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| Number | Title | Issue Date |
| 7866902 | Light controlling apparatus and optical apparatus A small-size light controlling apparatus in which, it is not necessary to draw a wire for a diaphragm control, from a diaphragm mechanism, and an optical apparatus in which the light controlling apparatus is used, are provided. The light controlling apparatus includ... | 01/11/2011 |
| 7832949 | Optical element parallax scanning device An optical element scanning device (10) includes a base plate (200) and one or more linear actuators (210, 220) operably connected to the base plate. An armature (110) may be pivotably connected to the one or more linear actuators, and an... | 11/16/2010 |
| 7794162 | Mechanical shutter and camera module having the same A mechanical shutter includes a base, four shutter blades, four permanent magnets, and four electromagnets. The base has an aperture for permitting light into a camera module. The shutter blade includes a light shielding portion capable of moving across the aperture... | 09/14/2010 |
| 7635229 | Optical diaphragm apparatus An ion conducting high-polymer member is formed by an ion containing polymer, and has a circular arc shape. An chord length of the ion conducting high-polymer member is changed. Due to the change in the chord length of the ion conducting high-polymer member, there i... | 12/22/2009 |
| 7513703 | Magnetic actuator and light quantity adjusting device A magnetic actuator according to the present invention includes a stator yoke made of a magnetic substance and having projecting streaks on the inner circumference thereof to produce magnetic bias to a rotor magnet. The stator yoke is fitted into and fixed to a coil... | 04/07/2009 |
| 7455466 | Magnetic actuator for adjusting an iris diaphragm in an optical device A magnetic actuator. A yoke comprises a first opening and a second opening, a frame, and a path. A first magnet is disposed in the first opening in the vicinity of the frame. A second magnet is disposed in the second opening in the vicinity of the frame. A coil comp... | 11/25/2008 |
| 7410310 | Blade driving apparatus for cameras A blade driving apparatus for cameras includes a base plate having an aperture for a photographing optical path; a cover plate having the aperture for the photographing optical path, provided with a blade chamber between the base plate and the cover plate; at least ... | 08/12/2008 |
| 7352089 | Driving apparatus A driving apparatus includes a stepping motor having a lead screw, a rack, and a rack-retaining bar, a barrel, a barrel-retaining bar, and a connecting spring for connecting the rack to the barrel. The connecting spring includes an engaging portion that engages with... | 04/01/2008 |
| 7350990 | Shutter device for camera lens assembly In a shutter device for use with a camera lens assembly, the shutter device includes a shutter base, a shutter blade is rotatably mounted on the shutter base, a magnet movably coupled to the shutter base so as to enable rotation of the shutter blade, and a yoke exte... | 04/01/2008 |
| 7316514 | Light controller and image pickup device including the same A light controller includes a substrate that has an optical path opening; at least a pair of blades that is reciprocally supported on the substrate and opens and closes the optical path opening; and a driver unit that drives the opening and closing of the pair of bl... | 01/08/2008 |
| 7304408 | Driving apparatus and light amount adjustment apparatus A driving apparatus includes a magnet that is magnetized to at least two poles in a circumferential direction and fixed to a rotor axis formed with a soft magnetic material, and first and second coils arranged in the same direction as the magnet with respect to the ... | 12/04/2007 |
| 7287864 | Light amount adjusting device and projector using the same A light amount adjusting device is assembled in a projector having a light source and a projection device projecting light from the light source on a screen through an image forming panel. The light amount adjusting device is arranged in the projection device or bet... | 10/30/2007 |
| 7253575 | Industrial optical shutter A highly versatile optical shutter for industrial and scientific applications is disclosed. The has a aperture which defines a light path through the shutter, and a shutter vane or blade that is moved into and out of the light path using a precision, microprocessor ... | 08/07/2007 |
