Projector light source having an airflow collision position above a light emission portion

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United States of America Patent

PATENT NO 8820938
SERIAL NO

13069993

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Abstract

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A light source device includes: an arc tube having a light emission portion containing a pair of electrodes and configured to emit light by discharges induced between the pair of the electrodes; and a container body that accommodates the arc tube, the container body has a space in which the arc tube is accommodated, and a plurality of openings through that cooling fluids introduced from the outside of the container body are supplied into the space, the plural openings are formed at positions that allow the cooling fluids passing through the openings to collide with each other at a collision position above the light emission portion.

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Patent Owner(s)

Patent OwnerAddress
SEIKO EPSON CORPORATION1-6 SHINJUKU 4-CHOME SHINJUKU-KU TOKYO 160-8801

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Iwama, Yuichiro Shiojiri, JP 18 24
Nishi, Toshizo Matsumoto, JP 15 55
Onodera, Hiroshi Matsumoto, JP 29 583
Tanaka, Kazuhiro Azumino, JP 167 1940
Yamanoi, Hiroshi Shiojiri, JP 15 182
Yamasaki, Michiko Kai, JP 1 14

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