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Title:
PHOSPHOR WHEEL AND PHOSPHOR WHEEL DEVICE PROVIDED WITH SAME, LIGHT CONVERSION DEVICE, PROJECTION-TYPE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/159536
Kind Code:
A1
Abstract:
A phosphor wheel (13) comprises: a disc-shaped first surface; a second surface on the opposite side from the first surface; an annular phosphor layer (13b) provided to the first surface; a plurality of openings (13c); and a plurality of first blade parts (33a). The plurality of openings (13c) is disposed along the circumferential direction on the inner circumferential side of the annular phosphor layer (13b). The plurality of first blade parts (33a) are disposed adjacent to each of the plurality of openings (13c) on the first surface, and blow air onto the surface of the phosphor layer (13b).

Inventors:
IKEO Kenji
Application Number:
JP2018/006975
Publication Date:
September 07, 2018
Filing Date:
February 26, 2018
Export Citation:
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Assignee:
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. (1-61, Shiromi 2-chome Chuo-ku, Osaka-sh, Osaka 07, 〒5406207, JP)
International Classes:
G03B21/14; F21S2/00; F21V9/00; F21V29/502; F21V29/51; F21V29/65; F21V29/67; F21V29/71; F21V29/76; G03B21/16; H04N5/74; F21Y115/30; G03B21/00
Domestic Patent References:
WO2017154048A12017-09-14
WO2017098705A12017-06-15
WO2017098706A12017-06-15
Foreign References:
US20150009685A12015-01-08
US20130169938A12013-07-04
JP2016066061A2016-04-28
JP2017021207A2017-01-26
JP2016524271A2016-08-12
Attorney, Agent or Firm:
KAMATA Kenji et al. (1-61, Shiromi 2-chome, Chuo-ku, Osaka-sh, Osaka 07, 〒5406207, JP)
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