Ejection Mechanism Patents (Class 720/636)
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Patent number: 10262687Abstract: A disc grabbing device including a support body, a drive shaft, multiple first planetary gears, a center gear, multiple second planetary gears and a driver is provided. The support body includes a plate and a center column. When the disc grabbing device grabs the discs, the center column is located in the center holes of the discs. The drive shaft is rotatably disposed on the plate. The first planetary gears are respectively engaged with the drive shaft and connected to multiple first levers for driving the first levers to rotate. The second planetary gears are respectively engaged with the center gear and connected to multiple second levers for driving the second levers to rotate. The driver concurrently drives the drive shaft and the center gear to rotate the first planetary gears and the second planetary gears synchronically and make the first levers and the second levers rotate synchronically.Type: GrantFiled: April 23, 2018Date of Patent: April 16, 2019Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, LITE-ON TECHNOLOGY CORPORATIONInventors: Jung-Fang Chang, Cheng-Wen Huang, Ming-Chun Tsao, Chien-Shou Chen
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Patent number: 9348057Abstract: A calibration gauge, an apparatus and a method for calibrating sensors that detect wafer protrusion from a wafer cassette using the calibration gauge. The calibration gauge includes a disk having a first region which is a circular sector of central angle A1 having a constant radius R1 about a center and an integral second region of increasing radius about the center, the increasing radius increasing from R1 to R2 through a central angle A2, wherein R2 is greater than R1 and A1+A2 equals 360°.Type: GrantFiled: July 24, 2014Date of Patent: May 24, 2016Assignee: International Business Machines CorporationInventors: John J. Bandy, Graham M. Bates, Bradley M. Mahan
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Patent number: 8856812Abstract: An emergency disc ejecting device for an optical disc drive including a linkage module and a gear module is provided. The linkage module has a first linkage capable of moving along a disc loading direction and a disc ejecting direction. The gear module includes a first gear, a second gear and a pulley. The first gear is detachably connected to the first linkage. The second gear is driveably connected to the first gear and has a first contacting portion. The pulley is pivoted on the second gear and has a second contacting portion, wherein the second gear has an idle-stroking rotation relative to the pulley. When the second gear performs the idle-stroking rotation relative to the pulley, the first contacting portion moves relatively from a first side of the second contacting portion to a second side of the second contacting portion.Type: GrantFiled: November 22, 2013Date of Patent: October 7, 2014Assignee: Lite-On Technology CorporationInventors: Wu-Chen Lin, Chun-Wei Chang
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Patent number: 8250592Abstract: Provided is an optical disk apparatus in which an interlocking slider engaged with a main slider directly drive an eject lever and a boss for performing a disk chucking operation. The optical disk apparatus includes a housing having a slot to receive a disk, a main unit having a turn table to rotate the disk, the main slider configured to move in first and second directions corresponding to insertion and ejection of the disk, the eject lever configured to eject the disk inserted into the housing through the slot, and the interlocking slider.Type: GrantFiled: April 20, 2009Date of Patent: August 21, 2012Assignee: Toshiba Samsung Storage Technology Korea CorporationInventors: Cheol-woong Ahn, Un-jin Choi, Min-shik Roh, Jeong-hun Yeom, Sung-hun Lee
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Publication number: 20110225602Abstract: A disc cartridge includes upper and lower shells making up a cartridge body, and with the lower shell, a first-rectangular plate, and disc holders making up the side wall of the cartridge body provided to first-side edges of the first-rectangular plate, and also slidably supporting a disc are provided, and second-side edges which face each other are opened, with the upper shell, a second-rectangular plate, standing wall members provided to third-side edges of the second-rectangular plate, making up the front and rear faces of the cartridge body, and a dividing wall provided to fourth-side edges are provided, and with the disc holders, an disc insertion/ejection opening from the second-side edges is provided to one edge, and a push-out opening for a disc push-out member is provided to the other edge, and when the shells are combined together, the second-side edges are closed, and are opened when the shells are separated.Type: ApplicationFiled: November 16, 2010Publication date: September 15, 2011Applicant: Sony CorporationInventors: Takeshi Kubo, SunMin Kim, Nobuhiko Tsukahara, Takeharu Takasawa, Naofumi Goto
