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JP2003215348A |
To provide a light guide film which takes in sunlight or the like to easily guide it to an arbitrary place.The light guide film is made of a flexible transparent film and has a light introducing means 2 provided on one side face of a par...
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JP2003203512A |
To provide a daylight intake device capable of leading light coming into the top skylight of a void shaft forming a well space having a narrow plane area in comparison with its height as much as possible.An upper reflecting cylinder 10 p...
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JP3425540B2 |
To provide a skylight opening/closing controller which allows easy adjustments. This skylight opening/closing controller comprises a drive mechanism for opening and closing a skylight; a transmission gear driven by the drive mechanism fo...
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JP2003157707A |
To provide a practical structure that eliminates excessive entry of sunlight indoors and lets in necessary amount of sunlight as needed.The daylighting optical element 1 of plate shape which is installed at the opening part 20 of a build...
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JP2003517707A |
A flat lighting device (1) has two mutually opposite, at least partially transparent view surfaces in such a way that light from a light source, for example daylight or ambient light, backlighting the lighting device can pass through the...
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JP2003130470A |
To provide a healthy and civilized living space using an eco-conscious system that takes the global environment into account, for achieving, using one system, eco-conscious energy and power generation and resolving urban insolation and r...
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JP2003016816A |
To provide a very simple and inexpensive daylighting system using a sun-following system.In this daylighting system, provided with the sun following system for collecting sunlight, and for regulating an optical path of the sunlight to em...
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JP2002371773A |
To provide a blind eliminating the need for operation, being excellent in durability, allowing easy maintenance, capable of maintaining daylighting as well as scenic view, and providing for the effect of saving energy. Horizontal blades ...
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JP2002350770A |
To provide at a low price, a sunshine collecting device which collects light by a simple structure of single-axis control and can be installed at a ridge part, etc., of a house without spoiling its outward appearance. The sunshine collec...
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JP2002343117A |
To reduce man-hours and the cost of construction at the time of constructing a vertical light duct on the spot and to enables to secure a parallel light duct surface opposing ends other.As shown in (a), the light duct panel 2, which is b...
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JP2002323619A |
To provide a method for efficiently condensing incident light.A light transmission body 5 has a circular section of a desired outer diameter, the core part 5A of which has a prescribed refractive index n1 and a diameter D and is located ...
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JP2002270015A |
To provide a lighting system easily applicable to an existing building without large-scale renovation, and capable of saving energy by effectively utilizing natural light.A slat angle automatic adjustment type blind 2 is installed by mou...
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JP2002270014A |
To provide a light duct device capable of illuminating an interior with non-glaring diffused light, suitable for use as a light source for growing plants and relatively easy to install as compared with a conventional one.This light duct ...
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JP2002267997A |
To provide an optical fiber lens and a sunshine collecting device which can guide light in an optical fiber even if the optical fiber, the lens and a light source slightly shift in center position, nearly eliminate the loss of the quanti...
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JP2002236190A |
To suppress electric power consumption of a circuit in a control means for a sun tracking type natural illumination system.An electric power source means 20 is used for supplying electric power to a driving means 60 for driving a light r...
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JP2002526906A |
An optical component (11) comprises two transparant flat bodies (12,13) each having grooves (16) or other urface features on one of its faces (15) which interpenetrate when the two bodies (12,13) are placed fac-to face. The shapes of the...
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JP2002216517A |
To provide an apparatus for transmitting the solar light to another place, which is small in size, light in weight, and low in cost, capable of being installed in a typical household, and used as a bright and hygienic light source if app...
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JP2002213827A |
To provide a solar light collecting device of small size, light weight and low cost, which can be installed easily and whose reliability in entirety, is enhanced, such as by omitting a means for electrical position adjustment of a reflec...
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JP2002197907A |
To provide a device and a method utilizing the optical energy of the solar light used for object lighting.Sollar light collected with a condensing body 1 is received with a light receiving part 2 positioned in an optical focal point of t...
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JP2002518612A |
The invention provides a panel (2) of controllable radiation transmissivity, including a plurality of tubular cells (4), in at least some of which cells is rotatably mounted at least one radiation-blocking member (6), at least one portio...
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JP2002150816A |
To provide a light emitting element absorbing a light and emitting another light with high brightness and directivity.The light emitting element has a light emitting part made of a film containing aluminate as a main component to which, ...
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JP3283619B2 |
PURPOSE: To finely control opening/closing of a blind according to the condition of a room or a zone. CONSTITUTION: In the opening/closing control device of a motor-driven blind so as to open/close the motor-driven blind by sensing solar...
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JP3281330B2 |
To provide a daylight utilization system that can optimally block direct sunlight and admit reflected light without obstructing residents' viewing environment as seen from a lower window part. This daylight utilization system 47 is provi...
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JP2002109920A |
To provide a sunbeam collecting device to calculate and trace the position of the sun without inputting the data of longitude and latitude.A collection unit 3 is stopped to move when it is cloudy, and made to move at every settled period...
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JP2002106209A |
To provide a charnel chamber capable of sufficiently taking the sunlight into the charnel chamber, and improving the ventilation for the dehumidification, the elimination of bacteria, the deodorization and the prevention of insects, in v...
