Class 74/84S - Space machines

Subclass of Class 74 - Machine element or mechanism
No. of patents: 35
Last issue date: 04/01/2008

Number	Title	Issue Date
7350745	Apparatuses and methods for applying forces to a structure utilizing oscillatory wing motions in a fluid Methods and apparatuses are disclosed that rotate a first member about a first point relative to a chassis, wherein the first member is rotatably coupled to a second member at a second point. A second member is counter-rotated at a ratio of the rotational speed of t...	04/01/2008
7309969	Apparatus and method for starting an electric motor An apparatus and method of starting an electric motor (having a rotor that rotates in a given direction during steady state operation from the at rest position) generates a preliminary signal that causes the rotor to rotate in an opposite direction to that of the gi...	12/18/2007
7185848	Mass transfer system for stabilizing an airship and other vehicles subject to pitch and roll moments The invention relates to a mechanism to control the pitch and/or roll and/or center of gravity of a vehicle. The first embodiment is a track-based mass transfer system in which pathways are positioned along or radially terminate at a central horizontal plane of the ...	03/06/2007
7152495	System and method for adaptive cancellation of disturbances A disturbance-cancellation system and method is provided that facilitates the adaptive cancellation of periodic disturbances. The disturbance-cancellation system and method includes a pair of control moment gyroscopes (CMGs) arranged together as a scissored pair. Th...	12/26/2006
7152882	Mobile carriage The invention provides a mobile carriage which is adapted to shift the center of gravity efficiently by utilizing the weight of wheel rotating means, power source means and control means to thereby increase the weight of a weight portion and reduce the increase in t...	12/26/2006
7008276	Propulsion system A propulsion system which is designed to be used on a payload platform such as a spacecraft, satellite, aircraft or ocean vessel. To operate the system, electrical power is required. However, during operation the system does not require fuel or mass to be expelled i...	03/07/2006
6955235	Torque platform transport device A vehicle transport system including a torque platform with counter-rotating flywheels, whose axes of rotation are parallel to one another, is featured. One or more torque platforms are joined together with a platform rotating mechanism to rotate the platforms relat...	10/18/2005
6946748	Inertia wheel coupled with a leverage transmission An apparatus is provided which includes an inertia wheel rigidly attached to a center axle, such that the wheel and axle adapted to unitarily rotate about a center axis. An axle support is adapted to rotatably support the center axle such that the inertia wheel and ...	09/20/2005
6694844	Apparatus to recover energy through gravitational force A gravity apparatus having a wheel-like, connected, encircling surface, includes an axially horizontal track which has an interior surface which weighted objects contact and are carried around the interior surface. The interior surface is a connected, enc...	02/24/2004
6345789	Method and apparatus for propulsion A method and apparatus is disclosed for providing a propulsive force to a dynamic body without having to interact with an external mass. The technique is based on an internal exchange of kinetic energy working in concert with the influence of an ancillary...	02/12/2002
6089511	Method and apparatus for propulsion A method and apparatus is disclosed for providing a propulsive force to a dynamic body without having to interact with an external mass. The technique is based on an internal exchange of kinetic energy working in concert with the influence of an ancillary...	07/18/2000
5966986	Propulsion system A propulsion system (10) which is designed to be used on a payload platform (90) such as a spacecraft, satellite, aircraft or an ocean vessel. To operate the system (10) electrical power is required. However, during operation the system (10) does not requ...	10/19/1999
5890400	Apparatus for generating a propulsion force There is provided an apparatus for developing a propulsion force in a predetermined direction. The apparatus includes an outer frame and an inner frame slidably mounted within the outer frame. The inner frame supports a flywheel which rotates about a shaf...	04/06/1999
5860317	Propulsion system A propulsion and positioning system for a vehicle comprises a first gyroscope mounted for precession about an axis remote from the center of said gyroscope. A support structure connects the gyroscope to the vehicle. Gyroscopes are used to cause the first ...	01/19/1999
5831354	Boot strap propulsion system A bootstrap propulsion system is provided including a housing with a pair of elliptical track assemblies situated side-by-side within the housing and further positioned in a common plane. A moving mass assembly is situated on each of the track assemblies....	11/03/1998
5791188	Propulsion system A propulsion system for converting rotary motion of a pair of weighted rotor arms into linear motion includes a support frame with a drive unit mounted thereto. The drive unit includes a rotatable shaft with a pair of rotor arms pivotally mounted thereto....	08/11/1998
5685196	Inertial propulsion plus/device and engine Devices herein described utilize vehicles that are propelled, braked, and steered by means of a process called Inertial Propulsion Plus. This consists of a "power phase" to extend the weight(s) from the vehicle, alternated with a "null phase" to cancel ou...	11/11/1997
