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7222822 |
Linear actuation device for spacecraft and solar generator unfolding systems
A linear operating device is provided that includes a way of converting a rotational motion into a translational motion, realized in the form of a nut, a rotating drive unit and a spindle acting in...
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7156349 |
Artificial satellite
A plurality of panels are coupled rotatably by a hinge mechanism. The panels are folded when a rocket loaded with the panels is launched and unfolded in space after the artificial satellite is...
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7122733 |
Multi-junction photovoltaic cell having buffer layers for the growth of single crystal boron compounds
The present invention provides a solar cell comprising a substrate, a first buffer layer disposed above the base layer, a second buffer layer disposed above the first buffer layer, a first boron...
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7104506 |
Spacecraft disturbance trimming system
A spacecraft comprises a main body; at least one elongated solar wing extending from the main body, defining a generally flat plane and comprising a pair of longitudinally extending side edges; at...
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7093804 |
Foldable and deployable assembly of elements mounted on board a spacecraft
According to invention, said elements ( 1.1 to 1. n ) are secured to the same side ( 3 ) of a flexible inflatable mattress ( 4 ) and, when said elements are in the folded state, said mattress ( 4...
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6909042 |
Satellite solar generator structure comprising bracing elements between panels
The satellite solar generator structure comprises a plurality of solar panels (PR, PS) each having a plane surface, the panels being disposed in superposition in said structure (ST), the structure...
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6854510 |
Spacecraft radiator system and method using cross-coupled deployable thermal radiators
A spacecraft, along with a spacecraft radiator system and spacecraft heat dissipation method are disclosed. The spacecraft comprises a body, a plurality of solar arrays, and the spacecraft radiator...
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6799742 |
Solar panel for space and method for manufacturing the same
The object of the invention is to provide a solar panel and a method for manufacturing the same, wherein the manufacture of the solar panel for use in space and repair work thereon can be performed...
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6784359 |
Apparatus and method for the design and manufacture of foldable integrated device array stiffeners
The present invention relates to an apparatus and method for the design and manufacture of foldable integrated stiffeners. These stiffeners may be used in, for example, thin-film arrays of...
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6722614 |
Satellite deployment structure
In a solar array paddle having panels which are connected to a main body of a satellite and rotatably connected to one another, elastic insertion members for prevention of vibration are disposed in...
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6713670 |
Electrostatically clean solar array
Provided are methods of manufacturing an electrostatically clean solar array panel and the products resulting from the practice of these methods. The preferred method uses an array of solar cells,...
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6689952 |
Large membrane space structure and method for its deployment and expansion
A large membrane space structure deployed and spanned by centrifugal force owing to the spin motion, contains a hub located at a central portion thereof and a sail including a plurality of petals...
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6682020 |
Unfolding joint for satellite solar generators
A joint is provided for unfolding systems, e.g. for satellite solar generators that permits sufficiently large unfolding torque, low weight and small dimensions. A drive on one joint half acts on a...
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6660927 |
Solar panel with corrugated thin film solar cells
Solar panel includes solar cells affixed to one or more sheet elements and a frame for supporting the sheet elements, wherein the frame is provided with attachment members for attaching the sheet...
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6637702 |
Nested beam deployable solar array
A solar array includes a plurality of panels that are individually supported by beams that nest within each other in the stowed position to minimize the volume of the structure prior to deployment....
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6634604 |
Method for operation of a rotating space vehicle with varying rotation
A method for operating a space vehicle equipped with at least one device cooperating with a celestial body, wherein rotation of the space vehicle takes place around at least one axis of the space...
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6617505 |
Solar battery module, replacement solar cell, and method of replacing solar cell
A solar battery module includes a plurality of solar cells connected to one another and a plurality of spaces each provided between adjacent solar cells, the plurality of spaces including at least...
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6607167 |
Spacecraft thermal shock suppression system
A satellite system includes a solar wing moveably connected to a satellite central body. A sensor, also coupled to the satellite central body, detects the movement of the body and generates a rate...
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6581883 |
Extendable/retractable bi-fold solar array
A solar cell array assembly that is configured to be stowed in the payload bay of a low earth orbit space vehicle utilizes hinged panels comprising foldable outboard panels and inboard panels. The...
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6568640 |
Inflatable satellite design
The invention is a satellite assembly suitable for use with small payloads. In detail, the invention includes a foldable flexible sheet. A housing for containing the payload of the satellite is...
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6568639 |
Autonomous orbit transfer vehicle
An orbit transfer vehicle for transporting cargo between a low Earth orbit and a higher Earth orbit having a body and an engine operably coupled to the body. A reaction control system is further...
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6555740 |
Extendible solar generator with an extendible supporting array structure
An extendible solar generator has an extendible solar cell structure and an extendible support array structure which has a first cross member and is connected with a stowage housing for the solar...
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6547190 |
Application of carbon fiber mesh for space and airborne platform applications
A solar array including a carbon fiber mesh substrate is provided. The solar panels including a series of hybrid structures formed along the common and continuous substrate by sandwiching the...
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6543725 |
Flexible, foldable solar generator for spacecrafts
A flexible foldable solar generator having an array of a plurality of blankets carrying solar cells hingeably connected to be folded and unfolded. The solar cells are connected together by branches...
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6543724 |
Miniature satellite design
The invention is a micro-satellite assembly. In detail, the invention includes first and second flat structural members containing the satellite payload. First and second tubular elements connect...
