Patent application number | Description | Published |
20120113492 | OPTICAL REFLECTION ELEMENT - An optical reflecting element includes a mirror, and a pair of high-frequency vibrators and a pair of low-frequency vibrators for vibrating the mirror. The high-frequency vibrators include a substrate, a bottom electrode layer formed on the substrate, a piezoelectric layer, and a drive electrode and a first monitor electrode as the top electrode layer. One end of the low-frequency vibrator has the substrate shared with the high-frequency vibrator, a bottom electrode layer, a piezoelectric layer, a drive electrode, and a second monitor electrode as the top electrode layer. The other end of the low-frequency vibrator has the substrate shared with the high-frequency vibrator, a bottom electrode layer, a piezoelectric layer, a drive electrode, a first monitor electrode, and an insulator layer as a dead zone for preventing a piezoelectric effect due to the piezoelectric layer from reaching the first monitor electrode. The first monitor electrode provided on the low-frequency vibrator is connected from the top of the vibrator to an extraction electrode. | 05-10-2012 |
20120320439 | OPTICAL REFLECTION ELEMENT - An optical reflection element has a frame, a pair of meandering-shaped vibration elements, a mirror having a reflection surface, and a pair of protective beams. The vibration elements have their respective outer ends supported by confronting portions of an inside of the frame. The vibration elements support the mirror with respective inner ends thereof. The protective beams extend from the respective confronting portions of the inside of the frame toward the mirror with a predetermined space from the vibration elements and in parallel with a vibration axis of the vibration elements. | 12-20-2012 |
20130050791 | OPTICAL REFLECTION ELEMENT - An optical reflection element includes a frame, a meandrous vibrating part having an outer end connected with an inside of the frame, and a mirror part supported by an inner end of the meandrous vibrating part. The meandrous vibrating part has a meandrous shape that includes curved portions and vibrating beams alternately connected with the curved portions. A curvature of respective one of the curved portions is smaller than a curvature of at least one of the curved portions which is located closer to the inner end than the respective one of the curved portions. This optical reflection element has a large deflection angle of the mirror part. | 02-28-2013 |
20130107339 | OPTICAL REFLECTION ELEMENT | 05-02-2013 |
20130271804 | VIBRATING ELEMENT HAVING MEANDERING SHAPE, AND OPTICAL REFLECTION ELEMENT - A vibrating element having a meandering shape includes a vibrating beam and a piezoelectric actuator provided on the vibrating beam. The vibrating beam has a meandering-shape substantially formed into the plurality of continuous turned-down shapes. The vibrating beam includes the plurality of turned-down units and the plurality of coupling units coupled to the turned-down units, and the coupling units and the turned-down units are alternately disposed. The piezoelectric actuator includes a lower electrode provided on the vibrating beam, a piezoelectric film provided on the lower electrode, and an upper electrode provided on the piezoelectric film. A non-existence region where the piezoelectric film does not exist is provided in at least one of a neighborhood of a midpoint of an inner circumference of each of the turned-down units and a neighborhood of a curvature changing point in which a curvature of the inner circumference of each of the turned-down shapes changes. | 10-17-2013 |
20140368087 | PIEZOELECTRIC ACTUATOR DEVICE AND METHOD FOR MANUFACTURING SAME - A piezoelectric actuator device includes a vibrator and a driver to vibrate the vibrator. The vibrator includes a lower vibration layer configured to vibrate and an upper vibration layer coupled to an upper surface of the lower vibration layer and configured to vibrate together with the lower vibration layer. The driver includes an upper electrode layer on a lower surface of the lower vibration layer, a piezoelectric layer on a lower surface of the upper electrode layer, and a lower electrode layer on a lower surface of the piezoelectric layer. The lower vibration layer of the vibrator is made of organic material. The upper vibration layer is mainly made of inorganic material. The lower vibration layer has a smaller longitudinal elastic modulus than the upper vibration layer. The piezoelectric actuator device has a large resistance to disturbance vibrations and a large warping amount of the vibrator without increasing power consumption. | 12-18-2014 |
20150036201 | OPTICAL REFLECTION ELEMENT - An optical reflection element includes a fixed portion having a pair of sides opposite to each other, a pair of first vibration portions having one ends each connected to respective one of the sides of the fixed portion, a pair of connection portions each connected to respective one of another ends of the first vibration portions, a movable frame rotatably supported by another ends of the first vibration portions via the connection portions, a pair of second vibration portions having one ends each connected to respective one of a pair of sides of the movable frame, and a mirror rotatably connected to another ends of the second vibration portions. The second vibration portions are configured to transmit a rotational vibration about a rotation axis to the mirror. The connection portions are connected to the movable frame in a direction of the rotation axis. The connection portions are connected to a part of the movable frame at which a displacement of the movable frame due to the rotational vibration of the mirror has a minimum amount. This optical reflection element reduces unnecessary vibration, and projects clear images. | 02-05-2015 |
