| Patent application number | Description | Published |
|---|
| 20080277102 | Circulation-type liquid cooling apparatus and electronic device containing same - A cooling apparatus comprises a tank for keeping a coolant liquid therein and having an air layer, a heat receiving element in contact with a heat generating part to receive heat therefrom, a radiator for radiating heat absorbed by a coolant liquid, and a circulating mechanism for circulating the coolant liquid from the heat receiving element through the tank and through the radiator again to the heat receiving element. The tank has a conduit forming area for forming a coolant liquid circulating conduit to pass through a middle position of the tank, and a narrow gap which divides the conduit forming area at the middle position of the tank. | 11-13-2008 |
| 20100033687 | APPARATUS FOR COOLING HEAT GENERATING SPOT OF ELECTRONIC DEVICE, COOLING METHOD THEREFORE, AND LIQUID CRYSTAL PROJECTOR APPARATUS - A silent cooling apparatus for effectively reducing the operating temperature of an electronic device includes a plurality of components which include surfaces opposite to each other with a spacing therebetween and have a heat generating spot on at least any of the surfaces opposite to each other, in a small and low-cost configuration. The apparatus for cooling a heat generating spot of an electronic device includes a cooling apparatus for forcedly air-cooling a heat generating spot of an electronic device which includes a plurality of components which are disposed side by side to have the same in-plane direction, and include heat generating spots within their surfaces. The cooling apparatus includes a first air cooling unit for feeding an air stream to the heat generating spot in an orientation of the in-plane direction, and a second air cooling unit for feeding an air stream to the heat generating spot in the in-plane direction in a different orientation from the air stream by the first air cooling unit. | 02-11-2010 |
| 20100157176 | LIQUID CRYSTAL PROJECTOR APPARATUS AND COOLER - A liquid crystal projector apparatus has a liquid crystal unit having a liquid crystal panel for modulating light, an incident side polarizing plate and an exit side polarizing plate disposed in front of and behind the liquid crystal panel along the optical axis, respectively, a first holder member for holding the liquid crystal unit, a first heat exchanger disposed in close proximity to the first holder member for dissipating heat generated by the liquid crystal unit and then conducted to the first holder member using a coolant liquid which passes through a first channel formed inside the first heat exchanger, a pump for circulating the coolant liquid, and a radiator for cooling the coolant liquid. | 06-24-2010 |
| 20100208151 | COOLING DEVICE FOR ELECTRONIC APPARATUS AND LIQUID CRYSTAL PROJECTOR - A cooling device for use in an electronic apparatus is capable of achieving a sufficient cooling capability with an effective replacement method in a narrow flow path. The cooling device for the electronic apparatus, which includes a plurality of members juxtaposed such that surfaces thereof confront each other, at least one of the members including a heat radiating surface, includes a first air-cooling member which includes a first outlet port that creates a first air stream, and a second air-cooling member which includes a second outlet port that creates a second air stream to flow in a direction different from the first air stream. The first and second outlet ports have different opening widths, respectively. | 08-19-2010 |
| 20110013149 | Projection-type image display apparatus - A projection-type image display apparatus that enlarges and displays an image includes: a case, a laser light source, a cooling mechanism that includes a component that produces vibration during operation, a diffuser that diffuses light that is emitted from the laser light source, optics that shape light diffused by the diffuser to light having a uniform luminance distribution and rectangular cross-section, and an optical modulation element that modulates light shaped by the optics; wherein the component included in the cooling mechanism and the diffuser are connected by way of a vibration transmitting member. | 01-20-2011 |
| 20110232992 | Noise suppressor, electronic apparatus, and noise suppression characteristic control method - A noise suppression characteristics adjustment method includes adjusting noise suppression characteristics of a noise suppressor, which includes a muffler having a reflection plate for reflecting sound from the cooling fan, the reflection plate being provided at a position in the cooling duct confronting an intake plane of the cooling fan and formed substantially parallel to the intake plane. A sound-absorbing part of the muffler is provided on the reflection plate. A distance d between the reflection plate and the intake plane is set such that d| 09-29-2011 | |
| 20110249242 | ILLUMINATION OPTICAL SYSTEM AND PROJECTOR USING THE SAME - This invention realizes an illumination optical system with a small etendue that has a longer lifetime and a high degree of brightness. The invention includes: a laser light source that generates excitation light; a phosphor that generates a fluorescent light by means of the excitation light; a light tunnel that projects the excitation light that is incident at one end towards the phosphor from another end, and projects a fluorescent light generated with the phosphor from the one end; and a dichroic mirror that is provided between the laser light source and the light tunnel, and that allows the fluorescent light or the excitation light to pass through, and reflects the remaining excitation or fluorescent light. | 10-13-2011 |
| 20120019788 | PROJECTOR AND ILLUMINATION APPARATUS FOR SAME - An illumination apparatus includes a fluorescence unit, laser light irradiation means, and a beam integration unit. The fluorescence unit has a plurality of phosphors, in which the colors of fluorescence generated due to excitation differ, arranged in different regions. The laser light irradiation means irradiates laser light onto the regions of each color of the fluorescence unit while changing the position at which the laser light strikes the fluorescence unit. The beam integration unit integrates fluorescence from each region of the fluorescence unit on a display panel. | 01-26-2012 |
