IP Library Granted Patent US 7,995,342
Granted Patent B2
US 7,995,342 · App. 12/569,153 · Granted Aug 9, 2011

Display device

Assignee: SANYO Electric Co., Ltd.
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Quick Facts
Patent No.
US 7,995,342
App. No.
12/569,153
Granted
Aug 9, 2011
Kind
B2
Abstract

A display device according to the present invention comprises a display panel, a housing sealing around the display panel and making a display screen of the display panel viewable from outside, and a heat exchanger collecting heat, which is arranged on a rear surface side of the display panel. Another display device according to the present invention comprises a housing having a waterproof structure and provided with an accommodation room formed therein, a display panel arranged in the accommodation room and including a display screen viewable from a front surface side of the housing, a heat exchanger collecting heat generated from the display panel and arranged on a rear surface side of the display panel, and a second heat exchanger releasing heat collected by the heat exchanger to outside of the housing and arranged outside the accommodation room.

Claims (11)

1. A display device comprising:

a display panel;

a housing sealing around the display panel and making a display screen of the display panel viewable from outside;

a heat exchanger collecting heat, which includes an evaporator and a condenser, and

a circulation fan,

wherein the evaporator is arranged at a position on a rear surface side of the display panel and adjacent a lower end surface of the display panel, the condenser is arranged at a position below the display panel, and the circulation fan is arranged to circulate air along a flowpath within the housing and around the display panel.

2. A display device comprising:

a housing having a waterproof structure and provided with an accommodation room formed therein;

a display panel arranged in the accommodation room and including a display screen viewable from a front surface side of the housing, the accommodation room and display panel arranged to describe an air flow circulation path within the housing and around the display panel;

a heat exchanger collecting heat generated from the display panel and arranged on a rear surface side of the display panel; and

a second heat exchanger releasing heat collected by the heat exchanger to outside of the housing and arranged outside the accommodation room.

Assignments (4)
CHANGE OF ADDRESS Recorded Feb 24, 2026
From: SANYO ELECTRIC CO., LTD.
To: SANYO ELECTRIC CO., LTD.
Reel/Frame 074982/0479 →
CHANGE OF ADDRESS Recorded Feb 24, 2026
From: SANYO ELECTRIC CO., LTD.
To: SANYO ELECTRIC CO., LTD.
Reel/Frame 074983/0494 →
NUNC PRO TUNC ASSIGNMENT Recorded Feb 24, 2026
From: SANYO ELECTRIC CO., LTD.
To: PANASONIC PROJECTOR & DISPLAY CORPORATION
Reel/Frame 074983/0875 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 29, 2009
From: NAKAMICHI, MASAYA; TAKAHASHI, SHOHEI; TAKE, NOBUYUKI
To: SANYO ELECTRIC CO., LTD.
Reel/Frame 023298/0405 →
Priority Claims (1)
JP 2008-255678 · Sep 30, 2008 · national
Continuity (1)
Related Publication 20100079954A1 · Apr 1, 2010