for monitoring turbine generator components
The invention provides a sensing system and a method for monitoring the damage to turbine components in a turbine generator. The sensing system comprises an electromagnetic wave generator that generates an electromagnetic wave; a transmitter that transmits the gener...
08/22/2006
6983911Aviation tire
An aviation tire including, a pair of side walls, the side walls having an outer surface, a tread portion spanning a radial outer extremity of the side walls, and a rotating assembly formed on the side wall or the tread portion, the rotating assembly having an incre...
01/10/2006
6499691Method of rotating aircraft wheels
Aircrafts typically touch down with their wheels not rotating. Their tires skid for a few hundred feet before they turn the ground speed of the aircraft. Tire failure, and pollution can be largely eliminated by rotating the wheels prior to touchdown. A si...
12/31/2002
6450448Airplane wheel unit
A drive unit for a wheel of an airplane landing gear includes a pneumatic motor having a first impeller which is driven by pneumatic energy of compressed air and a second impeller which is turned by the expanded exhaust from the first impeller. These impe...
09/17/2002
6390415Wheel rotation device
This invention relates to a system for reducing tire wear of an airborne vehicle that requires a runway upon which to land. A stream of air is naturally directed against a mechanical housing affixed to the wheels of the airborne vehicle, the device compri...
05/21/2002
6086017Apparatus for causing an aircraft wheel to rotate
An apparatus for causing an aircraft wheel to rotate in an airflow includes wind-catching members disposed around a central axis. The wind-catching members are moved between a non-operative, retracted position and an operative-extended position in which t...
07/11/2000
6032900Aircraft wheel rotating device
A device for rotating a wheel of an aircraft prior to landing. The inventive device includes an annular plate having a plurality of engaging brackets extending therefrom for coupling to an aircraft wheel. A plurality of air scoops are arranged about the a...
03/07/2000
5746393Aircraft wheel rotating apparatus
An aircraft wheel rotating apparatus comprised of an inner circular portion dimensioned for coupling with a wheel of an aircraft. An outer circular portion is integral with an outer end of the inner circular portion. The outer circular portion is dimensio...
05/05/1998
5417387Aircraft landing wheel rotator
A rotator assembly for rotating an aircraft landing wheel by the action of the airstream flowing thereby has a circular plate mounted on the wheel and a plurality of independently movable scoops connected to the outer surface of the plate in circumferenti...
05/23/1995
5320417Roller skating wheel
A wheel of a roller skate includes a plurality of circumferentially spaced apart generally axially extending curvilinear paths. A speed skater, traveling a predominately circular course with such wheels properly aligned on such skates, is able to use air ...
06/14/1994
5259431Aircraft tire with sidewall vanes
This invention introduces a tire for aircraft. The tire of the invention is provided with drive means to revolve the wheel of the aircraft at landing procedure before the aircraft actually touches the ground. The drive means consist of airflow responsive ...
11/09/1993
5251848Space shuttle wheel acceleration system
A space shuttle wheel acceleration system includes a plurality of attachm bands located in the grooves of a tire and extending around the circumference of the tire with collapsible cups attached to the attachment bands located at spaced intervals around ...
10/12/1993
5213285Rotating aircraft tire/landing gear apparatus
An aircraft tire and an associated landing gear apparatus which rotate a wheel of a landing aircraft prior to contact between the wheel and a runway. The tire possesses an array of projections which have a forward face for catching air and which are molde...
05/25/1993
5165624Apparatus for prerotating aircraft wheels employing forced air and a vacuum
An apparatus and control system for prerotating the landing gear wheels of an airplane is disclosed. The apparatus includes an impeller disc attached to the rim of the wheel. The disc includes a plurality of blades. A housing covers the upper half of the ...
11/24/1992
5104063Aircraft landing gear prerotation system
A device to induce rotation of aircraft landing wheels is disclosed, using only the force of oncoming air to bring them up to synchronous ground (landing) speed during approach to landing. A complete, independently operating system with its own sensors, m...
04/14/1992
4732350Aircraft wheel rotation apparatus
An aircraft wheel rotation assembly is mountable on the rim of an aircraft wheel and includes a plurality of vanes which are equally spaced around the rim. Each vane has a generally radially aligned airfoil shaped cross section so that when a passing air ...
03/22/1988
4659039Landing gear drive system
A drive motor system is coupled to the landing gear wheels of an air craft via a free wheeling clutch assembly. The drive motor system is energized when the landing gear is extended preparatory for landing either manually or automatically. The drive motor...
04/21/1987
4659040Aircraft undercarriage assemblies
An aircraft undercarriage assembly (10) has an undercarriage truck (15) where the pair of rear wheels (25) are mounted on a rear support member (20) pivotally movable relative to the front support member (16) when the aircraft is taxiing to provide a stee...
04/21/1987
4615498Wheel and tire for aircraft
A wheel and tire for an aircraft includes a number of wind receiving ledges radially arranged on side surfaces of the tire for causing the tire to rotate by receiving wind pressure before touch-down of the aircraft in a landing position. According to the ...
10/07/1986
4491288Aircraft landing wheel rotating means
An aircraft landing wheel rotating means has an airscoop (21) mounted on the undercarriage unit (10) between a pair of landing wheels (16) fitted with tires (14). A wheel outlet (25) in each side of the airscoop (21) directs the airflow over turbine blade...
01/01/1985
4385739System for enhancing airborne safety of airborne vehicles as well as reducing tire wear thereof
This invention relates to a system for reducing tire wear of airborne vehicles that require a runway upon which to land, wherein there is provided from an aircraft's engines, or other source, a stream of air such that the stream of air is directed against...
05/31/1983
4383665Wind-driven rotating aircraft landing wheels
An improved landing wheel for an airplane, which includes a plurality of freely pivoted fins from eccentrically located pivot pins around one side of the wheel, the fins being straight but flexible, so that in one position relative to the wind from a forw...
05/17/1983
4205812Aircraft landing wheel rotating device
An aircraft landing wheel rotating device including a body portion eccentrically secured to the outer face of the landing wheel hub. A series of like air-receiving portions extend outwardly from the body member in spaced relation for catching the wind and...
06/03/1980
4061294Aircraft wheel rotator
An aircraft wheel rotator comprising plow like deflectors and fan like spokes on the wheels. The plow like deflectors have a bottom pan which causes air impinging thereon to be funneled downwardly and rearwardly with increased velocity, and thence backwar...
12/06/1977
4040582Wind power accessory for a vehicle wheel
A wind-utilization attachment for pneumatic-tired vehicle for automobiles, aircraft wheels, or the like. The attachment consists of an annular disc with spaced cups to catch head winds and convert their forces into rotational torque. The disc is secured t...
08/09/1977
3936016Airplane's anti-wheel-lock and spin-up system
A system for spinning up a nose wheel of an airplane equipped with a Fixed Slip Hydraulic Anti-Lock Braking System, incorporated in the airplane's anti-lock system. The system includes a main wheel pump coupled to a main wheel which is hydraulically coupl...
02/03/1976
 
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