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| Number | Title | Issue Date |
| 8064311 | Lens cleaner disc A cleaning disc for a media reading device having a laser lens. The cleaning disc includes a first surface configured to face the laser lens, a brush extending outwardly from the first surface, and a recess in the first surface configured to receive at least a porti... | 11/22/2011 |
| 7444652 | Protective device A protective device (1) for protecting an optical head (2) of a disc drive unit against dirt and dust and shock when the disc drive unit is not in use comprises a carrier disc (5) similar to a music CD disc for engaging in the disc receiving are... | 10/28/2008 |
| 7230781 | Information storage system, and a method of operating it An information storage system has structure with a head that can effect information transfers with respect to a storage medium. According to one feature, a control portion monitors a characteristic of information read from the storage medium, and can take action to ... | 06/12/2007 |
| 7197755 | Lens cleaner and lens cleaning method for optical disc device By not recording a signal which can be the subject of focussing on a disc, a simple and inexpensive lens cleaner is provided which is able to perform cleaning of an object lens in a simple and reliable manner, without causing the disc to rotate, even in a standard d... | 03/27/2007 |
| 7174558 | Memory device A memory device for recording, playback, and erasure of data through the application of an optical head along a memory medium includes a head carriage and a carriage lock. The head carriage moves the optical head along the surface of the memory medium, and the carri... | 02/06/2007 |
| 7113458 | Optical disc apparatus In an optical disc apparatus for recording and/or reproducing data on an optical disc, a lens holder for holding an objective lens is dynamically moved not only in a direction perpendicular to a data recording face of an optical disc but also in a direction parallel... | 09/26/2006 |
| 7103895 | Optical pickup device, and recorder and/or player An optical pickup device includes a feed screw to move an optical pickup having an objective lens radially on an optical disc, a sliding member provided for slidable movement in relation to the optical pickup, and connected to the optical pickup by a coil spring tha... | 09/05/2006 |
| 7102992 | Contact optical head for data storage Techniques and devices based on contact optical heads in optical storage devices and systems. In one implementation, a load actuator is provided in an optical storage device and is operable to apply a force to cause the optical head to contact the optical disk at a ... | 09/05/2006 |
| 7075753 | Clean suspension assembly A clean suspension assembly for capturing particles carried by airflow along the suspension assembly includes an opening formed in the suspension assembly, and a particle capture device attached to the suspension assembly. In a further embodiment, the suspension ass... | 07/11/2006 |
| 7042562 | Systems and methods for inspecting an optical interface A system enables inspection of an optical connector. The system includes a positioning subassembly, an electronic sensor (e.g., a scanner, a camera, etc.), and a controller coupled to the positioning subassembly and the electronic sensor. The controller is configure... | 05/09/2006 |
| 7038219 | Sterilization of packages and their contents using light An apparatus, and related methods for sterilizing microorganisms in a container, the apparatus consists of the container including a blister formed therein and a backing material that together with the blister form a cavity in which is contained a contact lens and a... | 05/02/2006 |
| 7009916 | Optical pickup device An optical pickup device including a lead frame and a board attached to the lead frame is provided. The lead frame includes optical components, such as a laser diode and an optical element, which are disposed within a lead frame. A photo diode is mounted on the boar... | 03/07/2006 |
| 7007288 | Recording and/or reproducing apparatus for optical recording media A protective cover for an objective of an optical head is proposed which can be moved between a position covering the objective and a position exposing the objective. In the position exposing the objective, the protective cover is positioned outside the plane betwee... | 02/28/2006 |
| 6980398 | Disposable LTO cartridge retention spring cleaner tool An apparatus and a method for the cleaning of magnetic tape cartridge drive, particularly such as removable data-storage media tapes, and especially an arrangement and method of providing a disposable cartridge retention spring cleaning tool. ... | 12/27/2005 |
| 6973011 | Magnetic head cleaning disk for use in magneto-optical recording and reproducing device The present invention provides a cleaning disk and a magneto-optical disk drive apparatus being simple in structure, adaptable to cleaning disks having various specifications, low in power consumption, low in electromagnetic noise, and preventing damage to the magne... | 12/06/2005 |
| 6971114 | Optical pickup device and recording and/or reproducing device This device has an optical pickup section, a first rack portion provided on the optical pickup section, a slide member having an opening/closing portion for opening/closing a facing surface of the objective lens to the optical disc and a second rack portion provided... | 11/29/2005 |
| 6934101 | Method and apparatus using reverse disk rotation to achieve slider contact with a disk surface A method for burnishing a slider in a disk drive in which the disk is rotated in the opposite or reverse direction from that used to develop the air-bearing and to read and write data is described. Rotating the disk in the reverse direction results in no air-bearing... | 08/23/2005 |
| 6776176 | Applications of acoustic waves in data storage devices Devices and methods for using surface or acoustic waves in a recording head to prevent particles from settling down on an interfacing surface on the head. ... | 08/17/2004 |
| 6646972 | Optical pickup device and optical disc device An optical pickup device is positioned in confronting relationship to an optical disc for reading an information signal from and/or writing an information signal on the optical disc. The optical pickup device includes an optical unit having at least a lig... | 11/11/2003 |
| 6646971 | Cleaning disc for compact disc player A cleaning disc is provided to clean contaminated interior surfaces of a CD player. The cleaning disc is dimensioned to simulate a CD; however, in the first embodiment, the cleaning disc has stop tabs which prevent it from being fully loaded within a CD p... | 11/11/2003 |