5557988	Centripetally impelled vehicle A centripetal impeller to impart a force and having an attachment piece defining an axis of revolution. The impeller has a movable arm pivotable relative to the attachment piece so that the movable arm is a distance r from the axis of revolution. The impe...	09/24/1996
5167163	Energy transfer device An apparatus for converting rotational movement into linear movement in vehicles comprises a flywheel rotated about a center by a rotary motion producing motor. The flywheel has rotatably mounted thereon a plurality of weighted members which rotate about ...	12/01/1992
5090260	Gyrostat propulsion system A thrust producing apparatus comprising a gyrostat having a gyrostat wheel, apparatus for supporting the gyrostat, apparatus for toppling the gyrostat creating precessional force in a predetermined direction against the supporting apparatus, and apparatus...	02/25/1992
5024112	Gyroscopic apparatus A gyroscopic apparatus (100), having application as a prime mover, comprises a pair of discs (102) disposed opposite one another with arms (104) rotatably supporting the discs (102) connected at a pivot point, the pivot axis thereof lying in a plane midwa...	06/18/1991
4788882	Flywheel A flywheel having a hollow rotatable structure which is driven for rotation on a predetermined axis and presents a cam surface eccentrically surrounding that axis, a guide arrangement inside the rotatable structure presenting a plurality of slideways exte...	12/06/1988
4770063	Universal propulsion powerplant and impulse drive unit for self-propelled vehicles The invention relates to a universal propulsion powerplant and impulse drive unit having a uni-directional linear impulse output for accelerating, lifting, guiding and braking land, water, air and space vehicles. The propulsion powerplant, being a self-co...	09/13/1988
4744259	Apparatus for producing a directional unit force A device for generating a unidirectional force comprises a rotary body carrying around its periphery a plurality of pivotal pendulum masses mounted on shafts parallel to the axis of rotation of the rotary body. As the body rotates the masses are moved inw...	05/17/1988
4712439	Apparatus for producing a force Apparatus for producing a propulsion force comprises a pair of counter-rotating externally geared flywheels which are mounted on shafts for rotation in a housing and are balanced for high speed rotation. Each flywheel carries a mass slideable thereon in a...	12/15/1987
4674583	Impulse drive A prime mover is connected by a series of universal joints to a crank which reciprocates a weight. The joints are arranged in such manner that the weight moves substantially faster in one direction than in the opposite direction causing a force to be appl...	06/23/1987
4631971	Apparatus for developing a propulsion force A propulsion device comprises two symmetrical wheels mounted in the same plane for rotation about parallel axes at right angles to the plane and driven synchronously in opposite directions. Each wheel carries a pair of gearwheels which rotate around the a...	12/30/1986
4479396	Propulsion system A propulsion system for converting rotary motion into unidirectional motion and consisting of a frame, a pair of counterrotating lower members rotatably mounted to the frame and containing damping elements, a pair of upper members containing damping eleme...	10/30/1984
4409856	Propulsion system A propulsion system for converting rotary motion into unidirectional motion and consisting of a frame, a pair of counterrotating lower members rotatably mounted to the frame containing damping elements, a pair of upper members containing damping elements ...	10/18/1983
4347752	Apparatus for converting rotary motion to a rectilinear force Apparatus for converting rotary motion from a source of power which may be of constant speed into a rectilinear force includes a coupling arrangement for driving an eccentrically unbalanced flywheel at a cyclically varying rotational speed and linkages fo...	09/07/1982
4242918	Mechanical propulsion system A system for propelling a vehicle which includes a frame within which at least one shuttle is mounted for reciprocal movement along a linear path of travel. An oscillating body is attached to the shuttle that is capable of delivering a series of alternati...	01/06/1981
4238968	Device for conversion of centrifugal force to linear force and motion A device to employ centrifugal force for use as linear motion utilizing a pair of counter rotating arms about a common axle. One arm contains a mass splitable and transferable to the other arm and back again at one hundred and eighty degree intervals. The...	12/16/1980
4095460	Device for converting rotary motion into unidirectional motion An improved mechanism is disclosed for varying the radius of gyration of a plurality of gyrating masses and for selectively changing the direction of the resultant unbalanced force produced by these gyrating masses. The improved mechanism is comprised of ...	06/20/1978
3998107	Device for converting rotary motion into a unidirectional linear motion This invention relates to new and useful improvements in devices that convert rotary motion into unidirectional motion by varying the radius of gyration of a plurality of gyrating masses which gyrate in a plane that is perpendicular to the axis of rotatio...	12/21/1976
3968700	Device for converting rotary motion into a unidirectional linear motion This invention relates to new and useful improvements in devices that convert the centrifugal forces produced by rotating masses into a propulsive force acting in one direction and which is comprised of a movable supporting structure in which identical se...	07/13/1976

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Class 74/84S - Space machines