US 11,874,548 B2
Image forming panel device and projector
Masanobu Nakanishi, Azumino (JP); and Tomoaki Miyashita, Shimosuwa-machi (JP)
Assigned to SEIKO EPSON CORPORATION, Tokyo (JP)
Filed by SEIKO EPSON CORPORATION, Tokyo (JP)
Filed on Mar. 18, 2022, as Appl. No. 17/698,117.
Claims priority of application No. 2021-044637 (JP), filed on Mar. 18, 2021.
Prior Publication US 2022/0299817 A1, Sep. 22, 2022
Int. Cl. G02F 1/1333 (2006.01); H04N 9/31 (2006.01)
CPC G02F 1/133382 (2013.01) [G02F 1/133308 (2013.01)] 11 Claims
OG exemplary drawing
 
1. An image forming panel device comprising:
a panel unit including a first surface and a second surface on an opposite side of the first surface and including a panel configured to emit image light;
a first metal frame disposed around an image forming region on at least one of the first surface and the second surface of the panel unit and having thermal conductivity; and
a first planar heat generating body provided on a surface on an opposite side of a side where the panel unit is provided in the first metal frame and including a first heat generating wire for supplying heat to an entire periphery of the first metal frame, wherein
the panel unit further includes a panel holding frame surrounding a peripheral edge of the panel and holding the panel, and
the first planar heat generating body is positioned with respect to the first metal frame and the panel unit via the panel holding frame.