Title:
REFLECTIVE SHADE OF LAMP
Document Type and Number:
WIPO Patent Application WO/2011/161939
Kind Code:
A1
Abstract:
Provided is a reflective shade of a lamp, wherein a light control operation can be easily performed by a reflective plate, to control the distribution of light; the illumination intensity of a lamp can be improved without increasing power consumption; and the structure is simplified, and the shape is satisfactorily maintained. The reflective shade is disposed around an illumination lamp, and has the shape of a cup, the inner surface of which is a mirror surface. The reflective shade also has two or more inclined peripheral portions, the inclination angles of which are different. Each inclined peripheral portion is formed by connecting one or more fan-shaped reflective plates in the circumferential direction, and is supported and affixed by affixing plates each formed by bending a band plate.
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Inventors:
MATSUKUMA MASATO (JP)
Application Number:
PCT/JP2011/003515
Publication Date:
December 29, 2011
Filing Date:
June 21, 2011
Export Citation:
Assignee:
TOYO KOHAN CO LTD (JP)
KY TECHNOLOGY CO LTD (JP)
MATSUKUMA MASATO (JP)
KY TECHNOLOGY CO LTD (JP)
MATSUKUMA MASATO (JP)
International Classes:
F21V7/09; F21S8/02; F21V7/22; F21Y101/00; F21Y101/02
Foreign References:
| JP2007250231A | 2007-09-27 | |||
| JP2010092612A | 2010-04-22 | |||
| JPH06275115A | 1994-09-30 | |||
| JPS547783A | 1979-01-20 |
Attorney, Agent or Firm:
OHTA PATENT OFFICE (JP)
Patent business corporation Ota patent firm (JP)
Patent business corporation Ota patent firm (JP)
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Claims:
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