Patent application number | Description | Published |
20100067333 | OBJECTIVE LENS ACTUATOR AND AN OPTICAL PICKUP - An objective lens actuator, being suitable for a thin-sized optical pickup and a thin-sized optical disc apparatus, comprises: an objective lens for focusing a light upon a recording surface of an optical disc; and a driving means including a focusing coil, tracking coils, and a magnetic circuit, for operating the objective lens into a focusing direction of approaching/receding to/from the optical disc, and into a tracking direction of a radius of the optical disc, wherein the magnetic circuit has two (2) pieces of magnets putting the objective lens therebetween, and one of the magnets is short of length in the focusing direction and is long in length in the tracking direction, comparing to the other magnet, thereby brining an unnecessary moment, which is applied upon a moving part including the objective lens therein, to be small, and suppressing inclination or tile and vibration of the objective lens, so as to deal with high-density and high-speed recording/reproducing of information. | 03-18-2010 |
20100067354 | OPTICAL PICKUP AND AN OPTICAL DISC APPARATUS MOUNTING THE SAME THEREON - An optical pickup, mounting a lens actuator | 03-18-2010 |
20100149954 | OBJECTIVE LENS ACTUATOR, OPTICAL PICKUP AND OPTICAL DISC DRIVE - An objective lens actuator | 06-17-2010 |
20100243873 | OPTICAL PICKUP DEVICE - An optical pickup device includes a house having three walls connected together whose horizontal cross-section is substantially U-shaped. A first wall supports one end of a shaft, a second wall facing the first wall supports the other end of the shaft and a third wall connects the first and second walls. A lubricant tray is surrounded by the three walls and the shaft. By the shaft being attached to an end side surface of the lubricant tray, the shaft can be integrally formed with the housing. A radius of curvature or an angle formed on a horizontal cross-section of the three walls is larger than a radius of curvature or an angle formed between one of the three walls and the lubricant tray. | 09-30-2010 |
20110051588 | PHOTO-CURING TYPE ADHESIVE, OPTICAL PICKUP UNIT AND MANUFACTURING METHOD THEREOF - An adhesive agent, which contains a light starting agent and is cured by light, is added with fillers in which the difference in refractive indices between the adhesive agent and the fillers is not larger than ±0.02. Even if the adhesive agent is added with functional fillers, this addition method allows the suppression of a lowering in the light penetrability of the adhesive agent. As a result, it becomes possible to suppress the uncuring and shrinkage of the photo-curing type adhesive agent and to perform the bonding of components with high accuracy. | 03-03-2011 |
20110149713 | OBJECTIVE LENS DRIVE DEVICE AND OPTICAL PICKUP - In an optical pickup equipped with a semiconductor laser, electro-optical components such as a lens, and an objective lens drive device, the objective lens drive device includes objective lenses, a holder holding the objective lenses, a focusing coil, and tracking coils. The focusing coil is wound in parallel to the optical surface of the objective lens, and formed in a parallelogram shape having inclined portions provided near the tracking coils. The two tracking coils are placed on diagonal portions of the lens holder. | 06-23-2011 |
20110185375 | OBJECTIVE LENS DRIVING APPARATUS, OPTICAL PICKUP - High-performance and reliable objective lens driving apparatus and optical pickup wherein the tilt of an objective lens relative to an optical disc is suppressed are provided. The optical pickup is equipped with a semiconductor laser, an electro-optic component, and the objective lens driving apparatus. In this optical pickup, the objective lens driving apparatus is comprised of: a moving part including an objective lens, a holder that holds the objective lens, a focusing coil, and a tracking coil; a holding member for elastic support members that couples together multiple elastic support members providing elastic support on a fixed part and the moving part and is mounted on the moving part; the elastic support members that elastically support the moving part from the fixed part; and the fixed part. The holding member for elastic support members mounted on the moving part and the holder that holds the objective lens are joined together by fitting together a concavity and a convexity. | 07-28-2011 |
20130242265 | OPTICAL MODULE AND SCANNING IMAGE DISPLAY DEVICE - In an optical module that aligns light beams from lasers of the three colors of red, green, and blue along a single combined beam optical axis, when the ambient temperature range is wider than the guaranteed operating range of the lasers, relative positional displacements of beam spots of the three colors that are generated due to a displacement or a deformation resulting from a temperature range at a heating time or a cooling time are suppressed. The optical module, which has mounted thereon a plurality of lasers, and emits light beams from the plurality of lasers, includes a cooling device that cools the entire optical module via a case on which the optical module is mounted, and heating devices that are provided on respective laser holders and individually heat the respective lasers. | 09-19-2013 |
