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| Number | Title | Issue Date |
| 8061226 | System and method for closed loop gyroscope stabilization A device for use with a gyroscopic stabilizer for use in an assembly that is moveably connected to a vehicle. The gyroscopic stabilizer has a gyroscope, a skew motor, and a skew motor velocity servo-control system. The gyroscopic stabilizer can control a skew of the... | 11/22/2011 |
| 8047090 | Method of generating rotation about an output axis and motor for generating rotation about an output axis The present invention relates to motors and, more specifically to rotary motors which can supply output motive power about an output axis in response to input rotary power about a different axis. A motor (1) comprises a wheel (2) mounted on a shaft ( | 11/01/2011 |
| 7997157 | Control moment gyroscope A control moment gyroscope (CMG) is provided for deployment on a spacecraft. The CMG includes an inner gimbal assembly (IGA), which, in turn, includes an IGA housing, a rotor rotatably coupled to the IGA housing, and a spin motor coupled to the IGA housing and confi... | 08/16/2011 |
| 7437961 | Gyro power starter A power starting dock for gyroscope is comprised of an outer housing that has a bottom and a concave head. The head is slanted at an angle relative to the housing, and engages a gyroscope rotor, an electric power source on the housing, a spring-mounted motor on the ... | 10/21/2008 |
| 7437224 | Target acquisition control for spacecraft gimballed payload A method and apparatus for controlling a gimbaled platform (108). The method comprises the steps of computing an acquisition phase gimbal angle rate command ωcmd—Acq (530) from a measured LOS angle error... | 10/14/2008 |
| 7249531 | Control moment gyro for attitude control of a spacecraft A control moment gyro comprising a wheel support structure which is mounted on a base by a motor, which is used to rotate the support around a first axis and bearing a wheel arrangement for driving the wheel spinner at a high speed around a second axis perpendicuIar... | 07/31/2007 |
| 7246776 | Method and system for CMG array singularity avoidance The present method provides a method for avoiding singularities in the movement of CMGs in an array of CMGs in a spacecraft. In a first step, a torque command representing a desired torque to produce an attitude adjustment for the spacecraft is received. Next, a ran... | 07/24/2007 |
| 7240630 | Gyrostabilizer for small boats A gyrostabilizer system that counteracts the natural rolling motion of a small boat or vessel. The invention constitutes an improvement in prior art systems of this type in that the system weighs less because it has a much lighter rotor made of composite materials s... | 07/10/2007 |
| 7241103 | Method and system for adjusting a position of an object According to one embodiment of the present invention, a method for adjusting a position of an object to compensate for tilt includes providing a rotatable base supporting an object and directing the object relative to the base such that the position of the object is... | 07/10/2007 |
| 7223063 | Method and system for adjusting a position of an object According to one embodiment of the present invention, a method for adjusting a position of an object to compensate for tilt includes providing a rotatable base supporting an object and directing the object relative to the base such that the position of the object is... | 05/29/2007 |
| 7190097 | Cross plane wide-gap motor system for gimbal An apparatus for the control and alignment of a sensor on a moving vehicle is provided that includes a gimbal ball supported by an outer axis structure and adapted to pivot about an outer elevation axis and about an outer azimuth axis. The outer axis structure is mo... | 03/13/2007 |
| 7159479 | Active damper for stabilized mirrors An active damping method for a stabilized mirror, and a corresponding active damper apparatus, comprising providing a tachometer measuring speed of a motor driving the mirror, employing compensation electronics receiving input from said tachometer and the motor, and... | 01/09/2007 |
| 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 |
| 7116073 | Methods and apparatus for controlling a motor/generator Methods and apparatus provide for: commutating windings of a polyphase machine such that electromagnetic fields of stator and rotor phases of the polyphase machine produce at least one of motoring and generating torque; providing a first rotor excitation voltage hav... | 10/03/2006 |
| 7051608 | Gyroscopic actuator The gyroscopic actuator is a new device based on a mechanism designed to make us of the conservation of the kinetic momentum, so that it supplies a torque (momentum) to the platform where it is located. Thus it can orientate this platform in pitching, rolling or yaw... | 05/30/2006 |
| 7014150 | Method and system for optimizing torque in a CMG array A momentum-control system for a spacecraft is disclosed. The momentum-control system comprises an attitude-control system. The attitude-control system receives data concerning a desired spacecraft maneuver and determines a torque command to complete the desired spac... | 03/21/2006 |
| 6973847 | Gyroscopic roll stabilizer for boats A gyroscopic roll stabilizer for a boat. The stabilizer includes a flywheel, a flywheel drive motor configured to spin the flywheel about a spin axis, an enclosure surrounding a portion or all of the flywheel and maintaining a below-ambient pressure or containing a ... | 12/13/2005 |
| 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 |
| 6917862 | Singularity escape/avoidance steering logic for control moment gyro systems A new steering logic based on a mixed weighted two-norm and least squares optimization solution overcomes a deficiency of being trapped in the momentum saturation singularities. The new steering logic utilizes an additional weighting matrix, W, in conjunction with d... | 07/12/2005 |
| 6860166 | Torque induced propulsion system A gyroscopic device includes a drive gimbal drive ring spinning about a drive gimbal axis, a precession gimbal spinning about a precession gimbal axis substantially perpendicular to the drive gimbal drive ring, and a gyro coupled to the drive gimbal drive ring rotat... | 03/01/2005 |
