Projector and air filtration device thereof

Details Projector and air filtration device thereof Projector and air filtration device thereof

2008-01-22

2008-01-22

Koval, Melissa Jan (Department: 2862)

Optics: image projectors

Temperature control

Blower

C353S119000, C312S010100, C454S358000, C454S367000

Reexamination Certificate

active

11126133

ABSTRACT:
An air filtration device for projector includes a holder, a filter, and a rack. The rack is movably disposed in the holder for supporting the filter. When the rack moves to a first position, the rack is received within the holder. When the rack moves from the first position to a second position, the filter is released from the rack for replacement.

REFERENCES:
patent: 5938501 (1999-08-01), Gerding et al.
patent: 6139154 (2000-10-01), Haba
patent: 6297950 (2001-10-01), Erwin
patent: 6508704 (2003-01-01), Wilson
patent: 7086740 (2006-08-01), Sample et al.
patent: 2004/0182055 (2004-09-01), Wynn
patent: 2000126528 (2000-05-01), None
patent: 2004109781 (2004-04-01), None

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