公开(公告)号：US20240310780A1

公开(公告)日：2024-09-19

申请号：US18456513

申请日：2023-08-27

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Yosuke KASUYA ,  Kento NAKAMURA

IPC: G03G21/20

CPC classification number: G03G21/206 ,  G03G2221/1645

Abstract: A light emitting device includes a light emitting unit that generates heat as light is emitted, a support portion that supports the light emitting unit, a heating unit that is disposed close to a surface opposite to the light emitting unit with respect to the support portion and that heats the support portion, an air blowing unit that blows air to the light emitting unit from a heating unit side, and a cover portion that is provided between the heating unit and the air blowing unit and that covers the heating unit against wind caused by the air blowing unit.

公开(公告)号：US20230067040A1

公开(公告)日：2023-03-02

申请号：US17547225

申请日：2021-12-10

Applicant: FUJIFILM Business Innovation Corp.

Inventor： Kento NAKAMURA ,  Yosuke KASUYA ,  Nobutaka HARA

IPC: G03G15/04 ,  G03G15/043 ,  G03G15/00

Abstract: A light emitting device includes: a member having a first surface facing in one direction and a second surface facing an opposite side to the first surface; a light emitter that is disposed at the first surface, generates heat due to light emission, and has a lower stiffness than the member; and a heater that is disposed at the second surface of the member, and heats the member from the second surface.