| 6625110 | Contamination preventing device of optical head for near field recording A contamination preventing device of an optical head for near field recording includes a slider being supported by a suspension in a deck and having a collective hole vertically penetrated though which a light source is transmitted; a collective lens bein... | 09/23/2003 |
| 6598117 | Recording medium library device and control method thereof A cassette library (1) is provided with a driving apparatus (13), cassette housing shelves (14, 15) and a cassette carrier (16). A library controller (2) simulates as if driving apparatuses (13) having continuous address numbers were apparently used in th... | 07/22/2003 |
| 6577575 | Head cleaning in Optical disk drives An optical disk drive having a cleaning mechanism to clean the optical head by contact with a selected surface or in close proximity of a surface of the storage medium.... | 06/10/2003 |
| 6577562 | Method to allocate storage elements while in a reset state A method to return an automated data storage and retrieval system from a reset state to the ready state. An automated data storage and retrieval system which includes a computer useable medium having computer readable program code disposed therein to impl... | 06/10/2003 |
| 6445674 | Optical head apparatus and optical disk apparatus An optical head device which contains a biaxial actuator having an objective lens opposing a signal recording surface of an optical disk; a slide base on which mounted is the biaxial actuator for movement in a radius direction of the optical disk; and a s... | 09/03/2002 |
| 6317401 | Optical disk apparatus with optical head cleaning An objective lens of an optical head is cleaned with a cartridge accommodating a cleaning disk with a brush thereon. The cleaning disk is rotated in apparatus to clean the surface of objective lens provided on the optical head. Simultaneously with causing... | 11/13/2001 |
| 6307832 | Optical storage system with head cleaning mechanism based on a position-controllable optical interfacing surface in an optical head An optical disk drive having a cleaning mechanism to clean the optical head by contact with a selected surface or in close proximity of a surface of the storage medium.... | 10/23/2001 |
| 6151283 | Lens cleaner for a disc unit In a conventional lens cleaner for a disk unit, dust is removed by bringing planted brushing hair bundles or projections into contact with a lens, and thus a large quantity of planted brushing hair bundles or projections may impede insertion and removal o... | 11/21/2000 |
| 6058088 | Method for cleaning a compact disk drive by using a cleaning disk The present invention provides a cleaning method which utilizes a cleaning disk to clean a compact disk drive. The compact disk drive comprises a compact disk holder for holding a compact disk, a motor for spinning the compact disk holder, an optical modu... | 05/02/2000 |
| 6028830 | Cleaning device and cleaning method A cleaning device (1) for cleaning a lens (2) of a laser head (3) of a compact disc player comprises a carrier disc (5) which is substantially similar to a standard compact disc. Cleaning brushes (14) and (15) are located on the carrier disc (5) on a face... | 02/22/2000 |
| 5995467 | Disc recording and/or reproducing apparatus with a liftable optical pickup apparatus and coordinated lens shutter An optical disc recording and/or reproducing apparatus includes a carrier mechanism, an optical pickup apparatus, a shutter and a moving mechanism. The carrier mechanism carries a disc inside and outside the apparatus. The optical pickup apparatus radiate... | 11/30/1999 |
| 5995466 | Optical pickup lens cleaning device for double-sided disk player An optical pickup lens cleaning device for a double-sided disk player for recording desired signals on each side of the double-sided disk or reproducing the desired signals therefrom. The cleaning device includes an optical pickup assembly having first an... | 11/30/1999 |
| 5966360 | Cleaning disc cartridge A cleaning disc cartridge capable of concurrently cleaning both a magnetic head of a magneto-optical disc apparatus and an optical lens thereof without causing any error in reading of a signal. A rotating disc is provided on one surface thereof opposite t... | 10/12/1999 |
| 5953301 | Lens-cleaning disc with angled brush with adhesive A lens-cleaning disc capable of efficiently removing dirt or dust on pickup lenses, equipped with a brush body comprising bristles fastened into the brush base, at a position facing the pickup lens when the disc is used, wherein the surface of the brush b... | 09/14/1999 |
| 5684766 | Optical disk library apparatus with automatic head cleaning function An optical disk library apparatus equipped with a function of automatically cleaning an optical head in a drive unit. This optical disk library apparatus comprises a cartridge entry/eject mechanism for entering an optical disk cartridge into the library a... | 11/04/1997 |
| 5633848 | Method and apparatus for cleaning an optical disk head on the basis of time accumulation An apparatus for reading information by projecting a light beam from an optical head onto an optical disk rotated by a spindle motor. The rotation time of the spindle motor is measured, and upon reaching a predetermined time, a cleaning request signal is ... | 05/27/1997 |
| 5615196 | Disk apparatus with optical head cleaning member A disk apparatus wherein a cleaning member and a shutter for cleaning and covering an optical head are actuated by the motor used to drive a head positioning member (such as a screw shaft). During a reading operation, a screw shaft is rotated by a motor i... | 03/25/1997 |
| 5499228 | Lens cleaner for a disk player A lens cleaner capable of being adapted compatibly to all optical type disk players like CD player or CD-Rom drive. The disk of the lens cleaner has an introductory recording area for recording some computer program data on the inner part of a program are... | 03/12/1996 |
| 5488596 | Cleaning device that does not engage the disc drive spindle A tool for cleaning a laser lens of an optical disc drive unit. The tool includes a rigid, round member which is constructed and arranged for insertion into the receiving area of an optical disc drive unit. The member has a central aperture that allows cl... | 01/30/1996 |
| 5486970 | Cleaning apparatus for heads of data storage disks A cleaning apparatus for cleaning a read/write head of a data storage disk. The cleaning apparatus comprises a mounting base mounted adjacent to the disk. The base includes a rachet mechanism for rotating a cleaning pad. The ratchet mechanism is activated... | 01/23/1996 |
