Bildprojektionsvorrichtung mit Lichtquelle und Einheit zur Stromversorgung und Kühlung

Details

Veröffentlichungs-Nr.

EP2590021

Aktenzeichen

EP12190952

Anmeldetag

1. November 2012

Veröffentlichung

27. September 2017

Erteilung

27. September 2017

Rechtsraum

EP

IPC

G03B21/16// G03B21/28

Abstract

An image projection apparatus (1) includes a light source unit (60) including a light source (61), light from which is used to form an image to be projected, a first flow path (65), a control unit (2) configured to control a light emission from the light source (61), an electrical power stabilizing unit (3) configured to stabilize an electrical power to be supplied to the light source (61), and an electrical power source unit (80)configured to supply the electrical power to at least one of the control unit (2)and the electrical power stabilizing unit (3). One or both of the electrical power source unit (80) and the electrical power stabilizing unit (3) is/are divided into a plurality of boards. The light source (61) is arranged on a normal line of a surface of any of the plurality of boards. The plurality of boards configure surfaces of the first flow path except a surface nearest to the light source (61).

Anmelder

Firma

Ricoh Company, Ltd.

Land

🇯🇵 Japan

Fachgebiete