ARISAWA MFG. CO., LTD. Patent applications |
Patent application number | Title | Published |
20140339239 | INTERNAL PRESSURE VESSEL - Provided is a pressure vessel able to sustain a circular shape without deforming to ellipsoidal shape due to machining of side port apertures therein, and maintain pressures as high as 800-1,200 PSI. The pressure vessel is intended for use in seawater desalination by reverse osmosis, and comprises a pipe body ( | 11-20-2014 |
20140294565 | VACUUM PUMP - Provided is a vacuum pump in which the flexing of a rotating cylinder made of a fiber-reinforced resin can be reduced as much as possible to sufficiently reduce the gap between the rotating cylinder and a fixed cylinder, and exhaust performance can thereby be improved to great effect. A vacuum pump comprising a thread groove pump portion equipped with a fixed cylinder portion ( | 10-02-2014 |
20140293417 | EYEGLASS COMPONENT, EYEGLASSES, AND EYEGLASS COMPONENT MANUFACTURING METHOD - It is difficult to handle a right eye region and a left eye region that are formed separately. Therefore, provided is an eyeglass component comprising a polarization plate that has one absorption axis and a right eye region and left eye region arranged such that, when the eyeglass component is worn by a user, the right eye region is positioned in front of a right eye of the user and the left eye region is positioned in front of a left eye of the user; and a polarized light modulating layer that is layered on the polarization plate, has a first optical axis that modulates polarized light in the right eye region, includes a second optical axis that is in a different direction than the first optical axis and modulates polarized light in the left eye region, and has the right eye region and the left eye region formed integrally. | 10-02-2014 |
20140071394 | OPTICAL DIFFRACTION ELEMENT, OPTICAL PICKUP, AND OPTICAL DIFFRACTION ELEMENT MANUFACTURING METHOD - Provided is an optical diffraction element that restricts overall thickness of the element while maintaining strength. The optical diffraction element comprises a substrate; an orientation layer that is formed on one surface of the substrate and includes anisotropic polymers that are oriented perpendicular to or inclined relative to a surface of the substrate in at least a partial region of the orientation layer; and a liquid crystal layer formed on the orientation layer. The liquid crystal layer includes a plurality of orientation patterns that are formed periodically and include liquid crystal molecules having different orientation directions, and the orientation direction for at least some of the orientation patterns is perpendicular to or inclined relative to the surface of the substrate, as a result of aligning with the orientation of the orientation layer formed on a bottom surface of the orientation patterns. | 03-13-2014 |
20140016081 | LIGHT DIFFRACTION ELEMENT AND OPTICAL LOW PASS FILTER - A light diffraction element comprising a transparent substrate and a first orientation layer that is formed on one surface of the substrate and includes anisotropic polymers and a first pattern of an orientation direction arranged periodically in a first direction along the primary plane of the substrate. The first pattern includes three or more small regions that are arranged in the first direction and in which the orientation direction of the polymers included in the first orientation layer are different from each other, and generates diffracted light as a result of interference between light passed respectively through the three or more small regions. | 01-16-2014 |
20130316170 | Resin Composition for Flexible Printed Circuit Board - A resin composition for a flexible printed circuit board that can attain high adhesiveness and solder reflow resistance even if a base film having low dielectric properties is used, and that attains excellent electrical properties. The resin comprises a fluororesin and an isocyanate compound, wherein the fluororesin has a content of 1 to 50% by mass, and a hydroxyl equivalent of 300 to 5500 g/equivalent. | 11-28-2013 |
20130300958 | STEREOSCOPIC IMAGE DISPLAY APPARATUS - In a display apparatus simultaneous left and right views with reduced crosstalk provide a stereoscopic image. The apparatus includes a liquid crystal display having first and second image forming areas including horizontal lines, and an optical unit in which first and second polarizing areas, corresponding to the image forming areas, are arranged. Frame images display a right eye image in the first image forming areas, and display a left eye image in the second image forming areas. The image forming areas are alternately switched or, updated every time a frame is switched. A boundary between the first and second image forming areas is moved to replace the first and second image forming areas, which display the right eye image and the left eye image. The first and second polarizing areas of the optical unit interchange phase difference states with each other. | 11-14-2013 |
