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Browse by Category: Main > Optical & Optics
Class Information
Number: 353/61
Name: Optics: image projectors > Temperature control > Blower > Particular air ducts or deflector
Description: Subject matter including special passages or deflectors to direct air to certain parts of the projector for cooling thereof.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8702242 Projector Apr. 22, 2014
8690347 Cooling device and projection device comprising the same Apr. 8, 2014
8684535 Cooling unit including base plates each having a radiating fins that has an extending portion to extend over an adjacent base plate, and projector Apr. 1, 2014
8684536 Apparatus for cooling heat generating spot of electronic device, cooling method therefore, and liquid crystal projector apparatus Apr. 1, 2014
8678597 Projection type display device Mar. 25, 2014
8667702 Domestic appliance with an open air duct Mar. 11, 2014
8662674 Method for controlling cooling device, cooling device, and projection-type display device Mar. 4, 2014
8641199 Projector Feb. 4, 2014
8641202 Projection display device Feb. 4, 2014
8608316 Cooling and air flow exhaust for image projection apparatus Dec. 17, 2013
8596796 Projection display device with a cooling air fan Dec. 3, 2013
8596797 Light source device and projector Dec. 3, 2013
8591037 Projector with a turbo fan rotatable about a vertical axis Nov. 26, 2013
8562144 Image projection device and method for controlling air-filter Oct. 22, 2013
8563917 Projector apparatus having a cooling arrangement which enables the apparatus to have a low profile Oct. 22, 2013
8540377 Projector light source device having projections regulating cooling airflow Sep. 24, 2013
8540374 Cooling arrangement for projector with optical modulation devices Sep. 24, 2013
8529656 Projection display device Sep. 10, 2013
8523365 Light source device and projector Sep. 3, 2013
8517540 Liquid crystal projector Aug. 27, 2013
8511833 Image projection apparatus Aug. 20, 2013
8511834 Projection type display apparatus Aug. 20, 2013
8506088 Airflow-guiding device and projector Aug. 13, 2013
8485670 Projector apparatus Jul. 16, 2013
8480236 Having a light control unit Jul. 9, 2013
8474983 Light-source cooling device and projection display device provided with same Jul. 2, 2013
8469521 Projector Jun. 25, 2013
8454170 Projector and method for cooling lamps installed in projector Jun. 4, 2013
8425046 Cooling device for a projection apparatus and said projection apparatus Apr. 23, 2013
8408716 Image projection apparatus Apr. 2, 2013
8408715 Projector with single fan Apr. 2, 2013
8408714 Light source device and projector Apr. 2, 2013
8403497 Projector Mar. 26, 2013
8403499 Light source lamp cooling apparatus and projection display apparatus including detecting gas pressure to control light source Mar. 26, 2013
8393738 Illumination module and projector Mar. 12, 2013
8393739 Heat-dissipating device with shape memory alloy module within a projection display apparatus Mar. 12, 2013
8388141 Electric apparatus Mar. 5, 2013
8371700 Heat dissipation module and projection apparatus using the same Feb. 12, 2013
8366282 Positioning interfaces for projection display devices Feb. 5, 2013
8366276 Filter device with control for filter winding and projection type display apparatus Feb. 5, 2013
8360584 Projector Jan. 29, 2013
8342692 Projector with heat radiating construction Jan. 1, 2013
8334783 Projection display device Dec. 18, 2012
8328364 Projection display apparatus comprising a louver with inclined and non-inclined portions Dec. 11, 2012
8322861 Lamp source module and projection system Dec. 4, 2012
8322867 Projector apparatus Dec. 4, 2012
8317337 Projector Nov. 27, 2012
8317336 Cooling and air flow exhaust for image projection apparatus Nov. 27, 2012
8303118 Video projector Nov. 6, 2012
8292980 Dust capture device and projection type image display apparatus Oct. 23, 2012

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