Projection display device

Details Projection display device Projection display device

2011-05-31

2011-05-31

Dowling, William C (Department: 2878)

Optics: image projectors

Housing

C415S119000, C361S695000

Reexamination Certificate

active

07950811

ABSTRACT:
A projection display device includes: a housing; a fan disposed within the housing, the fan having a vane portion and a fan case accommodating the vane portion so as to be rotatable; and multiple vibration-proofing members having at least one of elasticity and viscosity, the vibration-proofing members being disposed at multiple positions in the circumferential direction of the perimeter face portion of the fan case surrounding the vane portion around the rotational axis of the vane portion, such that the vibration-proofing members are introduced between the housing and the fan case.

REFERENCES:
patent: 5186605 (1993-02-01), Tracy
patent: 5208730 (1993-05-01), Tracy
patent: 6351380 (2002-02-01), Curlee et al.
patent: 6840629 (2005-01-01), Suzuki et al.
patent: 7306425 (2007-12-01), Park et al.
patent: 7312991 (2007-12-01), Lee et al.
patent: 2008/0043430 (2008-02-01), Chen
patent: 2006-330300 (2006-12-01), None

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