20150116803 | OPTICAL REFLECTING DEVICE - An optical reflecting device includes a fixed frame, a pair of first oscillation parts, a movable frame, a pair of second oscillation parts, and a mirror part. One-side ends of the first oscillation parts are connected to the inside of the fixed frame. The movable frame is connected to and held by the other-side ends of the pair of first oscillation parts to be pivotable. One-side ends of the pair of second oscillation parts are connected to the inside of the movable frame and the pair of second oscillation parts are disposed to be substantially perpendicular to the pair of first oscillation parts. The mirror part is connected to and held by the other-side ends of the pair of second oscillation parts to be pivotable. The first oscillation parts have a meandering shape in which a plurality of straight portions and a plurality of folded portions are formed, and a stepped structure portion is provided in part of the folded portion. | 04-30-2015 |
Patent application number | Description | Published |
20090246415 | FUNCTIONAL FILM AND DISPLAY APPARATUS - A functional film comprises an anti-glare layer and an anti-reflection layer formed on the anti-glare layer. In the functional film, the anti-glare layer comprises a resin component comprising a plurality of resins which phase-separate from each other, the anti-reflection layer has a first surface and a second surface contacting with the anti-glare layer and comprises a low-refractive-index particle and a high-refractive-index particle, and the high-refractive-index particle is localized near the second surface of the anti-reflection layer. | 10-01-2009 |
20110249339 | SUBSTRATE, AND DISPLAY PANEL PROVIDED WITH SUBSTRATE - A substrate for use in a display panel includes a transparent substrate and a light blocking layer which includes two layers of different optical densities. A low optical density layer that is one of the two layers of different optical densities which has a lower optical density is interposed between a high optical density layer that is the other one of the two layers which has a higher optical density and the transparent substrate. The sum of the optical density of the low optical density layer and the optical density of the high optical density layer is not less than 3.0. According to the present invention, a substrate which includes a low-reflectance light blocking layer is provided, the substrate being suitably used as a color filter substrate of a display device which has a low reflection structure, such as a low reflection film. | 10-13-2011 |
20110310470 | DISPLAY DEVICE - At least one embodiment of the present invention provides a display device that is capable of suppressing reflection and temperature increases in a display panel so that a favorable display characteristic is obtained even during outdoor use, and that can be realized by a simple configuration. In at least one example embodiment, the present invention is a display device including: a display panel; and a protective plate disposed further toward a viewing surface side than the display panel, wherein a low reflection film formed with a nanostructure is provided on a main surface of the protective plate on the viewing surface side, and a circularly polarizing plate and an infrared ray shielding film are disposed in sequence from the protective plate side toward the display panel side on a main surface of the protective plate on a side for disposing the display panel. | 12-22-2011 |
Patent application number | Description | Published |
20080307971 | Filter Medium, Process for Producing the Same, Method of Use Thereof, and Filter Unit - The present invention provides a filter medium reducing an increase in pressure drop while in use even in an environment where ultrafine particles form a large proportion of the particles to be collected. The filter medium includes a porous polytetrafluoroethylene (PTFE) membrane, an air-permeable supporting member and a web layer made of polymeric fibers formed by electrospinning (charge induction spinning, electrostatic spinning). The filter medium of the present invention may include an air-permeable adhesive layer adjacent to the web layer. | 12-18-2008 |
20090121377 | Method of Manufacturing Polytetrafluoroethylene Particle Aggregate and Method of Manufacturing Polytetrafluoroethylene Product - The present invention provides a method of manufacturing a polytetrafluoroethylene (PTFE) product offering better productivity and a higher degree of flexibility in form of the product to be obtained than the conventional methods of manufacturing a PTFE product, and a method of manufacturing PTFE particle aggregate obtained as an intermediate while manufacturing a PTFE product. According to the manufacturing methods, aggregate of PTFE particles including water and a surfactant is obtained by applying force to a dispersion of PTFE particles containing PTFE particles, a surfactant and water as a dispersion medium, where the force makes the PTFE particles approach or contact with each other. Such a manufacturing method may be carried out, for example, with a chamber ( | 05-14-2009 |
