Title:
ACTIVE ENERGY IRRADIATION DEVICE AND ACTIVE ENERGY IRRADIATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/137594
Kind Code:
A1
Abstract:
This active energy irradiation device is provided with: a plurality of active energy irradiation units that are arranged side by side along at least a prescribed direction; an air-cooled heatsink that is thermally connected to the active energy irradiation units; a housing that accommodates the active energy irradiation units and the heatsink; a suction unit with which the housing is provided to introduce air into the housing; an exhausting unit with which the housing is provided to exhaust air to the outside of the housing; and a duct that is provided between the heatsink and the exhausting unit inside the housing and causes air having passed through the heatsink to flow to the exhausting unit. On the periphery of at least a part of the duct inside the housing, an air present region in which air before passing through the heatsink is present is provided so as to surround the duct.
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Inventors:
MURAYAMA KYOICHI (JP)
UMENO KEITA (JP)
UMENO KEITA (JP)
Application Number:
PCT/JP2021/020019
Publication Date:
June 30, 2022
Filing Date:
May 26, 2021
Export Citation:
Assignee:
HAMAMATSU PHOTONICS KK (JP)
International Classes:
B41J2/01; H05K7/20
Foreign References:
| JP2018140342A | 2018-09-13 | |||
| JP2016202190A | 2016-12-08 | |||
| JP2015184537A | 2015-10-22 | |||
| JP2019057471A | 2019-04-11 | |||
| JP2017098443A | 2017-06-01 | |||
| JPH1023618A | 1998-01-23 | |||
| JP3196411U | 2015-03-12 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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