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JP2002100219A |
To provide a sun-tracking-type sunbeam-gathering apparatus which can gather sunbeam sufficiently even when the altitude of the sun is low, such as at sunrise, at sunset and in winter.The sun-tracking-type sunbeam-gathering apparatus has ...
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JP2002097763A |
To provide a solar light collecting device which is capable of guiding the sunlight into a room facing the north side.The first reflection plate 1a located at the uppermost place is arranged higher than the installation height of a gutte...
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JP2002510393A |
This invention relates to a device for directing a defined light beam onto a photosensitive area, particularly for testing the performance of a photovoltaic module. According to the invention this device comprises, in a support structure...
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JP2002093226A |
To provide a daylighting apparatus used even at night.This daylighting apparatus 1 has a reflector 9 supported on a support frame 2 to freely rotate and oscillate, and the reflector 9 is driven by an azimuth motor 6 and an elevation moto...
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JP2002081275A |
To provide a light distribution control device having the diffusive distribution symmetrical to the always constant directional axis regardless of an incident angle.This system is composed of a light transmissive or light reflective plat...
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JP2002507051A |
The invention concerns a spotlight comprising a central transmitter-receiver module (1) and a crown (2) formed of a plurality of elementary diffusing heads (3) concentrically and radially arranged around said central module (1). Accordin...
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JP2001317175A |
To lead natural light efficiently into a building without requiring a particular cost by incorporating a light reflector into a handrail installed on the opening part of a building.The light reflector 1 is installed on the outer edge par...
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JP2001312910A |
To provide a sunlight collection device, capable of reducing weight and increasing rigidity of a support frame body supporting a mirror, reducing rotation driving load, and utilizing a motor, a controller and a secondary battery with a c...
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JP2001307522A |
To provide a low-cost sunbeam-gathering apparatus whose sunbeam- gathering efficiency is high in all seasons.The sunbeam-gathering apparatus has, within a sunbeam- gathering part 5, sunbeam-gathering lenses 51, cone-shaped rod lenses 4 w...
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JP2001305473A |
To provide a new sunlight daylighting device which has high stability and a good appearance, can be installed on a roof, and realizes simultaneously sunlight daylighting to the interior space directly under the device and the interior sp...
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JP2001283619A |
To provide a daylighting device for easily taking a large quantity of daylight in a wide range of a room to increase brightness of the room, and of simple structure and a low cost. A reflection member 4 having horizontal sides longer tha...
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JP2001262711A |
To provide a unit building capable of achieving excellent daylighting effect to lower floor parts, and reducing construction man-hours at site.In this unit building U1 having a single or plural floors built by combining plural rectangula...
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JP2001216821A |
To increase efficiencies of incidence and light guide, and reduce the diameter of the light guide duct, at the same time.This consists of a light inlet 2 that opens at a side of an end of light guide duct 1, and a reflecting mirror 3, th...
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JP2001210116A |
To provide a solar light collecting device which can track the Sun quickly even when it changes from a cloudy to a clear sky does not require without having to input data to calculate the orbit of the Sun.The device comprises a solar lig...
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JP2001184913A |
To provide a lighting apparatus which can use a day's residual electric power efficiently and perform simple illumination at night. This lighting apparatus includes a lighting means 4 which follows the sun 1 and is driven to light solar ...
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JP2001182339A |
To obtain a bright comfortable room by sufficiently taking in light even in a room positioned on a north face, to which natural light is difficult to enter from a window. An opening ceiling section 52 installed to a living room 32 is ope...
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JP2001167619A |
To provide a method of constructing a light duct at low cost and with good accuracy by means of assembling and attaching the duct members at the site.It mounts a guide rail 3 into an anchor 2 mounted in a structure 1 and mounts a light d...
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JP2001135111A |
To easily trace a ray moving in light ducts with simple inputting operation without using special expertise. The equation of a ray made incident from an arbitrary incidence point A in single light ducts 17, 18, 19 into the single light d...
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JP2001133676A |
To efficiently let in sun light, even when the altitude of the sun is high. A device 1 for letting in sun light tracks the direction and the altitude of the sum to not only turn a direction tracking base 7 but also operates reflection pl...
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JP2001135112A |
To improve the tracking ability of a prism without increasing cost, when power is restored. A solar lighting system 10 comprises a light collecting part 11 provided with a light collecting prism 13, a light duct part provided along the l...
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JP2001110215A |
To provide a lighting arrengements device offering simplified construction permitting efficient lighting for illumination. A mount 2 is mounted on a support 1 so as to be rotationally movable around the support 1 in a horizontal directio...
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JP2001101914A |
To provide a device for natural lighting to lead light efficiently, eliminating the light of the heat ray region and forwarding the light into a plastic fiber. A light-path converting means 3 is installed for converting the light into ne...
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JP2001090277A |
To provide a solar-ray daylighting device capable of sufficiently introducing mellow light to an effective space or the like in a room in response to the movement of the sun. A long-sized prism curtain 21 is installed to a roof light win...
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JP2001083454A |
To provide a skylight for lighting natural light which is capable of sufficiently introducing light to the effective space in a room. The skylight 11 for lighting the natural light has a window frame 12 as shown in Figure (A), and interi...
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JP2001084815A |
To simplify the execution of work by comprising an outer frame mounted on an opening and an inner frame extended inside of the opening, and providing the inner frame with lighting prisms, a main body light distribution board, and an inte...
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