Patent application number | Description | Published |
20090002791 | Optical scanning device, imaging display device, and retinal scanning display - The present invention provides an optical scanning device, an imaging display device and a retinal scanning display which can be further miniaturized. The optical scanning device includes a vertical scanning system for scanning an incident optical flux in a primary direction and a horizontal scanning system for scanning the optical flux scanned in a secondary direction intersecting the primary direction. The optical scanning device further includes a relay optical system arranged between a Galvano mirror in the vertical scanning system and a Galvano mirror in the horizontal scanning system. The relay optical system includes at least a condensing mirror for guiding the optical flux scanned in the primary direction by the Galvano mirror in the vertical scanning system to the Galvano mirror in the horizontal scanning system. | 01-01-2009 |
20090315925 | Image display device - An image display device which can change an image size without the image deterioration and can suppress the large-sizing of the image display device is provided. The image display device includes an optical flux generator which is configured to generate and radiate an optical flux in response to an image signal read out for every dot clock, and an optical scanning part which is configured to display an image by scanning the optical flux two-dimensionally. By changing timing at which the optical flux is radiated from the optical flux generator, a size of an image to be displayed is changed. The change of the timing at which the optical flux is radiated from the optical flux generator is performed by changing a period of the dot clock. | 12-24-2009 |
20100026970 | Image display device - The eyeglass-mountable image display device is an image display device which includes an image projection part and a clip which is mounted on the image projection part. The image projection part is held on eyeglasses by the clip which clamps a part of a lens portion of the eyeglasses from both surface sides of the lens portion. | 02-04-2010 |
20100245754 | Head mounted display device - A head mounted display device comprises a frame, an image display unit, an extension member and a retaining mechanism. The frame includes a front part, a connection part and a temple part. The front part is mountable on a user's nose and extends in a right-and-left direction in front of the user's eye. The connection part is fixed to at least one edge portion of right and left side edges of the front part and extends in a rearward direction from the one edge portion. The temple part is mountable on the user's ear and rotatably connected with the connection part around a rotation axis extending along an up-and-down direction. The image display unit includes an optical system and is configured to generate an image to be displayed for the user. The extension member extends in a forward direction from the one edge portion. The retaining mechanism is configured to detachably retain the image display unit in the extension member. | 09-30-2010 |
20100247040 | FERRULE CONNECTING STRUCTURE - A ferrule connecting structure for optically connecting a pair of fibers which are provided in a pair of ferrules, respectively, the ferrule connecting structure comprises: a first holding portion which holds the pair of ferrules; an peripheral portion which is provided on the pair of ferrules and which includes a plurality of groove portions; a second holding portion which is fit in the groove portion so as to hold the ferrule in a particular rotating position about an axis of the optical fiber; a third holding portion which is detachably attached to the first holding portion so as to press the first holding portion in a direction intersecting with the axis; and a fourth holding portion which presses the pair of ferrules in a direction in which the end faces of the pair of ferrules are opposed to each other. | 09-30-2010 |
20110012814 | Adjustable Attachment for Attaching Head-Mounted Display to Eyeglasses-Type Frame - An attachment device for attaching a monocular head-mounted display device (HMD) to an eyeglasses-type frame worn on a head of a viewer is disclosed. The attachment device is configured to include: a main body detachably attached to the eyeglasses-type frame; a movable member disposed between the main body and the display device, angularly and linearly displaceable relative to the main body; and a mode changer configured to change between a small-rotation-angle mode and a large-rotation-angle mode, in a mechanically synchronized manner with a relative linear displacement of the movable member to the main body. The small-rotation-angle mode enables the movable member to be angularly displaced through an angle smaller than 180 degrees, while the large-rotation-angle mode enables the movable member to be angularly displaced through an angle equal to or larger than 180 degrees. | 01-20-2011 |
20110013246 | RETINAL SCANNING DISPLAY - In a retinal scanning display, a light source part generates light modulated in response to an image signal relating to an image, and an image is displayed by scanning the light radiated from the light source part. The retinal scanning display includes a diffraction element which is arranged on an optical path of the light radiated from the light source part and diffracts light in a predetermined diffraction direction. The diffraction element is arranged such that the diffraction element is arranged such that a projection of a diffraction direction on the diffraction element with respect to a scanning direction of the scanning part becomes approximately 45 degrees. | 01-20-2011 |
20110188000 | MULTIPLEXING DEVICE FOR IMAGE DISPLAY AND RETINAL SCANNING DISPLAY PROVIDED WITH MULTIPLEXING DEVICE - A multiplexing device for an image display includes: a light source part which has light source modules which irradiate laser beams having different wavelengths; a multiplexing part which multiplexes laser beams irradiated from the respective light source modules; optical fiber parts, each optical fiber part including a light-source-side optical fiber which has one end portion thereof connected to the light source module and a multiplexing-side optical fiber which has one end portion thereof connected to the multiplexing part; and a plurality of connecting parts, each connecting part connecting the light-source-side optical fiber and the multiplexing-side optical fiber with each other. The connecting part can change a distance between the other end portion of the light-source-side optical fiber and the other end portion of the multiplexing-side optical fiber which face with each other. | 08-04-2011 |