20120200792 | PHASE SHIFT PLATE AND STEREOSCOPIC DISPLAYING APPARATUS HAVING THE SAME - A phase shift plate comprising a transparent substrate; an orientation layer that is formed on one surface of the substrate and that includes anisotropic polymers with orientation direction patterns arranged periodically along a primary surface of the substrate; and a liquid crystal layer that includes liquid crystals that are periodically oriented according to the orientation direction of the orientation layer. The transparent substrate is formed by a cyclic olefin copolymer made of a norbornene and ethylene copolymer. | 08-09-2012 |
20120154698 | STEREOSCOPIC IMAGE DISPLAY APPARATUS - A stereoscopic image display apparatus reduces flicker and crosstalk, and provides a viewing screen of high brightness without decreasing resolution. The stereoscopic image display apparatus includes: a liquid crystal display which has a first image forming area and a second image forming area corresponding to horizontal rows; and an optical unit in which a first polarizing area and a second polarizing area are arranged in correspondence with the first and second image forming areas. A frame image displays a right eye image on the first image forming area and a left eye image on the second image forming area, and alternately replaces or overwrites the image forming areas every time the frame is switched. The optical unit replaces, in synchronization with the timing at which the first and second image forming areas are replaced. The phase difference states are replaced between the first polarizing area and the second polarizing area. | 06-21-2012 |
20120147281 | STEREOSCOPIC IMAGE DISPLAY APPARATUS - A stereoscopic image display apparatus which reduces flicker and crosstalk, provides a viewing screen of high brightness without decreased resolution. The stereoscopic image display apparatus includes a liquid crystal display which has first and second image forming areas having horizontal rows of pixels, and an optical unit in which first and second polarizing areas associated with the first and second image forming areas are arranged. A right eye image is displayed on the first image forming areas and a left eye image is displayed on the second image forming areas, and these areas are alternately replaced or overwritten every time a frame is switched. Phase difference states are replaced between the first polarizing areas and the second polarizing areas of the optical unit, synchronized with replacement of the first and second image forming areas. | 06-14-2012 |
20120090718 | TUBE BODY FOR PRESSURE TRANSDUCER - A highly practical tube body for a pressure transducer is provided which has excellent pressure resistance, corrosion resistance, and tensile strength; which can be manufactured at low cost in comparison with cases of using stainless steel; and which makes it possible to keep inside diameter precision high. In this tube body for a pressure transducer, the pressure applied to the interior is varied periodically, and a seal layer ( | 04-19-2012 |
20120013614 | STEREOSCOPIC IMAGE DISPLAY APPARATUS AND METHOD - A stereoscopic image display apparatus and method which reduce crosstalk and select either high resolution images or bright images. The stereoscopic image display apparatus includes first and second image forming areas, each area including multiple contiguous horizontal rows. The areas are alternately disposed in a liquid crystal display, and display right and left eye images on the first and second image forming areas, respectively. The display displays the images in a fixed manner or replaces or overwrites the image areas every time a frame is switched, and displays a frame image in which the right and left eye images are simultaneously displayed. When the first and second image forming areas are alternately replaced, according to the frame switching timing, the backlight is controlled to turn on and phase difference states of right and left eye glasses of polarized eyeglasses are alternately replaced. | 01-19-2012 |
20110303438 | Composition for Polyimide Resin, and Polyimide Resin Made of the Composition for Polyimide Resin - A composition for a polyimide resin, comprising a polyamic acid and a perylene black pigment having an isoindole skeleton, wherein
| 12-15-2011 |
20110242478 | LIQUID CRYSTAL FILTER, RETARDATION FILM, AND OPTICAL LOW-PASS FILTER - A liquid crystal filter made of a plurality of region having different liquid crystal molecule arrangement directions has a problem that linear defects, which are visible at boundaries between different liquid crystal molecule arrangement directions, are captured by image capturing elements. Therefore, provided is a liquid crystal filter comprising a first region that includes liquid crystals arranged in a first direction; a second region that includes liquid crystals arranged in a second direction, which is different from the first direction; and a buffer region that is disposed between the first region and the second region, and includes liquid crystals arranged in an intermediate direction between the first direction and the second direction. | 10-06-2011 |