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Patent number: 8010974Abstract: A disk apparatus includes a chassis, a disk tray and a tray panel unit. The tray panel unit includes a panel main body and a spring body. The spring body has a coil part, a pair of end attachment parts and a middle attachment part. An axial direction of the coil part is aligned with a width direction of the tray panel unit. The pair of end attachment parts extends from both axial ends of the coil part, respectively. The end attachment parts are fixedly coupled to one of the panel main body and a front end part of the disk tray. The middle attachment part is provided to an axial middle portion of the coil part. The middle attachment part is fixedly coupled to the other of the panel main body and the front end part of the disk tray.Type: GrantFiled: December 24, 2008Date of Patent: August 30, 2011Assignee: Funai Electric Co., Ltd.Inventor: Hiroaki Iwaasa
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Patent number: 7966627Abstract: The present invention discloses an optical disc drive including a pickup head for reading data from a disc; a spindle motor for supporting and rotating the disc; a loading/ejecting apparatus for loading or ejecting the disc; and an emergency ejecting apparatus. The emergency ejecting apparatus includes a slider for connecting the loading/ejecting apparatus, a rack, an elastic component for connecting the slider and the rack and a rotator rotated with the movement of the slider. When a user drives the rotator and the elastic component is elastically deformed, the slider is moved in the optical disc drive to drive the loading/ejecting apparatus to eject the disc.Type: GrantFiled: October 19, 2010Date of Patent: June 21, 2011Assignee: Lite-On It CorporationInventors: Fu-Jen Yang, Chun-Hung Chen, Ming-Chao Li, Li-Feng Chen
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Patent number: 7908612Abstract: The present invention discloses an optical disc drive including a pickup head for reading data from a disc; a spindle motor for supporting and rotating the disc; a loading/ejecting apparatus for loading or ejecting the disc; and an emergency ejecting apparatus. The emergency ejecting apparatus includes a slider for connecting the loading/ejecting apparatus, a rack, and an elastic component for connecting the slider and the rack. When a user drives the slider and the elastic component is elastically deformed, the slider is moved in the optical disc drive to drive the loading/ejecting apparatus to eject the disc.Type: GrantFiled: November 20, 2007Date of Patent: March 15, 2011Assignee: Lite-On IT CorporationInventors: Fu-Jen Yang, Chun-Hung Chen, Ming-Chao Li, Li-Feng Chen
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Patent number: 7784068Abstract: A disk transport mechanism in a disk drive is connected with a transmission gear mechanism. A loading motor drives the disk transport mechanism. When the loading motor rotates forwards, an optical disk is carried by the disk transport mechanism to a chuck position. When the loading motor rotates backwards, the optical disk is moved back to an ejection position. In failure of the loading motor, an emergency pin is pushed to actuate an emergency disk ejector. A first gear wheel in the transmission gear mechanism is disengaged by the emergency disk ejector to separate the transmission gear mechanism into a disk transport mechanism side and a motor. A second gear wheel on the disk transport mechanism side is rotated to actuate the disk transport mechanism. The emergency pin is pushed repeatedly to cause the disk transport mechanism to move back the optical disk to the ejection position.Type: GrantFiled: July 5, 2007Date of Patent: August 24, 2010Assignee: TEAC CorporationInventor: Shinichi Fujisawa
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Patent number: 7676819Abstract: A recording medium driving device which records information in or reproduces information from the recording medium, includes a device body in which a recording medium is inserted and from which the recording medium is removed, a conveying mechanism that conveys the recording medium in a loading direction and an eject direction, a mounting section on which the recording medium is mounted, a conveyance arm that moves according to movement of the recording medium in the loading direction and the eject direction and conveys the recording medium, and a driving mechanism that has a driving source for imparting a driving force for moving the conveyance arm. The conveyance arm includes a contact section that brought into contact with the recording medium and an urging member that urges the contact section in the eject direction of the recording medium.Type: GrantFiled: November 2, 2006Date of Patent: March 9, 2010Assignee: Sony CorporationInventors: Hideaki Tsutsumi, Kiyoshi Omori, Shigeru Tamura, Manabu Obata, Yoichiro Mitsumoto
