Patent · US Active

Projection display apparatus

US8444278B2 · kind B2 · utility

0Cited by

2References

6Claims

0Family size

Assignee

SANYO ELECTRIC CO., LTD. · JP

Inventors

Takashi Ikeda · Tokyo, JP
Takahisa Ando · Ikoma, JP
Kiyoko TSUJI · Daito, JP
Yusuke Itoh · Toyota, JP

Key dates

Filing date	Mar 16, 2010
Grant date	May 21, 2013
Priority date	—
Expiry date	Jun 9, 2030

Classification

Technology area (CPC G)Physics
CPC primaryG03B21/28
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A projection display apparatus includes a housing case housing a plurality of light sources, a light valve, and a projection unit. The housing case has a projection-plane-side sidewall and a front-side sidewall, the projection-plane-side sidewall facing the placement surface, the front-side sidewall being provided on an opposite side to the projection-plane-side sidewall. The front-side sidewall has a protruding portion protruding outward of the housing case.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.