20110063424 | STEREOSCOPIC IMAGE DISPLAY APPARATUS - Right and left eye images constituting each frame image are displayed on odd and even horizontal lines, or even and odd horizontal lines, respectively, of a display screen of a liquid crystal display. When the display switches from one frame to the next, the right and left eye images are switched between the odd and even horizontal lines, or the displayed right and left eye images are overwritten with the same images, so that the right and left eye images are interlaced with each other. Each time the right and left eye images are switched between the odd and even horizontal lines, the lighting state of the backlight is adjusted and the right and left sides of the polarized glasses are switched between two retarding states so that the right side is in one retarding state, the left side is in the other retarding state, and vice versa. | 03-17-2011 |
20100236722 | PREPREG MANUFACTURING DEVICE - An extremely practical prepreg manufacturing device whereby a fiber body can be easily impregnated with a high-viscosity, low-concentration thermosetting resin using existing hot-melt method equipment, without having to use a solvent. In a prepreg manufacturing device for manufacturing a prepreg ( | 09-23-2010 |
20100206421 | FIBER-REINFORCED RESIN PIPE - There is provided an extremely practical fiber-reinforced resin pipe that is lightweight and easy to handle; does not require a weld joint to provide an introduction/outlet part, closure lid, or other component; has excellent corrosion resistance; and is substantially less expensive than a super stainless steel pipe. In a fiber-reinforced resin pipe for introducing and discharging a liquid, a pipe (1) is provided with a plurality of introduction/discharge parts (2) for introducing or discharging liquid that are arranged at intervals in the axial direction from a peripheral surface of the pipe. | 08-19-2010 |
20100186998 | POLYAMIDEIMIDE RESIN FOR FLEXIBLE PRINTED CIRCUIT BOARDS; METAL-CLAD LAMINATE, COVERLAY, AND FLEXIBLE PRINTED CIRCUIT BOARD THAT USE THIS RESIN; AND RESIN COMPOSITION - The present invention provides a polyamideimide resin for flexible printed circuit boards that prior to curing exhibits an excellent solubility, processability, and handling characteristics, and that after curing exhibits flame retardancy, solder heat resistance, circuit embeddability, and flexibility and further has a high glass-transition temperature and is able to maintain a high adhesive strength. The present invention provides a polyamideimide resin for flexible printed circuit boards, which is obtained by the polymerization reaction of an acid component comprising at least a monoanhydride and an aromatic dicarboxylic acid with a diisocyanate compound or diamine compound in an approximately equimolar amount with respect to the total molar amount of the acid component, wherein the molar amount of the monoanhydride is 0.4 to 0.8 taking the total molar amount of the acid component as 1. | 07-29-2010 |
20100186847 | METHOD FOR OPENING FABRIC, FABRIC, AND COMPOSITE MATERIAL - According to the present invention there is provided a method for opening a fabric, in which warp and weft yarns can be uniformly opened using a simple method without having to alter the fabric weaving procedure. The method is a method for opening a fabric ( | 07-29-2010 |
20100041299 | MANUFACTURING METHOD OF THREE-DIMENSIONAL IMAGE DISPLAY APPARATUS - A manufacturing method of a three-dimensional image display apparatus including an image display section and a retarder is provided. The manufacturing method includes attaching an adhesion sheet containing a curable resin to at least one of an exit surface of the image display section and an entrance surface of the retarder, layering the retarder on the image display section such that the entrance surface of the retarder faces the exit surface of the image display section, applying a resin onto a periphery portion of the image display section and onto a periphery portion of the retarder, adhering together the periphery portions by curing the resin applied to the periphery portions, and adhering together the image display section and the retarder by curing the resin between the image display section and the retarder, after adhering together the periphery portions. | 02-18-2010 |
20100035018 | Sandwich panel - A sandwich panel that has excellent practicality as an inner wall material used in aircraft, for example, whereby the abovementioned requirements of flexural strength, peel strength, and in-plane shear strength can be satisfied while having reduced weight. A sandwich panel in which a middle material | 02-11-2010 |
20090190213 | THREE-DIMENSIONAL IMAGE DISPLAY APPARATUS AND MANUFACTURING METHOD THEREOF - It is aimed to reduce the occurrence of crosstalk attributable to the thermal expansion/contraction of a retarder and an image display section, and the unevenness in color attributable to the uneven surfaces of the retarder and the image display section. It is also aimed to reduce the misalignment of the retarder with respect to the image display section. | 07-30-2009 |
