Patent application number | Description | Published |
20090160372 | DRIVING DEVICE - In order to provide a driving device that is capable of eliminating sticking of a movable member due to nonuse, the driving device includes a drive shaft that reciprocates in axial directions with expansion and contraction of an electromechanical transducer element, a movable member that frictionally engages with the drive shaft, and a drive circuit that inputs drive voltage into the electromechanical transducer element, the drive circuit outputting drive operation pattern voltage having a frequency (fd | 06-25-2009 |
20100026139 | DRIVER - A driver, including: a piezoelectric element extending and contracting upon application of an electrical voltage; a driving member having one end secured to the piezoelectric element; a frictionally coupling member, frictionally coupling the driving member; and a drive circuit, connected with a power supply to activate the piezoelectric element at a predetermined period, including: a charge switching element for connecting an electrode of the piezoelectric element with the power supply, a discharge switching element, and a protective resistor arranged in an electric path between the power supply and the piezoelectric element or between the piezoelectric element and a ground point, wherein a resistance value of the protective resistor is set larger than an ON resistance of the switching element but smaller than a value obtained by dividing one half of the drive period of the switching element by a capacitance of the piezoelectric element, in a predetermined period. | 02-04-2010 |
20110080121 | DRIVING DEVICE - Provided is a driving device having an electromechanical transducer, a driving member, a moving member and a driving circuit. The driving circuit outputs a driving voltage at a frequency lower than that where the driving speed of the moving member is at maximum, and changes the drive frequency of the driving voltage so that the drive frequency has a negative correlative relationship with the ambient ten aperature. The change rate of the drive frequency to a change of the ambient temperature in the negative correlative relationship is larger than a change rate of a frequency where the driving speed of the moving member is at maximum to an increase of the ambient temperature, and the change rate permits the driving speed of the moving member to increase when the ambient temperature increases. | 04-07-2011 |
20120200240 | VIBRATION-TYPE DRIVE APPARATUS, AND CONTROL METHOD FOR VIBRATION-TYPE DRIVE APPARATUS - A drive apparatus includes: an electromechanical transducer element wherein mechanical displacement will occur when a voltage is applied thereto, a drive member that is moved by the electromechanical transducer element, a moving member that engages with the drive member so as to be able to make a slipping displacement relative to the same, regulating members for limiting the movement of the moving member by coming into contact with the moving member, a drive circuit for applying a cyclical drive voltage to the electromechanical transducer element, a detecting circuit for detecting the impedance of the electromechanical transducer element, and an evaluating means for determining that the moving member is in contact with one of the regulating members when the value detected by the detecting circuit is not less than a prescribed value. | 08-09-2012 |
20120299442 | DRIVE DEVICE - Disclosed is a drive device | 11-29-2012 |
Patent application number | Description | Published |
20080203950 | Drive unit - The drive unit, being small in drive noise, includes an electromechanical transducer element | 08-28-2008 |
20080252173 | Drive unit - It is provided a drive unit | 10-16-2008 |
20080297286 | Position detector and positioning device - There is provided a position detector by which output having linearity can be obtained in a wide range, which has a movable member | 12-04-2008 |
20090026886 | Drive Apparatus - Provided is a self-propelled drive apparatus that enables stable drive and low cost, the apparatus includes: a movable member which has an electromechanical transducer whose one end is fixed to the movable member and the other end is fixed to a drive friction member, which is movably supported by the movable member movably in the first direction, which represents a extension-contraction direction A-B of the electromechanical transducer, where the movable member is supported movably in the first direction; a pair of plate springs which extend in a belt shape in the first direction and sandwich the drive friction member; a base member holding the plate springs in a cantilever manner in the direction of the short sides of the plate springs; and auxiliary springs disposed on the outside of the plate springs to apply elastic force only to both ends of each of the plate springs. | 01-29-2009 |
Patent application number | Description | Published |
20140041310 | HANDLE BASE ATTACHMENT STRUCTURE - The door handle device of a vehicle is provided with: a handle base disposed along the rear surface of a door panel; and an operation handle that is coupled to the handle base. The handle base has hook-shaped pressing portions that ride on a protruding portion provided to the oppossed side edges along the sliding direction of a mounting opening provided to the door panel accompanying a sliding operation along the door panel; a panel-abutting portion that sandwiches the door panel in cooperation with the hook-shaped pressing portions; and an elastic locking piece that restricts the rearwards motion of the handle base by resilient locking to the center of a rear end edge of the mounting opening, and restricts removal of the hook-shaped pressing portions from the protruding portion. | 02-13-2014 |