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Publication number: 20090328083Abstract: A method for managing a storage system comprises ejecting a first drive in the storage system having a plurality of drives, in response to determining a fault associated with the first drive, wherein the ejecting takes place in response to a command issued by a management tool utilized for determining the fault associated with the plurality of drives in the storage system.Type: ApplicationFiled: June 30, 2008Publication date: December 31, 2009Inventors: Matthew Bogner, Sumant Padbidri
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Patent number: 7536701Abstract: A cartridge carrier has a base with a recessed plate, a top surface, and a bottom surface. An locking ejection mechanism is coupled to the base. A guide may be coupled to the top surface of the base to receive the cartridge and an interposer board may be coupled to the guide.Type: GrantFiled: October 13, 2004Date of Patent: May 19, 2009Assignee: Certance LLCInventors: Patrick Henry McCormack, John A. Hamming
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Patent number: 7512819Abstract: According to one embodiment, an information processing apparatus includes a main body, a disc drive unit drives a removable medium, a first switch and a second switch which are provided on the main body, a unit which powers on the main body in response to an operation of one of the first switch and the second switch, a unit which determines whether a factor of the power-on of the main body is the operation of the first switch or the operation of the second switch, and a unit which executes a process for booting up an operating system if the factor of the power-on is the operation of the first switch, and executes a process for sending an eject command to the disc drive unit to eject the removable medium and then powering off the main body if the factor of the power-on is the operation of the second switch.Type: GrantFiled: January 26, 2006Date of Patent: March 31, 2009Assignee: Kabushiki Kaisha ToshibaInventor: Keiichi Uehara
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Patent number: 7496934Abstract: The present invention provides lock release means that allows spring constant of the lock release means to be set to any desired value without regard to a material used for a cartridge holder. A disk recording and/or reproducing apparatus includes: recording and/or reproducing means disposed in a chassis; a cartridge holder supported on the chassis movably between an insertion and withdrawal position, at which a disk cartridge is inserted or removed, and a recording and reproducing position, at which the disk cartridge is recorded or reproduced by the recording and/or reproducing means; an eject lever disposed on an upper surface of the chassis so as to be movable in a disk cartridge insertion and withdrawal direction; eject lever lock means disposed on the upper surface of the chassis; and lock release means mounted on the cartridge holder such that a leading end side of the lock release means advances into the cartridge holder from an upper surface of the cartridge holder.Type: GrantFiled: April 18, 2005Date of Patent: February 24, 2009Assignee: Sony CorporationInventors: Mikinori Matsuda, Kazuhito Kurita, Toru Morikawa, Takahiro Yamada
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Patent number: 7418722Abstract: An electrical system comprises a module (3), an immovable element (2) defining a space for receiving the module and an ejecting mechanism assembled between the immovable element and the module. The ejecting mechanism comprises a guiding frame (6), a groove frame (5) and a first spring element (7) for urging the module to withdraw out of the immovable element. The guiding frame comprises a swing element (63) being rotatable around a pivot pin thereof and a second spring element (62) attached to the swing element. The swing element defines a guiding pin and a balance line. The groove frame defines a continuous groove for guiding the guiding pin. The second spring clement can prevent the guiding pin from being moved along a direction opposite to a predetermined direction.Type: GrantFiled: December 28, 2004Date of Patent: August 26, 2008Assignee: Hon Hai Precision Ind. Co., Ltd.Inventor: Guo Jiun Shiu
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Patent number: 7325242Abstract: It is an object of the present invention to provide a disk apparatus having a function of externally the forcible unloading manipulation of an optical disk, and for enabling the forcible unloading manipulation only on the basis of clear recognition that a user intentionally performed the unloading of the optical disk, the disk apparatus enforcing such recognition. In the disk apparatus for loading and driving an optical disk, and for recording or reproduction of data on the optical disk, the disk apparatus comprises first release means and second release means for a mechanism for unloading a loaded optical disk to be manipulated externally, wherein manipulation of the second release means forcibly unloads the loaded optical disk by manipulation of the first release means.Type: GrantFiled: April 1, 2004Date of Patent: January 29, 2008Assignee: Teac CorporationInventor: Kazuo Yokota