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6534705 |
Methods and apparatus for beaming power
Methods and apparatus for beaming power from one location to another are provided. Energy is used to power one or more lasers to provide a coherent, wide-aperture beam, which is directed to the...
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6528719 |
Space photovoltaic power generation method and system
A space photovoltaic power generation system including a plurality of power satellites arranged in space, each of which converts electrical energy, into which sunlight has been...
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6511022 |
Spacecraft solar panel spherical trickle charger
A solar power sphere having solar cells arrays is used in combination with a main solar flat panel array of a spacecraft for respectively providing omnidirectional solar power collection by the...
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6505795 |
Application of carbon fiber mesh for space and airborne platform applications
A solar array including a carbon fiber mesh substrate is provided. The solar panels including a series of hybrid structures formed along the common and continuous substrate by sandwiching the...
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6495751 |
Space photovoltaic power generation system, power satellite, and electric power base
A space photovoltaic generation system including a plurality of power satellites arranged in space, each of which converts electrical energy, into which sunlight has been photoelectric-converted,...
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6488435 |
Unfolding joint for satelite solar generators
A joint is provided for unfolding systems, e.g. for satellite solar generators that permits sufficiently large unfolding torque, low weight and small dimensions. A drive on one joint half acts on a...
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6484972 |
Articulated set of sequentially opened solar generator panels
At least three stacked panels are articulated by means of adjacent members so that they can pivot toward a deployed configuration. A mechanism includes an immobilizer mounted on a first member,...
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6481671 |
Spacecraft sunshield for use in performing solar torque balancing
A spacecraft includes an articulating sunshield assembly that is capable of simultaneously performing thermal control functions and solar torque balancing for the spacecraft. The sunshield assembly...
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6478261 |
Spacecraft with deployable panel array
A spacecraft, such as a satellite, comprises a panel array including a plurality of panels that are rotatably coupled to one another. The panel array is movable between a folded state and an...
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6474602 |
Spacecraft pointing performance via optimized solar array orientation
An improved satellite system that limits or eliminates the dynamical rotational response of a satellite body to solar array asymmetrical and symmetrical flexing. The improvement is made by rotating...
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6439511 |
Thermal shock avoidance for satellite solar panels
A solar wing control system for avoiding thermal shock to a solar wing includes an eclipse exit slew profile generator having an eclipse exit slew rate output for rotating the solar wing from an...
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6437232 |
D-wing deployable solar array
The power to weight ratio obtained with a spacecraft's solar array ( 3 ) is enhanced by a factor of at least two to five through use of support structure for individual solar panels or solar arrays...
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6429368 |
Shortened solar cell array
A foldable solar cell array ( 10 ′) with multiple hinged panels, each with a segment of solar cells on a first face of each panel. Maximum power demands are met by employing a shortened outermost...
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6394395 |
Combination solar array assembly and antenna for a satellite
The invention is a combination solar panel and planar array antenna for a satellite. In detail, the invention includes a generally flat solar panel having external and internal surfaces, the...
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6381520 |
Sun seeking solar array control system and method
A control system and method that keeps solar arrays on a satellite pointing toward the sun. Exemplary control systems and methods are implemented as follows. An orbit propagator computes satellite...
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6378810 |
Satellite having a solar generator on a deployable arm, and method of bringing such a satellite on station
A satellite has a platform of elongated shape in a direction parallel to a roll axis of the satellite. A deployable arm is pivotally carried by a longitudinally extending face of the platform. A...
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6378809 |
AFT deployable thermal radiators for spacecraft
In a presently preferred embodiment of this invention a spacecraft includes at least four thermal radiator panels, with a first pair of said panels being initially stowed along a North facing...
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6318674 |
Power sphere deployment method
A deployment method unfurls a plurality of flat panels interconnected by rotating hinges into a predetermined curved surface such as a spherical enclosure for use as a solar panel sphere or as any...
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6293502 |
System and method for enhanced solar array pointing in sun-nadir steering
A satellite (30) programmed for sun-nadir steering and having a solar wing (36) mounted to the satellite body (35) and being selectively moveable about two mutually orthogonal axes (A, B). The...
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6293501 |
Spacecraft momentum management system
A momentum control system for driving the momentum of a spinning spacecraft to zero while it spins around a sunline. The system includes a sun sensor for determining the position of the sun, a...
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6284966 |
Power sphere nanosatellite
A power sphere preferably used as part of a nanosatellite is formed using a plurality of flat panels solar arrays interconnected together by rotating hinges to approximate a spherical shape for use...
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6260808 |
Passive electrical grounding of a spacecraft to the ambient plasma environment
A spacecraft includes a spacecraft base structure having an externally facing, electrically conducting spacecraft surface, with the spacecraft structure including a solar cell array. A grounding...
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6234427 |
Solar array regulation and spacecraft pointing using flywheel energy storage with programmable voltage control
A satellite power regulation and pointing system is disclosed that comprises a power bus (104) and first and second flywheels (114-116) capable of storing rotational energy. Each flywheel (114-118)...
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6227497 |
Adaptively positioned solar array
Solar array with movable parts that are faced toward the sun during times of the orbit distant from the debris field. When the orbit is within the debris field, the panels are faced edge on to the...
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6218605 |
Performance optimizing system for a satellite solar array
A satellite solar array performance optimizing system that isolates a subsection of a solar array to provide power during transfer orbit operation, then connects the subsection in series with an...
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