20090141348 | REFLEX-TYPE SCREEN, SCREEN APPARATUS, AND SHEET-LIKE ARTICLE - The present invention provides a reflex-type screen which is wound up by a winding shaft to be retracted and is unwound from the winding shaft in use. The reflex-type screen comprises a reflection layer which reflects an incident light, a transparent surface protective layer provided on a first surface of the reflection layer, and a back surface protective layer provided on a second surface of the reflection layer, wherein as between the surface protective layer and the back surface protective layer, the one that has a higher loop stiffness value, faces inward when the reflex-type screen is wound up by the shaft. | 06-04-2009 |
20090040401 | STEREOSCOPIC IMAGE DISPLAY APPARATUS AND MANUFACTURING METHOD THEREOF - There is provided a manufacturing method that includes: applying a resin to a region at which the right eye image generating region and the left eye image generating region of the image display section overlap with the right eye polarization region and the left eye polarization region of the retarder, on at least one of an emission-side surface of the image display section and an incident-side surface of the retarder; after the applying, laminating the image display section and the retarder so that the emission-side surface of the image display section faces the incident-side surface of the retarder; and attaching the image display section and the retarder by hardening the resin between the image display section and the retarder laminated to each other in the laminating. | 02-12-2009 |
20080318000 | SANDWICH PANEL - There is provided a lightweight sandwich panel of exceptional utility, which satisfies the flexural strength and in-plane shear strength requirements for an inner wall material used in aircraft. The sandwich panel comprises a laminating material in which a plurality of fiber bodies_is laminated, and a surface material, the laminating material and the surface material being laminated in the stated order from the inside to the outside on the upper and lower surfaces of a hollow columnar core. The laminating material comprises at least four unidirectional fiber bodies each of which has fibers aligned in a uniform direction and is laminated so that each of the fiber directions thereof is at approximately 0 , +45°, −45°, and 90°, respectively, in relation to one edge of the sandwich panel. The unidirectional fiber bodies are stitched together using a stitching yarn. | 12-25-2008 |
20080304151 | STEREOSCOPIC IMAGE DISPLAY - A stereoscopic image displaying apparatus including: an image generating section emitting right eye image light and left eye image light as linear polarized light having parallel polarization axes; and a polarization axis controlling plate that includes first and second polarizing regions that, when the right eye image light and the left eye image light are incident onto the first and second polarizing regions, emit the incident right eye image light and left eye image light, as linear polarized light having orthogonal polarization axes or circularly polarized light having rotated polarization axes in opposite directions, where each of the right eye image generating region and the left eye image generating region includes a red-color-filter pixel, a green-color -filter pixel, and a blue-color-filter pixel, and a retardation value of the polarization axis controlling plate is uneven for alleviating color of the linear polarized light and the circularly polarized light. | 12-11-2008 |
20080297897 | STEREOSCOPIC DISPLAY AND PHASE DIFFERENT PLATE - A stereoscopic display is provided. The stereoscopic display includes: an image displaying section that generates a right eye image and a left eye image and emits the same; and a phase differential plate disposed on an exit side of the image displaying section that orthogonalizes to each other or rotates reversely the polarizing directions of the right eye image and the left eye image which are incident from the image displaying section and emits the same. The phase differential plate is disposed on the image displaying section side and has an image light-antireflective film that prevents the right eye image light and the left eye image light from reflecting from the image displaying section. | 12-04-2008 |
20080297887 | Lens array sheet and method for manufacturing same - A lens array sheet is provided. The lens array sheet includes: a transparent sheet-like lens side base material | 12-04-2008 |
20080297592 | STEREOSCOPIC DISPLAY AND PHASE DIFFERENT PLATE - A stereoscopic display is provided. The stereoscopic display includes: an image displaying section that generates a right eye image and a left eye image and emits the same; and a phase differential plate disposed on an exit side of the image displaying section that orthogonalizes to each other or rotates reversely the polarizing directions of the right eye image and the left eye image which are incident from the image displaying section and emits the same. The phase differential plate is disposed on the image displaying section side and has an image light-antireflective film that prevents the right eye image light and the left eye image light from reflecting from the image displaying section. | 12-04-2008 |
