Patent application number | Description | Published |
20090315217 | METHOD OF FABRICATING STRUCTURE - In a method of fabricating a structure by plastically deforming a processing portion provided at a movable segment, a restraint segment configured to restrain movement of the movable segment is provided before an external force is applied to the processing portion. After processing of the processing portion is completed, the restraint segment is removed. | 12-24-2009 |
20100019779 | POTENTIAL MEASUREMENT APPARATUS AND IMAGE FORMING APPARATUS - A potential measurement apparatus for measuring a surface potential of an object of measurement detects a change in electric charge induced at a detection electrode due to electrostatic induction by changing a distance between the detection electrode and the object of measurement in accordance with a predetermined period, using a neutral distance as reference, as a signal representing a change in electric current. The potential measurement apparatus includes a first detection unit for detecting a signal representing a fundamental period of the change in electric current and a signal representing a second harmonic period, a second detection unit for detecting information representing a capacitance between the detection electrode at the neutral distance and the object of measurement and an arithmetic unit for computationally obtaining information on the surface potential of the object of measurement, with eliminating an influence of the neutral distance and the capacitance, according to an outcome of detection of the first detection unit and an outcome of detection of the second detection unit. | 01-28-2010 |
20100259127 | ELECTROMECHANICAL TRANSDUCER - When the initial displacement greatly varies among cells in an element, there is a need to reduce a bias voltage to be applied between electrodes. This decreases the sensitivity. An electromechanical transducer of the present invention includes an element having a plurality of cells. Each of the cells includes a first electrode and a second electrode that are provided with a cavity being disposed therebetween. A groove is provided at a position at a predetermined distance from the cavity of the cell on the outermost periphery of the element. | 10-14-2010 |
20100300208 | CAPACITIVE ELECTRO-MECHANICAL TRANSDUCER - A capacitive electro-mechanical transducer includes a cell, the cell including a first electrode and a second electrode that is disposed opposite the first electrode with a gap therebetween; and a pressure-adjusting unit for adjusting pressure in the gap. | 12-02-2010 |
20110254405 | ELECTROMECHANICAL TRANSDUCER AND PRODUCTION METHOD THEREFOR - An electromechanical transducer includes a plurality cells that are electrically connected to form a unit. Each of the cells includes a first electrode and a second electrode provided with a gap being disposed therebetween. Dummy cells that are not electrically connected to the cells are provided around the outer periphery of the unit of the cells. | 10-20-2011 |
20130000116 | ELECTROMECHANICAL TRANSDUCER - When the initial displacement greatly varies among cells in an element, there is a need to reduce a bias voltage to be applied between electrodes. This decreases the sensitivity. An electromechanical transducer of the present invention includes an element having a plurality of cells. Each of the cells includes a first electrode and a second electrode that are provided with a cavity being disposed therebetween. A groove is provided at a position at a predetermined distance from the cavity of the cell on the outermost periphery of the element. | 01-03-2013 |
20140203682 | ELECTROMECHANICAL TRANSDUCER AND PRODUCTION METHOD THEREFOR - An electromechanical transducer includes a plurality cells that are electrically connected to form a unit. Each of the cells includes a first electrode and a second electrode provided with a gap being disposed therebetween. Dummy cells that are not electrically connected to the cells are provided around the outer periphery of the unit of the cells. | 07-24-2014 |
20140331491 | ELECTROMECHANICAL TRANSDUCER - When the initial displacement greatly varies among cells in an element, there is a need to reduce a bias voltage to be applied between electrodes. This decreases the sensitivity. An electromechanical transducer of the present invention includes an element having a plurality of cells. Each of the cells includes a first electrode and a second electrode that are provided with a cavity being disposed therebetween. A groove is provided at a position at a predetermined distance from the cavity of the cell on the outermost periphery of the element. | 11-13-2014 |
Patent application number | Description | Published |
20080218172 | POTENTIAL MEASURING APPARATUS - A potential measuring apparatus has a detection electrode on which an electric charge is induced according to a potential of a detection object, and a modulator for altering the generated quantity of the electric charge. The detection electrode has at least one depressed portion on a surface opposite to the detection object. | 09-11-2008 |
20080284445 | POTENTIAL MEASUREMENT APPARATUS AND IMAGE FORMING APPARATUS - A potential measurement apparatus is provided which can suitably maintain the oscillation state of an oscillator including a detection electrode and stably measure the potential of a measurement object. The potential measurement apparatus includes a bearing part, an elastic supporting part supported by the bearing part, an oscillator movably supported by the elastic supporting part, detection electrodes installed in the oscillator, a drive mechanism driving the oscillator and a signal detection unit. The signal detection unit is connected to the detection electrodes to detect electrical signals appearing in the detected electrodes. A stress detecting element for generating an electric signal according to the stress of the elastic suspension part | 11-20-2008 |
20080289182 | METHOD OF FABRICATING STRUCTURE HAVING OUT-OF-PLANE ANGULAR SEGMENT - A structure fabricating method plastically deforms a target portion of a substrate, to thereby fabricate a structure having an inclined segment that is inclined relative to a principal surface of the substrate. The method includes forming a projection on the target portion to project from the principal surface of the substrate or from an opposing surface of the substrate on the side opposite to the principal surface, and applying a force to the projection to plastically deform the target portion such that the target portion is bent in a direction from one surface of the substrate on the side where the projection is formed, toward another surface on the side opposite to the one surface. | 11-27-2008 |
20090031548 | STRUCTURE FABRICATION METHOD - In a structure fabrication method for fabricating a structure including an inclined part inclined to a principal plane of a substrate by plastically deforming a work piece having the substrate with the principal plane, the structure fabrication method includes the steps of providing in the work piece a projection configured to protrude from a first surface and away from the principal plane of the substrate; and bending the work piece toward a second surface opposite to the first surface. The bending is accomplished by applying a force on a block including an inclined pressure plane that is abutted on the projection for plastically deforming the work piece, in which in bending the work piece, the direction of a first force applied on the work piece intersects with the direction of a second force of the inclined pressure plane pushing the projection. | 02-05-2009 |
20110255890 | IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD - There is provided an image forming apparatus and method capable of reducing a measurement error in a measurement result of the surface potential of an electrostatic latent image formed on the surface of an image bearing member. The measurement error occurs under the influence of an electric field generated from a pre-exposed area. Consequently, miniaturization of an image forming apparatus and consistent print quality can be achieved. The image forming apparatus includes an image forming control section for determining an error correction value corresponding to the charge state of a latent image on the basis of relationships between charge states of the latent image and error correction values which have been prepared in advance, computing an error corrected potential measurement value using the error correction value and a potential measurement value, and controlling the image forming apparatus on the basis of the error corrected potential measurement value. | 10-20-2011 |