20140069225 | CABLE CONNECTION STRUCTURE FOR MOVABLE MEMBER - In a cable connection structure in which a roughly spherical cable end disposed at the tip of an inner wire is connected to a movable member, the movable member is provided with a pair of wing pieces that hold the inner wire, a cable insertion opening that guides the cable end to a space between the wing pieces, and a roughly elliptical cable end passage part that displaceably supports the cable end. The long axis of the roughly elliptical shape of the cable end passage part roughly coincides with the direction of insertion of the cable. | 03-13-2014 |
20150254913 | CONTROL APPARATUS FOR VEHICLE OPENING/CLOSING BODY - A control apparatus for a vehicle opening/closing member that operates the opening/closing member provided in the vehicle in response to a physical expression of a user, having a user authentication unit that authenticates a user whose physical expression is to be detected, a physical expression detecting unit that detects the physical expression of the user, an operation determining unit that determines an operating state of at least one of the user authentication unit and the physical expression detecting unit, and a notification unit that sends notification that, in accordance with a determination result of the operating state determined by the operation determining unit, the user has been authenticated, the detection of the physical expression has been completed, or the detection of the physical expression has failed. | 09-10-2015 |
Patent application number | Description | Published |
20150314202 | INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING DEVICE, STORAGE MEDIUM STORING INFORMATION PROCESSING PROGRAM, INFORMATION PROCESSING METHOD, AND STORAGE DEVICE - An example of information processing system includes a storage device; and an information processing device for performing near field communication with the storage device. The storage device has an external appearance representing, three-dimensionally or two-dimensionally, an object that appears in a virtual space generated by execution of a predetermined application program by the information processing device. The storage device stores object information on the object. The information processing device writes, to the storage device, character image information specifying an image of a character created based on an instruction of a user. The information processing device executes a predetermined process using at least one of the object information and the character image information read from the storage device. | 11-05-2015 |
20150317100 | INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING DEVICE, STORAGE MEDIUM STORING INFORMATION PROCESSING PROGRAM, INFORMATION PROCESSING METHOD, AND STORAGE DEVICE - An example of information processing system includes a storage device; and an information processing device for performing near field communication with the storage device. The storage device includes a storage unit storing application data usable in a predetermined application program and shared data usable in an application program regardless of whether the application program is the predetermined application program. The information processing system receives an instruction regarding data read and/or data write from/to the storage device from an application program to be executed by the information processing device. Under the condition that the instruction is from the predetermined application program, the application data is passed to the predetermined application program. Regardless of whether the instruction is from the predetermined application program, the shared data is passed to the application program that issued the instruction. | 11-05-2015 |
20150318894 | INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING DEVICE, STORAGE MEDIUM STORING INFORMATION PROCESSING PROGRAM, INFORMATION PROCESSING METHOD, AND STORAGE DEVICE - An example of information processing system includes a storage device; and an information processing device for performing near field communication with the storage device. The storage device includes a storage unit storing application data usable in a predetermined application program and shared data usable in an application program regardless of whether or not the application program is the predetermined application program. The information processing system accepts an instruction regarding data read and/or data write from/to the storage device from an application program to be executed by the information processing device. Under the condition that the instruction is from the predetermined application program, the application data is transferred to the predetermined application program. Regardless of whether or not the instruction is from the predetermined application program, the shared data is transferred to the application program that issued the instruction. | 11-05-2015 |