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JP2006171661A |
To solve the problem that the momentarily varying angle of the sun can not be followed up and improvement in irradiation with the sunshine is not sufficient since the angle of a mirror is fixed for a conventional method of reflecting and...
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JP3122506U |
To provide a daylighting unit capable of efficiently taking in sunlight in an optical duct device for guiding sunlight taken from a daylighting unit into a building and emitting light in the building. A light duct 1 is provided with a da...
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JP3759127B2 |
To provide a sunshine securing structure having a large natural lighting quantity, capable of serviceably using the collected sunlight, and superior in terms of an outward appearance. A sufficient quantity of sunlight L is convergently r...
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JP2006506774A |
The present invention provides a hybrid lighting system that comprises at least one light collector for generating an output of fluorescent light. The light collector comprises an optically transmissive material that is doped with disper...
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JP2006504999A |
The present invention provides a light collector. The light collector has a concentration C of dye molecules which absorb and emit light. The dye molecules are dispersed in a light transmissive medium and the concentration C is selected ...
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JP2005327736A |
To provide a unit enhancing indoor illuminance to save electricity by easily leading sky light (brightness of the sky) into a room with little sunshine such as a multistory house, an office, a school, a factory, etc.This unit consists of...
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JP3713443B2 |
To provide a lighting equipment with a cleaning device and a light window with a cleaning device made to operate by wind force as a motive power with simple structure to which, excessive burden is not imposed even if a strong wind blows....
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JP3706404B2 |
PURPOSE: To provide a method for driving lighting prisms of a sunlight lighting device which is inexpensively producible and reduces electric power consumption in spite of degradation in the accuracy of a lighting characteristic to a neg...
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JP2005276793A |
To provide a sun light reflection device capable of irradiating a reflected sun light toward houses or trees blocked from the sun light by a high-rise building or the like.The sun light reflection device irradiating the reflected light 2...
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JP2005215509A |
To realize efficient sunlight lighting system for always securing full lighting efficiency, without needing complicated control using a simple configuration.The sunlight lighting system comprises a first reflecting mirror 13 for reflecti...
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JP2005215510A |
To make curvature of a reflecting mirror variable in a sunlight lighting system.The sunlight lighting system, having a constitution of always reflecting the sunlight toward the inside and courtyard of a building by tracking the sun by th...
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JP3682300B2 |
A nonimaging concentrator (or illuminator) of light. The concentrator (or illuminator) has a shape defined by dR/d phi =Rtan alpha where R is a radius vetor from an origin to a point of reflection of a light edge ray from a reflector sur...
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JP3678744B2 |
A daylighting system usable in either a skylight or a dormer includes a film having a plurality of negative Fresnel lenses.
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JP2005174894A |
To provide sun light as light with the ultra violet rays extracted and with the light volume of the sun reduced to some extent to a place in a building, etc., where lighting is necessary during the day time as an alternative for lighting...
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JP2005166456A |
To provide a light collecting method and a light collecting device effectively utilizing a space not interfering with the movement of persons as a passage of light, irradiating light to optional place from optional direction, restraining...
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JP2005123036A |
To provide a solar light condensing unit without using any additional sun light tracking means or the like usable in outdoor open spaces, on building roofs, walls, under handrails, and installations on seas and ships which are shaken con...
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JP2005071706A |
To improve the psychological feeling of oppression of a person in a room and improve comfort in a windowless space in a basement or the like and to improve the comfort of the person in the room by controlling to the optimum extent the in...
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JP2005071968A |
To provide an apparatus for introducing sunlight into a house for improving a relationship with neighbors in terms of sunlight, restricting power energy consumption by using sunlight instead of an electric light source and expectable to ...
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JP3619561B2 |
PURPOSE: To always accurately detect the original position of a lightening prism by providing a micro switch as a detecting means for detecting the original position of a lightening prism, arranging a prism or a prism detecting roller, a...
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JP3619615B2 |
To improve the engagement of an origin switch with an origin dock from 'sliding' to 'rolling' and to reduce the torque of the motor of a rotation driving device by providing the origin switch with a roller type actuator part. The device ...
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JP2005033035A |
To provide a planar light emitting device of which the light emitting surface is enlarged.Since the cover plate 3 of a solar battery module 1 is provided with a light leading part, light can be emitted from the front 3E of the cover plat...
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JP2005026004A |
To provide an on-roof lighting device for lighting a shaded yard and an indoor space by effectively using a prism panel for transmitting, refracting and reflecting the light as a lighting device on a flat roof in response to a site and p...
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JP2005023592A |
To provide a light-heat control structure in a building having a means for controlling light-heat quantity in the building, by controlling incidence/reflection quantity of the sunlight into the building.Eaves 1 (called a light shelf) pro...
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JP2004363042A |
To provide a sunlight lighting device which can make sufficiently bright even the depth side of the interior of room far from the window where the sunlight enters.This is a sunlight lighting device which reflects the sunlight entering fr...