20140029076 | OPTICAL MODULE AND SCANNING TYPE IMAGE DISPLAY DEVICE - An optical module including a case to hold the optical module, and two sloped surfaces symmetrically formed to enclose a first surface including the optical axis of the optical component in an optical component holder retaining a portion of the optical component, a sloped surface is formed in the case at one position each so as to be formed opposite to the sloped surfaces at two positions of the optical component or optical component holder, and the one sloped surface of the optical component or optical component holder and the one sloped surface of the case at opposite side are symmetrical to the second surface parallel to the first surface and including the side intersecting the surface extending from the sloped surface of the case and the sloped surface of optical component or optical component holder, and the section between these sloped surfaces contains adhesive. | 01-30-2014 |
20140055756 | OPTICAL MODULE AND SCAN-TYPE IMAGE PROJECTION DISPLAY DEVICE - An optical module including a plurality of laser diodes and outputting optical beams emitted from the laser diodes includes a radiator unit for radiating heat and a case enclosing the optical module. The case has a first attachment surface to which a red laser diode is attached, a second attachment surface to which a green laser diode is attached, and a corner part where the first and second attachment surfaces intersect with each other. The optical module has a first attachment part, for connecting the case to the radiator unit, in the vicinity of the corner part. | 02-27-2014 |
Patent application number | Description | Published |
20090093593 | RUBBER COMPOSTITION AND PNEUMATIC TIRE USING SAME - This invention relates to a rubber composition capable of providing high gripping performances without tire performances such as facture properties, wear resistance and the like and a workability in factories when being used in a tire tread as well as a tire using the same, and more particularly to a rubber composition comprising a rubber component and a particular amount of a reaction product obtained by reacting an inorganic metal compound and a phenolic resin at a particular ratio, a rubber composition comprising a rubber component and a combination of an inorganic metal compound and a phenolic resin, and a pneumatic tire using these rubber compositions in a tread member. | 04-09-2009 |
20100113703 | RUBBER COMPOSITION AND TIRE USING THE SAME - This invention relates to a rubber composition capable of using in a tread rubber of a tire to improve both an initial gripping performance and a running stability of the tire as compared with those of conventional tires, and more particularly to a rubber composition formed by compounding an indene-containing C | 05-06-2010 |
20120108718 | ORGANOSILICON COMPOUND AS WELL AS RUBBER COMPOSITION, TIRE PRIMER COMPOSITION, PAINT COMPOSITION AND ADHESIVE USING THE SAME - This invention relates to an organosilicon compound having a cyclic structure with nitrogen atom and silicon atom, and one or more sulfur atoms in its molecule, and having a bonding side of one or more groups having as small steric hindrance to silicon atom, a rubber composition formed by compounding an inorganic filler (B) and the organosilicon compound (C) into a rubber component (A) consisting of natural rubber and/or diene-based synthetic rubber, and a tire using such a rubber composition. | 05-03-2012 |
Patent application number | Description | Published |
20110242762 | ELECTRONIC APPARATUS INCLUDING ELECTRONIC COMPONENT SERVING AS HEAT-GENERATING SOURCE - An electronic apparatus having a heat-dissipating structure capable of efficiently releasing heat generated at electronic components to the outside, superior in work efficiency at the time of assembly, and capable of avoiding misalignment in the electronic components. The electronic apparatus comprising a substrate, an electronic component mounted thereon, a heat-dissipating member for releasing heat generated by the electronic component to the outside, a heat-conducting sheet having flexibility, a first portion thereof being in contact with a rear surface of the electronic component between the substrate and the electronic component, a second portion thereof being in contact with the heat-dissipating member, a hard member disposed between the first portion of the heat-conducting sheet and the substrate, a material of the hard member being harder than that of the heat-conducting sheet, and a pressing unit disposed between the hard member and the substrate and configured to press the heat-conducting sheet against the rear surface of the electronic component. | 10-06-2011 |
20120147257 | ELECTRONIC APPARATUS INCORPORATING RECORDING MEDIUM FOR RECORDING DATA SUCH AS IMAGE AND/OR CHARACTER - An electronic apparatus having a mechanism configured to, when disposing of the electronic apparatus, reliably prevent data from being leaked out from a recording medium incorporated in the electronic apparatus with simple work not requiring taking the electronic apparatus apart. A recording board is provided inside an apparatus body. A recording medium is mounted on the recording board. A terminal board is provided inside the apparatus body. A connection terminal is mounted on the terminal board. A terminal hole of the connection terminal connects with an external apparatus and opens externally of the apparatus body. The terminal hole extends through the connection terminal, and a surface of the recording board is disposed so as to intersect with an extension of an axis of the terminal hole. | 06-14-2012 |