Toothed daylight blinds
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United States of America Patent
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Jan 25, 2005
Grant Date -
N/A
app pub date -
Jun 3, 2002
filing date -
Jun 26, 1999
priority date (Note) -
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status (Latency Note)
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Abstract
The flight guiding blinds of this invention are characterized in that the tooth sides showing towards sun incidence have an angle of inclination .beta. essentially smaller in the area of the irradiation portion and larger at a larger distance from the irradiation portion, and the angles of inclination .beta. increase following a concave curve path increasingly ascending from the irradiation area towards the reflection area, and at the upper side of light guiding blinds retro-reflected reaction is concentrated and a concentration zone is formed near irradiation portion and the concentration zone is disposed either in front of blind in the irradiation portion and/or on the underside of upper blind behind the irradiation portion, and on the upper side of a light guiding blind light radiation may be reflected at the individual teeth at and angle .alpha..sub.R <.alpha..sub.S.
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