| 7242123 | Actuator, light quantity adjusting apparatus, and stepping motor An actuator maintains high efficiency, can react to an increase in pole, has a high part fit, and can be manufactured at low cost while it is thinned. The actuator includes a magnet which is formed in a ring shape, in which at least one surface perpendicular to a ce... | 07/10/2007 |
| 7238004 | Serial fan with a plurality of rotor vanes A serial fan includes a frame, a plurality of rotor vanes, at least one motor for driving the rotor vanes and a support connected to the frame through a plurality of connecting parts for receiving the at least one motor. The plurality of rotor vanes are arranged in ... | 07/03/2007 |
| 7156564 | Blade driving device for use in cameras A blade driving device for use in cameras of the present invention includes a base plate having an exposure aperture, an ND filter blade that is supported rotatably around a supporting shaft on the base plate and is moved to a position withdrawn from the exposure ap... | 01/02/2007 |
| 7127706 | System and method for controlling software configuration in a convertible self-checkout station A system determines the physical configuration of a convertible checkout station and configures the software to operate the station in correspondence with the determined configuration. The system comprises a physical configuration actuator that responds to a checkou... | 10/24/2006 |
| 7104707 | Light quantity adjusting device A device is provided having one or more light quantity controlling members that move into, and out of, an opening portion through which light passes and which is formed by at least a portion of inner diameter sides of a first stator and a second stator, thus control... | 09/12/2006 |
| 7099575 | Manual focus device and autofocus camera A digital still camera includes an aperture stop opening, a taking lens system, and a CCD pickup element. In a manual focus device, an iris shifting mechanism sets the aperture stop opening in an aperture stop unit with reference to a first light amount gravity cent... | 08/29/2006 |
| 7085485 | Intermediate adapter and camera system The present invention provides an intermediate adapter capable of being mounted on a first camera on which a first interchangeable lens is mounted and a second camera on which the first interchangeable lens and a second interchangeable lens are mounted. The second i... | 08/01/2006 |
| 7079186 | Diaphragm device of a television camera lens for a CCTV surveillance camera A diaphragm device of a lens for a CCTV camera includes a lens barrel, a diaphragm, a base plate which supports the diaphragm, a diaphragm driver for driving the diaphragm to adjust a size of an aperture formed by the diaphragm, an optical filter, and a filter drive... | 07/18/2006 |
| 7059830 | Axial-flow serial fan This specification discloses a serial fan comprising a plurality of rotor vanes, one or more supports and a frame. Each of the rotor vanes comprises an inlet, an outlet, and one or more blades. Each support supports at least one of the rotor vanes so that the corres... | 06/13/2006 |
| 7053514 | Image apparatus and drive motor A drive motor is proposed, which serves as a drive source for a movement mechanism constituting an iris for an optical path of an imaging system. The drive motor has a shaft serving as a center of rotation, a magnet, two-pole magnetized and rotated around the shaft,... | 05/30/2006 |
| 7039309 | Drive source of a camera lens A drive source of a camera lens designed with built-in drive motor inside the camera lens mount delivers benefits of eliminating runout occurring during the telescopic movement of the telescopic lens, and simplifying the parts assembly process. The drive source of c... | 05/02/2006 |
| 7005815 | Electric actuator system The detection of a pulse signal in an initialization pattern is ensured regardless of the position where a DC motor is stopped. A CPU detects the pulse signal generated by the pulse generator and an angle of rotation of a rotating shaft, and controls an angle of rot... | 02/28/2006 |
| 6880988 | Actuator An actuator is constructed so that the rotor is rotated within the range of a preset angle in a direction corresponding to the direction of current supply to the stator coil. The rotor includes a column-shaped permanent magnet having surfaces perpendicular to a cent... | 04/19/2005 |
| 6872013 | Iris with integrated drive motor An iris includes a stator assembly having a frame coupled to an electrically wound, substantially annular magnetic core. The iris further includes a rotor, which is rotatably coupled to the magnetic core such that a channel is defined. A diaphragm, having a pluralit... | 03/29/2005 |