20090166929 | Process for Production of Polytetrafluoroethylene Sheet, and Process for Production of Polytetrafluoroethylene Seal Tape - Disclosed is a process for production of a polytetrafluoroethylene (PTFE) sheet, which is superior in productivity compared to conventional processes and can reduce the cost of production. Also disclosed is a process for production of a PTFE seal tape. The processes comprise the following steps (i) to (iii): (i) applying a force to a PTFE particle suspension comprising PTFE particles, a surfactant and water (a dispersion medium) so that the particles can come close to each other or contact with each other, thereby forming a PTFE-containing solid material having the water and the surfactant included therein; (ii) shaping the solid material into a sheet-like form; and (iii) reducing the water content in the sheet-like solid material. | 07-02-2009 |
20090268928 | Sound-Permeable Film, Electronic Component with Sound-Permeable Film, and Method of Producing Circuit Board Having Electronic Component Mounted Thereon - A sound-permeable film ( | 10-29-2009 |
20100206660 | WATER-PROOF SOUND-TRANSMITTING MEMBRANE, METHOD FOR PRODUCING WATER-PROOF SOUND-TRANSMITTING MEMBRANE, AND ELECTRICAL APPLIANCE USING THE MEMBRANE - A water-proof sound-transmitting membrane | 08-19-2010 |
20110143114 | WATER-PROOF SOUND-TRANSMITTING MEMBRANE, METHOD FOR PRODUCING THE WATER-PROOF SOUND-TRANSMITTING MEMBRANE, AND ELECTRICAL APPLIANCE INCLUDING THE WATER-PROOF SOUND-TRANSMITTING MEMBRANE - The present invention provides a water-proof sound-transmitting membrane including a polytetrafluoroethylene (PTFE) porous membrane, in which the waterproofness is enhanced further with little lowering of the sound transmittance. The water-proof sound-transmitting membrane includes the PTFE porous membrane. The PTFE porous membrane includes a first porous layer, and a second porous layer stacked on and integrated with the first porous layer by a binding force acting between PTFE matrices. The first porous layer and the second porous layer each are composed of PTFE with a number-average molecular weight of 5.0×10 | 06-16-2011 |
20120101215 | METHOD OF MANUFACTURING POLYTETRAFLUOROETHYLENE PARTICLE AGGREGATE AND METHOD OF MANUFACTURING POLYTETRAFLUOROETHYLENE PRODUCT - The present invention provides a method of manufacturing a polytetrafluoroethylene (PTFE) product offering better productivity and a higher degree of flexibility in form of the product to be obtained than the conventional methods of manufacturing a PTFE product, and a method of manufacturing PTFE particle aggregate obtained as an intermediate while manufacturing a PTFE product. According to the manufacturing methods, aggregate of PTFE particles including water and a surfactant is obtained by applying force to a dispersion of PTFE particles containing PTFE particles, a surfactant and water as a dispersion medium, where the force makes the PTFE particles approach or contact with each other. Such a manufacturing method may be carried out, for example, with a chamber ( | 04-26-2012 |
20120306115 | PROCESS FOR PRODUCTION OF POLYTETRAFLUOROETHYLENE SHEET, AND PROCESS FOR PRODUCTION OF POLYTETRAFLUOROETHYLENE SEAL TAPE - Disclosed is a process for production of a polytetrafluoroethylene (PTFE) sheet, which is superior in productivity compared to conventional processes and can reduce the cost of production. Also disclosed is a process for production of a PTFE seal tape. The processes comprise the following steps (i) to (iii): (i) applying a force to a PTFE particle suspension comprising PTFE particles, a surfactant and water (a dispersion medium) so that the particles can come close to each other or contact with each other, thereby forming a PTFE-containing solid material having the water and the surfactant included therein; (ii) shaping the solid material into a sheet-like form; and (iii) reducing the water content in the sheet-like solid material. | 12-06-2012 |
20130099411 | WATER-PROOF SOUND-TRANSMITTING MEMBRANE, METHOD FOR PRODUCING WATER-PROOF SOUND-TRANSMITTING MEMBRANE, AND ELECTRICAL APPLIANCE USING THE MEMBRANE - A water-proof sound-transmitting membrane | 04-25-2013 |
20130156985 | WATER-PROOF SOUND-TRANSMITTING MEMBER AND METHOD FOR PRODUCING SAME, AND SUPPORTED WATER-PROOF SOUND-TRANSMITTING MEMBER - Provided is a water-proof sound-transmitting member that can be separated reliably from a releasing paper when an overhanging portion of a tab is pulled. The method for producing the water-proof sound-transmitting member ( | 06-20-2013 |
20140079268 | WATER-PROOF SOUND TRANSMITTING MEMBER - Provided is a water-proof sound transmitting member that is less likely to be bonded to a housing at a position other than a normal attachment position. The present invention provides a waterproof sound transmitting member ( | 03-20-2014 |
20140130470 | POROUS POLYTETRAFLUOROETHYLENE MEMBRANE AND AIR FILTER MEDIUM - Provided is a porous polytetrafluoroethylene (PTFE) membrane having a PF value of 36 or more and a mass per unit area of 0.90 g/m | 05-15-2014 |
20150013295 | BLENDED NONWOVEN FABRIC, FILTER MEDIUM, AND FILTER UNIT - The present invention provides a filter medium causing a low pressure drop. The present invention is a filter medium including a porous fluororesin membrane and an air-permeable support member laminated on at least one surface of the porous fluororesin membrane. In this filter medium, the air-permeable support member is a blended nonwoven fabric containing: core-sheath fibers (A) having a polyester core and a polyolefin sheath; polyester fibers (B); and core-sheath fibers (C) having a polyester core and a copolymerized polyester sheath. | 01-15-2015 |