20080289860 | Flexible printed wiring board, multilayered flexible printed wiring board, and mobile telephone terminal employing multilayered flexible printed wiring board - An object of the present invention is to provide a flexible printed wiring board and multilayered flexible printed wiring board in which, in methods of laminating substrates comprising a non-adhering section and an adhering section, adhesion of the FPC substrates of the flexure part can be prevented and adequate flex resistance can be maintained. | 11-27-2008 |
20080239485 | METHOD FOR MANUFACTURING STEREOSCOPIC DISPLAYING APPARATUS, METHOD FOR MANUFACTURING PHASE SHIFT PLATE, AND THE PHASE SHIFT PLATE THEREBY - A method for manufacturing a stereoscopic displaying apparatus is provided. The method for manufacturing a stereoscopic displaying apparatus including: an image displaying section that has an image generating section including a right eye image generating region on which a right eye image is generated and a left eye image generating region on which a left eye image is generated and emits a right eye image light including the right eye image and a left eye image light including the left eye image as linear polarized lights of which polarization axes are in parallel with each other; and a phase shift plate having a first polarizing region and a second polarizing region, when the right eye image light is incident on the first polarizing region and the left eye image light is incident on the second polarizing region, respectively, that emits the incident right eye image light and left image light as linear polarized lights of which polarization axes are orthogonalized to each other or circularly polarized lights of which polarization axes are rotated in the directions opposite to each other. The method for manufacturing the stereoscopic displaying apparatus includes: arranging the first polarizing region and the second polarizing region adjacent to each other on the phase shift plate; providing a light blocking section that blocks the incident right eye image light and left eye image light: on the boundary between the first polarizing region and the second polarizing region of one surface of the phase shift plate; and attaching to the image displaying section the phase shift plate such that one surface of phase shift plate on which the light blocking section is provided faces the image displaying section. The step of attaching the phase shift plate to the image displaying section includes adhering a periphery outside the regions on which the phase shift plate is provided, which is one surface of the image displaying section from which the right eye image light and the left eye image light are emitted to a side surface adjacent to the incident surface of the phase shift plate on which the right eye image light and the left eye image light are incident with adhesive. | 10-02-2008 |
20080239484 | POLARIZED LIGHT TRANSMISSION SCREEN AND STEREOSCOPIC IMAGE DISPLAYING APPARATUS USING THE POLARIZED LIGHT TRANSMISSION SCREEN - A polarized light transmission screen and a stereoscopic image displaying apparatus capable to display a clear stereoscopic image with few little cross talks over a wide wavelength range. In a polarized light transmission screen | 10-02-2008 |
20080239483 | STEREOSCOPIC DISPLAYING APPARATUS - A stereoscopic displaying apparatus includes: an image generating section having a right eye image generating region on which a right eye image light is generated and a left eye image generating region on which a left eye image light is generated; a polarizing plate that emits the right eye image light and the left eye image light generated by the image generating section in the same polarizing direction; and a polarization axis control plate on which the right eye image light and the left eye image light from the polarizing plate are incident, and from which the right eye image light and the left eye image light are emitted as linear polarized lights of which polarization axes are orthogonalized to each other or circularly polarized lights of which polarization axes are rotated in the directions opposite to each other. The polarization axis control plate includes: a right eye polarizing region on which a right eye image light is incident; a left eye polarizing region which is arranged adjacent to the right eye polarizing region and on which a left eye image light is incident; a plurality of light blocking sections arranged on a plane facing the polarizing plate, each of which is a boundary between the right eye polarizing region, and the left eye polarizing region that blocks the right eye image light and the left eye image light; and a plurality of apertures formed between each of the plurality of light blocking sections that transmit therethrough the right eye image light and the left eye image light. The image light emitted from one of the right eye polarizing region and the left eye polarizing region and incident on one of the plurality of apertures goes to the inside of the angle of field while the image light emitted from the other of the right eye polarizing region and the left eye polarizing region adjacent to each other and incident on the one aperture goes to the outside of the angle of field. | 10-02-2008 |