Title:
AUTOMTIC SOLAR LIGHT TRACKING DEVICE AND DAYLIGHTING DEVICE
Document Type and Number:
Japanese Patent JP3498294
Kind Code:
B2
Abstract:
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 filter 12, and also, a truncated conical inner cylinder is erected on the central part of the base plate of the truncated conical outer cylinder, four optical sensors 14 and 16 are arranged north, south, east and west on the same circumference on the inside base of the outer cylinder, a central optical sensor 17 is arranged at the center of the inside bottom of the inner cylinder and optical sensors are arranged around the sensor 17 at the positions respectively corresponding to the east, west, south, and north, and light shielding cylinders 10 and 10a are erected on the lower outside of the inner cylinder.
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Inventors:
Eiji Hashiba
Application Number:
JP32021993A
Publication Date:
February 16, 2004
Filing Date:
December 20, 1993
Export Citation:
Assignee:
Tanpopo World Co., Ltd.
International Classes:
G02B6/00; F21S11/00; F21V8/00; G02B7/182; (IPC1-7): G02B7/182; F21S11/00; F21V8/00; G02B6/00
Domestic Patent References:
| JP62173414A | ||||
| JP63162301U |
Attorney, Agent or Firm:
Masatsugu Suzuki