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Patent number: 7310805Abstract: An emergent disc-ejection device applied in a disc player having a bottom casing and a disc accessing body is provided. The bottom casing has a via hole, while the disc accessing body is disposed on the bottom casing. The emergent disc-ejection device includes a tray, an active element and a connecting rod. The tray carries a disc to enter and leave the disc accessing body. The active element is coupled to the tray for carrying the tray to be ejected from the disc accessing body. The connecting rod and the disc accessing body are connected via a pin joint. By inserting a probe into the via hole along a first direction to provide an applying force to the force receiving portion, the force applying portion will push the active element along a second direction, enabling the active element to carry the tray to be ejected from the disc accessing body.Type: GrantFiled: February 1, 2005Date of Patent: December 18, 2007Assignee: Lite-On It CorporationInventor: Cheng-Fu Lee
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Patent number: 7180840Abstract: A method for checking a disk loading status in an optical disk driver including the steps of: discriminating a loading status of an optical disk during multiple loading stages of the disk; transmitting information to a host connected through an interface to the optical disk driver in case that the disk has been jammed based upon the discrimination; and performing a disk-ejection operation according to a disk ejection command received from the host, wherein in the step of discriminating the loading status of an optical disk during multiple loading stages of the disk, a loading status of an optical disk is discriminated on the basis of sensing signals respectively outputted from a plurality of optical sensor for sensing a size of the optical disk and from a loading switch for sensing whether the optical disk has been clamped.Type: GrantFiled: September 14, 2000Date of Patent: February 20, 2007Assignee: LG Electronics Inc.Inventor: Mi Young Kim
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Patent number: 7178154Abstract: A drive for storage disc which permits a convenient means of loading and unloading the storage disc. The drive includes a loading device for transport of a storage disc into the drive, the loading device including a carrier for accommodating the storage disc. In a loading position, the carrier remains generally in the drive and, in the direction of an insertion opening of the drive, includes an opening for insertion of the storage disc.Type: GrantFiled: August 16, 2002Date of Patent: February 13, 2007Assignee: Robert Bosch GmbHInventors: Volker Becker, Lothar Vogt
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Patent number: 7127727Abstract: An optical disk drive includes a main body and a tray. A tray locking mechanism includes a base fixed to the tray, a locking device installed on the base for combining with or separating from a stop pin of the main body, a transmission device installed on the base for driving the locking device, and a control device installed on the base for stopping the transmission device. When the locking device combines with the stop pin of the main body, the tray can be locked to the main body, and when the transmission device drives the locking device to be separated from the stop pin of the main body, the tray can eject from the main body and the control device can stop the transmission device from rotating.Type: GrantFiled: June 7, 2004Date of Patent: October 24, 2006Assignee: Lite-On It CorporationInventors: Cheng-Chung Hsu, In-Shuen Lee, Jui-Nan Chuang
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Patent number: 7100174Abstract: A CD drive includes an upper cover, a disk tray, a clamp, a push piece, and a guiding rod. The upper cover includes a guiding track and the disk tray is installed below the upper cover in a slidable manner. Additionally, the clamp is installed on the upper cover in a moveable manner, while the push piece is installed on the disk tray. The guiding rod has a first end fixed on the push piece, and a second end slidably installed in the guiding track. When the disk tray slides in or slides out of the upper cover, the guiding rod will slide along the guiding track and move the push piece to push the clamp upward so as to prevent the clamp from scraping an optical disk.Type: GrantFiled: November 28, 2003Date of Patent: August 29, 2006Assignee: BenQ CorporationInventors: Chien-An Su, Nan-Ching Lee
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Patent number: 7003785Abstract: A recording medium driving device includes a loading unit with a disc loaded on it, a head movement mechanism for moving the recording head toward and away from the disc, an ejection mechanism for ejecting a loaded disc, a driving gear rotated by a drive motor, a joint lever moved by the driving gear rotating in one direction to operate the ejection lever, and a driving lever driven by the driving gear rotating in a reverse direction to operate the head movement mechanism.Type: GrantFiled: October 27, 2004Date of Patent: February 21, 2006Assignee: Sony CorporationInventors: Tokio Kanada, Mikinori Matsuda