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JP2004342569A |
To provide a luminous system using sunlight which supplies light energy with electric energy as small as possible.The luminous system transmits the sunlight to a target place with flexible light transmitting fibers using glass fiber tech...
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JP2004296261A |
To provide a sunlight collecting device capable of extending the time allowing substantially all the reflected light of sunlight to be radiated to an indoor ceiling as much as possible.This sunlight collecting device is so constituted th...
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JP2004288565A |
To provide a sunlight irradiation apparatus capable of easily performing cleaning work for a reflection mirror and maintenance and inspection work for a driving part to rotate the reflection mirror.A primary reflection mirror supporting ...
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JP2004278069A |
To reduce power consumption, and to reduce operation costs along with a reduction in the power consumption.An automatic ventilation and daylighting apparatus is equipped with a slurry pipe (1) which is filled with gas hydrate slurry, a h...
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JP2004278068A |
To propose a sunlight collecting device shielding sunlight streaming into a room through a clearance between strip plates and allowing the longest possible time to irradiate the indoor ceiling with substantially the entire reflected ligh...
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JP2004254568A |
To provide an insecticidal lighting plate-like member with which the obstruction of attraction of insects is improved and an insecticidal openable and closable window using the same.The insecticidal lighting plate-like member 1 to be att...
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JP2004526077A |
The invention relates to a window element comprising a frame structure (110) that has at least two glass panels(100, 101) spaced from one another, wherein an intermediate space (103) is defined by the separation between both glass panels...
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JP2004228055A |
To introduce sunlight into a shaded interior by using water running in piping for city water, well water and the like.This system provided in the middle of the piping for city water, well water and the like to introduce sunlight into the...
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JP3554041B2 |
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JP3551982B2 |
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JP3545237B2 |
To provide a liquid crystal display(LCD) device reducing the uneneveness of luminance on a display screen and improving display quality. A light guide part 21 is formed between a converging part 60 for collecting external light in a back...
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JP2004197542A |
To obtain a bright, warm and comfortable temperature and humidity interior environmental space by taking in valuable solar heat from morning to evening using this device to automatically control a ventilating fan and the opening and clos...
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JP2004200025A |
To provide a lighting device in which a first mirror for reflecting the sunlight, a second mirror which is arranged on the irradiation face side and reradiates the reflecting light of the first mirror, and a third mirror which reflects t...
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JP3534974B2 |
To measure or simulate the effects of harmful light rays on the body, changes in a visual environment, and changes in temperature, etc., by building a natural-daylighted experimental room on the top of a building or a hill, and construct...
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JP3513531B2 |
PURPOSE: To allow arrival of light deep in a room without generating spectra by providing plural convex stripes, having arc-shaped curve edges in section, in parallel on at least one surface of a flat plate-like transparent body. CONSTIT...
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JP2004055429A |
To reduce an execution man-hour and a cost in executing a perpendicular light duct at a building-site, and enable easy securing of parallelism of an opposed light duct face easily.A light duct panel 2 truncated to a prescribed length bef...
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JP3498294B2 |
PURPOSE: To efficiently collect solar light and to guide the light to a separated position. CONSTITUTION: As for a detecting and adjusting means, a conical outer cylinder with a mounted head 8 is connected to a light quantity adjusting f...
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JP2004031365A |
To allow working in a factory and in an office without lighting electric lamps in the daytime by bringing a dim room in a building into a bright room at low facility cost and with absolutely no operation cost and to achieve reduction in ...
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JP3491895B2 |
Light transmittable members mainly applicable to a natural lighting window in an opening of a general building and a method of adjusting a natural lighting quantity and a natural lighting range in a room of a general building by use of t...
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JP2003321931A |
To provide a light duct and a building material for the light duct which can be installed regardless of arrangement of columns and beams forming a building and can improve the execution efficiency.The light duct penetrating floors of the...
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JP2003308715A |
To provide a luminaire using a light guide body capable of introducing sunlight or the like to simply guide it to an arbitrary place.The light guide body is formed of a transparent film, a light introduction means 11a is formed at one en...
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JP2003308714A |
To provide a light guide film capable of introducing sunlight or the like to simply guide it to a plurality of arbitrary places.This light guide film 10 is formed of a transparent film 1. The transparent film 1 is so branched as to form ...
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JP2003287606A |
To realize efficient natural lighting by introducing external light even into the inner space of a building or the like where conventionally lighting is difficult.The window glass is composed of a film 5 having a great number of Littrow ...
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JP2003263909A |
To effectively providing natural light even inside a building or to such building as no sufficient natural light is acquired, while the interior of building is concealed and unwanted people is prevented from entering from outside the bui...
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JP2003240356A |
To effectively utilize solar energy by controlling the angle and the density of sunlight with a simple device, in utilization of solar energy.In this sun tracking system, a light duct B9 and a light duct A10, each with an angle to the ax...
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JP2003217324A |
To provide a small, light, inexpensive and highly safe sunlight collecting device easy to install, wherein a transparent dome to protect the entire device is omitted, by omitting a means for electrically positioning a sun position detect...
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