| 6849980 | Cross plane wide-gap motor system for gimbal An apparatus for the control and alignment of a sensor on a moving vehicle is provided that includes a gimbal ball supported by an outer axis structure and adapted to pivot about an outer elevation axis and about an outer azimuth axis. The outer axis structure is mo... | 02/01/2005 |
| 6789437 | Apparatus for precision slewing of flatform-mounted devices An apparatus and a method for controlling the path of oscillatory travel of a device within a two-axis system. A device, such as a camera, is held in a two axis gimbal system having motors for driving the azimuth and pitch axes. A two degree-of-freedom gyroscope is ... | 09/14/2004 |
| 6681649 | Inertial control and measurement system An inertial control and measurement system is provided for applying inertial control to a vehicle and measuring angular rate of the vehicle. The system includes a control moment gyroscope having a spinning rotor, a gimbal, a gimbal support assembly attach... | 01/27/2004 |
| 6354163 | Mitigating gimbal induced disturbances in CMG arrays In a CMG array used to change the attitude of a satellite, noise in the motion of the inner gimbal as it is moved is detected and the speed of the CMG rotors is changed to reduce the noise.... | 03/12/2002 |
| 5751078 | Reactionless, momentum compensated payload positioner A reactionless momentum compensated payload positioner adapted to be mounted on a supporting body for providing momentum compensation of an oscillatory and scanning payload and for suppressing reactions in the supporting body to the torques that occur as ... | 05/12/1998 |
| 5256942 | Stabilization system for a freely rotatable platform A stabilization system for space platforms, satellites and the like. One arrangement for demonstration purposes incorporates a frame and a pair of motor/flywheel units which are pivotably mounted to the frame. These units are retained in positions of alig... | 10/26/1993 |
| 5074159 | Gyroscopic sensor lock for navigation apparatus An inertial sensor block comprising a sensor block base, an inertial sensors mounting element rotatably mounted with respect to the sensor block base for rotation about a rotation axis and a gyroscope mounted onto the mounting element and having its gyros... | 12/24/1991 |
| 4976163 | Reactionless actuator-gimbal system The AZ-EL embodiment of the reactionless actuator-gimbal system is a system of gimbal structure, reactionless actuators, a reaction wheel and momentum control means rotationally articulating a payload around axes approximately through the payload's mass c... | 12/11/1990 |
| 4951521 | Gimbal module A gimbal module for installation in a gimbal assembly and for operation by a simple type of robot device for use in a space environment. The module has a stator, which is fixedly connected to a first gimbal, and has a coaxial rotor, which is fixedly conne... | 08/28/1990 |
| 4949026 | Robot arm space stabilizer As a gyroscope is made to precess back and forth across a certain point; a servo, torquing about the axis causing precession, can stabilize the member containing the precession axis by maintaining the gyroscope at that point. In the subject invention, a s... | 08/14/1990 |
| 4879918 | Gyro compass A gyro compass having a gyro case incorporating a gyro of which the spin axis is substantially horizontal, a vertical ring disposed around the outer periphery of the gyro case and for rotatably supporting the gyro case around a vertical axis, a follow-up ... | 11/14/1989 |
| 4838099 | Gyrocompass A gyroscope employing a rotor in rolling contact with a ball positioned at the end of a drive shaft, the arrangement establishing a loose fitting ball and socket suspension for the rotor. Contact points of the rotor on the ball establishes the necessary p... | 06/13/1989 |
| 4751444 | DC motor system with AC auxiliary system A direct current (DC) powered gyroscope (41) utilizes an alternating current (AC) subsystem in which electrolytic switches (49, 50) control torquer motors (45, 46). The alternating current is obtained from commutation circuitry (21-23) in the gyroscope sp... | 06/14/1988 |
| 4708024 | Gyro apparatus A gyro apparatus comprising a gyro casing incorporating therein a gyro the spin axis of which is made substantially horizontal, a supporting apparatus for supporting the gyro casing with a freedom of three axes, a north-seeking apparatus for giving a nort... | 11/24/1987 |
| 4512086 | Heading indicator A heading indicator is disclosed which utilizes a one-degree-of-freedom platform stabilized by a two-degree-of-freedom dry flexure gyro. The output of one of the sensitive axis is coupled through an amplifier to the corresponding torquer in the gyro and s... | 04/23/1985 |
| 4491029 | Position gyroscope The present positional gyroscope is used for stabilizing and steering a fng body, especially a secondary flying body ejected from a primary or carrier flying body which is rotating or rolling about its longitudinal or roll axis. Such gyroscopes are suppo... | 01/01/1985 |
| 4442723 | North seeking and course keeping gyro device A gyro device arranged to be mounted in a vehicle and operable selectively as a directional gyro or as a gyro compass, which includes a gyro generating signals relative to two measuring directions, an azimuth gimbal mounted with its pivot axis oriented substan... | 04/17/1984 |
| 4426889 | Molded inertial sensor Structural elements of an inertial sensor are fabricated from molded plastic materials. The structural elements are characterized by relatively, small cross-section areas, and further incorporate keys and keyways, as well as guide and alignment slots, mol... | 01/24/1984 |
| 4395922 | Gimballed stabilization system with means for suppression of dither characteristics A gimballed platform stabilization system includes at least one outer member, an inner member, and an intermediate inertia bearing member. The intermediate member has limited coaxial angular freedom about an isolation axis with respect to the inner and ou... | 08/02/1983 |
| 4383452 | Transfer mechanism for a gyroscopic device A transfer mechanism can rotate a gyroscopic device about its spin axis. The mechanism has a support that rotatably supports the gyroscopic device. This mechanism also has restraint apparatus for holding the gyroscopic device in one of two angularly displ... | 05/17/1983 |
