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Class Information
Number: 353/57
Name: Optics: image projectors > Temperature control > Blower
Description: Subject matter including a fan or rotor and means to rotate the fan or rotor to move cooler air into the projector and to move warmer air out of the projector to cool the parts of the projector.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621644 |
Projector with exhaust fans having intersecting exhaust directions |
Nov. 24, 2009 |
| 7618145 |
Heat dissipation device of projector |
Nov. 17, 2009 |
| 7606640 |
Cooling apparatus and projection type display device |
Oct. 20, 2009 |
| 7591571 |
Light source device and projection display apparatus |
Sep. 22, 2009 |
| 7578595 |
Projection type video display apparatus |
Aug. 25, 2009 |
| 7578594 |
Illumination source activation based on temperature sensing |
Aug. 25, 2009 |
| 7568803 |
Aerial display system with low cost plastic spherical mirror |
Aug. 4, 2009 |
| 7553030 |
Fan unit and optical apparatus |
Jun. 30, 2009 |
| 7553028 |
Projection LED cooling |
Jun. 30, 2009 |
| 7543962 |
Projection-type image display device |
Jun. 9, 2009 |
| 7540633 |
Lamp unit and projection display apparatus |
Jun. 2, 2009 |
| 7537348 |
Projection type video display |
May. 26, 2009 |
| 7535711 |
Wind velocity measuring device and electronic apparatus |
May. 19, 2009 |
| 7520619 |
Projection system and cooling system of the same |
Apr. 21, 2009 |
| 7510285 |
Projector |
Mar. 31, 2009 |
| 7500757 |
Projector |
Mar. 10, 2009 |
| 7484852 |
System for cooling heat emission portions in a projector |
Feb. 3, 2009 |
| 7481540 |
Projection display device and cooling structure |
Jan. 27, 2009 |
| 7417799 |
Multi-primary color display |
Aug. 26, 2008 |
| 7407293 |
Projection type image display unit |
Aug. 5, 2008 |
| 7399085 |
Cooling fan |
Jul. 15, 2008 |
| 7393109 |
Method and apparatus for cooling optics |
Jul. 1, 2008 |
| 7384155 |
Image display |
Jun. 10, 2008 |
| 7384154 |
Temperature control system and method for projection device lenses |
Jun. 10, 2008 |
| 7374289 |
Projection type video display |
May. 20, 2008 |
| 7360906 |
Projection optical system unit and projection-type image display apparatus using the same |
Apr. 22, 2008 |
| 7357514 |
Methods and systems for improving operation of a video projector |
Apr. 15, 2008 |
| 7355657 |
Laser illuminated projection displays |
Apr. 8, 2008 |
| 7341354 |
Display device and display optical system unit |
Mar. 11, 2008 |
| 7331677 |
Projection type video display |
Feb. 19, 2008 |
| 7325931 |
Projection type video display |
Feb. 5, 2008 |
| 7314280 |
Projector apparatus |
Jan. 1, 2008 |
| 7303318 |
Temperature control method and device for a display device |
Dec. 4, 2007 |
| 7296898 |
Image projector having a LED light source |
Nov. 20, 2007 |
| 7293878 |
Projector having an image display element |
Nov. 13, 2007 |
| 7275833 |
Cooling system and projection-type image display apparatus using the same |
Oct. 2, 2007 |
| 7264359 |
Cooling apparatus |
Sep. 4, 2007 |
| 7258447 |
Image projection apparatus |
Aug. 21, 2007 |
| 7258446 |
System and method for intelligent information handling system projector cool down |
Aug. 21, 2007 |
| 7255446 |
Projection type video display |
Aug. 14, 2007 |
| 7252385 |
Projection LED cooling |
Aug. 7, 2007 |
| 7244029 |
Laser projector having temperature control |
Jul. 17, 2007 |
| 7237906 |
Projection-type image display apparatus |
Jul. 3, 2007 |
| 7237904 |
Control method for cooling a projection display |
Jul. 3, 2007 |
| 7234818 |
Dust detection device for air filter and projector utilizing the same |
Jun. 26, 2007 |
| 7232225 |
Projection type display device |
Jun. 19, 2007 |
| 7226170 |
Projector with air cleaning functionality |
Jun. 5, 2007 |
| 7216989 |
Projector |
May. 15, 2007 |
| 7161315 |
Self dust-off apparatus and method thereof |
Jan. 9, 2007 |
| 7152978 |
Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same |
Dec. 26, 2006 |
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