20110199582 | Light Source Unit, Optical Scanning Display, and Retinal Scanning Display - A light source unit includes an optical coupler, light sources, a light output portion, a light sensor, and a controller. The optical coupler is formed by joining intermediate portions of plural optical fibers together and multiplexes lights, which have entered respective one ends of the optical fibers, in a coupling region where the intermediate portions of the optical fibers are joined together. The light sources emit light of different wavelengths that enter the respective one ends of the plural optical fibers. The light output portion is formed by the other end of one of the plural optical fibers and outputs the multiplexed lights. The light sensor detects light emerging from the other end of at least another one of the plural optical fibers. | 08-18-2011 |
20130291790 | ADHESIVE TAPE PRINTER - This disclosure discloses an adhesive tape printer comprising a housing, a first storage part configured to receive a first roll provided to one side of the housing in the first horizontal direction, a feeding roller, a printing head, a second storage part configured to store a second roll wherein the adhesive tape with print is wound around an axis line in the second horizontal direction, provided to the other side of the housing in the first horizontal direction, a feeding motor provided further on the other side than the first storage part and further on the one side than the second storage part so that an axis direction of an output shaft matches the second horizontal direction, a first opening/closing cover provided to an upper part on the one side, and a second opening/closing cover provided to an upper part on the other side. | 11-07-2013 |
20130291791 | ADHESIVE TAPE CUTTING APPARATUS - The disclosure discloses an adhesive tape cutting apparatus. The apparatus includes a feeding roller configured to feed an adhesive tape, a guide plate configured to contact and guide a surface of the other side end of the adhesive tape, a movable blade configured to advance from the adhesive layer and cut the adhesive tape, disposed below the guide plate so that a blade edge of the movable plate vertically faces the guide plate, a travel mechanism for causing the movable blade to travel along the tape width direction along the guide plate, and a movable blade support device configured to support the movable blade with respect to the travel mechanism in the manner that the movable blade slopes so that the blade edge presses the adhesive tape to the guide plate in the travel direction along the tape width. | 11-07-2013 |
20130292060 | ADHESIVE TAPE CARTRIDGE - The disclosure discloses an adhesive tape cartridge comprising an adhesive tape roll around which is wound an adhesive tape, a peeling part, a separation material roll, and a support member. The adhesive tape comprises an adhesive layer and a separation material layer. The peeling part is configured to peel the separation material layer from the adhesive tape fed out from the adhesive tape roll and subsequently fed to one side in a predetermined direction. The separation material roll is configured to wind the separation material layer. The support member respectively rotatably supports the adhesive tape roll and the separation material roll. A position of the peeling part in the predetermined direction is disposed further on the one side than at least a position of a take-up position of the separation material roll when the separation material roll is in a minimum outer diameter state. | 11-07-2013 |
20130292061 | ADHESIVE TAPE CARTRIDGE - The disclosure discloses an adhesive tape cartridge. The adhesive tape cartridge includes an adhesive tape roll around which an adhesive tape is wound about an axis line, a separation material roll configured to wind the separation material layer around an axis line, a connecting arm that freely rotatably supports the adhesive tape roll and freely rotatably supports the separation material roll, and a guide device configured to cause the adhesive tape to pass in a tape posture with a tape cross-section set to a substantially horizontal direction, substantially contact both tape width direction ends during the passing, and to guide the adhesive tape in the tape width direction, provided in a middle part of the connecting arm, between the adhesive tape roll and the separation material roll. | 11-07-2013 |
20140084103 | TAPE CARTRIDGE - The disclosure discloses a tape cartridge comprising a first tape roll, a second tape roll, a connecting part, and a pair of gripped parts. A first tape consumed by feed-out is wound around the first tape roll. The second tape roll winds a second tape around an axis extending along the first direction and provided on a downstream side of the first tape roll. The second tape is generated by a feeding of the first tape. The connecting part is provided so as to connect the first tape roll and the second tape roll. The pair of gripped parts extends along the second direction, each respectively provided on either side of the connecting part along the first direction. The gripped part comprises a slip preventing part configured to prevent slipping during gripping on an end of the gripped part in the one side along the second direction. | 03-27-2014 |
20140209730 | Lengthy Article Take-Up Apparatus and Lengthy Article Printer - The disclosure discloses a lengthy article take-up apparatus comprising a housing, a winding core member, a bearing portion and a driving gear. The winding core member is configured to take up the lengthy article. The winding core member comprises a shaft member, a cylindrical winding body, a driven gear, and a lock member. The shaft member is configured to be detachably fitted to the bearing portion. The cylindrical winding body is disposed rotatably on an outer periphery of the shaft member and configured to wind the lengthy article on an outer peripheral side. The driven gear is fixed to the winding body and configured to be meshed with the driving gear when the winding core member is attached to the housing. The lock member is configured to fix the shaft member to the bearing portion when the winding core member is attached to the housing. | 07-31-2014 |
20150053351 | Adhesive Tape Cartridge - This disclosure discloses an adhesive tape cartridge comprising an adhesive tape roll, a peeling part, a separation material roll, a support member, and adhering portion. The adhesive tape roll wound an adhesive tape comprising an adhesive layer and a separation material layer covering the adhesive layer. The peeling part is configured to peel the separation material layer from the adhesive tape fed out from the adhesive tape roll, and thereby to generate an affixing tape. The separation material roll is configured to wind the separation material layer peeled by the peeling part. The support member respectively rotatably supports the adhesive tape roll and the separation material roll. The adhering portion is configured to reseparably adhere the affixing tape generated by the peeling of the separation material layer by the peeling part. | 02-26-2015 |