| 6860655 | Driving apparatus, light-amount regulating apparatus, and lens driving apparatus A driving apparatus includes a rotatable rotor with a ring shape, a first magnetic pole portion, a second magnetic pole portion, and a coil for magnetically exciting the first magnetic pole portion and the second magnetic pole portion. The rotor has magnet portions ... | 03/01/2005 |
| 6856469 | Lens driving device A lens driving device includes a moving body equipped with a lens and a driving magnet attached to the lens, and a fixed body that is equipped with a driving coil that forms together with the driving magnet a magnetic circuit and moves the moving body in an optical ... | 02/15/2005 |
| 6798987 | Driving apparatus, light-amount regulating apparatus, and lens driving apparatus A driving apparatus includes a rotor rotatable about a rotational axis and having a cylindrical magnet portion whose outer circumferential surface are divided along a circumferential direction into a plurality of differently magnetized portions, at least an outer ma... | 09/28/2004 |
| 6767146 | Aperture mechanism In a holding frame of the aperture mechanism is formed a holding portion to which is to be fitted a drive mechanism for opening and closing aperture blades. The holding portion can be fitted with either an electrical drive mechanism, having an iris meter, for electr... | 07/27/2004 |
| 6747703 | Diaphragm device and shutter device for camera A diaphragm device for a digital camera having an optical image input system including a photographing element for converting an optical image input by an optical system to electric signals and a signal processor for applying predetermined signal processing to the e... | 06/08/2004 |
| 6733192 | Electromagnetic actuator and camera blade driving device An electromagnetic actuator according to the present invention has a rotor magnetized to have a plurality of poles; a base rotatably supporting the rotor; a yoke having a plurality of magnetic pole portions that are formed so as to face an outer peripheral surface o... | 05/11/2004 |
| 6726380 | Camera blade driving device A camera blade driving device for use in a camera has a base plate having an exposure aperture; a blade supported pivotably on a supporting shaft on the base plate and capable of blocking part or all of light passing through the aperture while facing the aperture; a... | 04/27/2004 |
| 6714733 | Step motor with interpole pair stabilizing rest position A step motor is composed of a rotor, first and second stators, and a magnetic member. The rotor is rotatably supported and comprised of a magnet having magnetic poles magnetized in four angular sections. The first stator has a pair of counter poles disposed in oppos... | 03/30/2004 |
| 6705776 | Electromagnetic actuator and shutter device for camera An electromagnetic actuator for driving the shutter of a camera includes a rotor (10) magnetized with the N and S poles, and first magnetic pole parts (21, 31) and second magnetic pole parts (22, 32) that are disposed to face the outer circumfer... | 03/16/2004 |
| 6694095 | Motor driving apparatus A motor driving apparatus is basically composed of a driving circuit for driving a plurality of loads contained in a plurality of motors, and a control circuit for controlling the driving circuit to sequentially drive the plurality of the motors. The driv... | 02/17/2004 |
| 6640056 | Camera for driving lens unit removably attached thereto and method for controlling drive therebetween A photographing apparatus suitable for fixing an optical unit thereto, and a method for controlling a device in the unit from the apparatus. The apparatus includes: a unit fixing portion for fixing the unit thereto; a driver which runs the device in the u... | 10/28/2003 |
| 6533473 | Imaging apparatus with exposure controlling mechanism An imaging apparatus with an exposure controlling mechanism being made to define an iris aperture by moving iris blades on surfaces perpendicular to an optical axis, wherein the exposure controlling mechanism includes a first iris blade to which a first N... | 03/18/2003 |
| 6443638 | Exposure control apparatus used for a camera A flash lever for actuating a flash switch is interlocked with a stop plate via a spring. When a picture is taken without a flash, photographing is performed in a state that a small stop opening of the stop plate is disposed at an optical path. When the f... | 09/03/2002 |
