Patents Issued in July 24, 2007
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Patent number: 7246866Abstract: A drawer stop device having a dual-sided mounting portion and an interchangeably mountable roller element is used for both left and right-sided mounting for performing a bump-stop function on a sliding cabinet drawer. The mounting portion has a Z-shape or 3-flanged shape, including a first, horizontal flange provided with a row of mounting holes therein, a second, vertical flange perpendicular to the first horizontal flange and provided with another row of mounting holes therein, and a third, horizontal flange perpendicular to the second and extending in an opposite horizontal direction from the first and provided with a pair of roller mounting holes on opposite ends thereof. The interchangeable roller element is mounted by a spindle and cap nut assembly to one or the other mounting hole, depending on which handed side of the drawer the device is being mounted to.Type: GrantFiled: April 29, 2003Date of Patent: July 24, 2007Inventor: Shalom Mizrahi
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Patent number: 7246867Abstract: An ink jet recording apparatus includes: a black print head that discharges black ink; a color print head that discharges color ink having a higher permeability with a recording paper sheet than the black ink; and a determining unit that detects, based on input data, a black image region in which recording is performed with the black ink and a color image region in which recording is performed with the color ink, and, based on the detection result, determines whether the black ink or the color ink is first applied onto the recording paper sheet. In this ink jet recording apparatus, each of the black print head and the color print head has nozzles divided into several sets, and a multi-path recording operation is performed by scanning each recording region several times with the sets of nozzles.Type: GrantFiled: September 9, 2004Date of Patent: July 24, 2007Assignee: Fuji Xerox Co., Ltd.Inventor: Fumihiko Ogasawara
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Patent number: 7246868Abstract: A method of printing uses an image processor to convert a stored image from a first tri-color space to a second tri-color space. Resultant transformation values are read from lookup tables for each color component of the stored image pixels and a single cycle interpolator unit performs linear interpolation to generate a single color component in the second tri-color space in 14 cycles. In one example, the L*a*b* color space is converted to CMY color space. In another example, the RGB form is converted to the L*a*b* form and two extra L* components for use in sharpening a converted image.Type: GrantFiled: December 27, 2004Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventor: Simon Robert Walmsley
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Patent number: 7246869Abstract: The method of the present invention generates print data to be supplied to a printing module, which ejects ink to form dots on a printing medium. This method includes a dot data generation step of generating dot data, which represent a dot formation in respective pixels, according to pixel values of given video data with regard to the respective pixels. The dot data generation step includes the step of generating the dot data, such that a dot formation with respect to at least part of the pixel values in a pixel belonging to an end area located on an end of the printing medium is different from the dot formation in a pixel belonging to a middle area located in a middle of the printing medium, so as to prevent adhesion of ink to the printing module.Type: GrantFiled: July 2, 2004Date of Patent: July 24, 2007Assignee: Seiko Epson CorporationInventors: Kentaro Tanaka, Yukimitsu Fujimori, Toshiaki Kakutani
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Patent number: 7246870Abstract: To provide a liquid droplet ejection method which can detect abnormality of a nozzle, an ejection head including a plurality of nozzles has, for the respective nozzles, a camera unit that images from the inside of a nozzle to its peripheral portion. A captured image processing unit converts the captured image into an image which can recognize at least one of a state of a meniscus inside the nozzle, the shape of a nozzle opening and states of surface films formed inside and outside the nozzle, and sends the converted image to a comparison determination unit. The comparison determination unit compares the converted image with a reference image which is previously stored in a determination condition storing unit. As a result, for an objective nozzle, the quality (nozzle abnormality) of ejection performance is determined.Type: GrantFiled: November 2, 2004Date of Patent: July 24, 2007Assignee: Seiko Epson CorporationInventor: Yutaka Takano
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Patent number: 7246871Abstract: Micromechanical pagewidth printheads include a very large number of separately addressable thermal ink ejection actuators. Failure, or degraded performance, of actuators typically leads to white lines occurring down printed media. A method for addressing this problem is described. The method involves monitoring for degraded actuator performance and in response altering the dot size associated with properly functioning actuators neighboring the failed actuator. Typically the dot size is increased to 50% of the standard size by increasing the duration of heating current pulses to the neighboring actuators. Although the method is particularly described in the context of thermal micromechanical printheads it is also applicable to piezoelectric and optical printers.Type: GrantFiled: November 22, 2004Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventor: Kia Silverbrook
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Patent number: 7246872Abstract: An automatic maintenance-performing method to determine whether a first and a second power supply are operational, and performing a periodic maintenance operation at a predetermined time by supplying an electric power to the second power supply when the first power supply is in an ‘on’ state and the second power supply is in an ‘off’ state, and at the predetermined period without supplying the electric power to the second power supply when both the first and second power supplies are in the ‘on’ state, as a result of the decision.Type: GrantFiled: December 11, 2003Date of Patent: July 24, 2007Assignee: Samsung Electronics Co., Ltd.Inventor: Bong-wook Park
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Patent number: 7246873Abstract: A recording head has a channel forming member and an element substrate. A discharge port through which liquid is discharged is formed in the channel forming member. An energy generating element for discharging the liquid is formed in the substrate. A gap forming member is arranged above the channel forming member. A moisture retention liquid retention portion which retains moisture in the vicinity of the discharge port is formed between the gap forming member and the channel forming member so as to be opened toward the discharge port side. Even if the state in which the liquid is not discharged continues, the liquid in the discharge port can be prevented from drying with the recording head having the above configuration.Type: GrantFiled: August 12, 2005Date of Patent: July 24, 2007Assignee: Canon Kabushiki KaishaInventor: Ken Tsuchii
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Patent number: 7246874Abstract: The present invention provides a maintenance device which can suction ink in a short period of time and with a small amount of consumed ink. The maintenance device has a plurality of capping portions disposed so as to face a plurality of unit heads which can discharge liquid drops onto a recording medium; a plurality of small chambers communicating with the plurality of capping portions, respectively; a suction portion suctioning interiors of the small chambers; and a plurality of valve mechanisms independently controlling airtight states of the interiors of the small chambers. The present invention also provides a recording device equipped with this maintenance device.Type: GrantFiled: July 16, 2004Date of Patent: July 24, 2007Assignee: Fuji Xerox Co., Ltd.Inventors: Susumu Hirakata, Yoshihira Rai, Nobuhiro Katsuta, Hiroaki Satoh
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Patent number: 7246875Abstract: A protector is provided for a capping facility for a printhead. The protector comprises a covering member which is arranged to engage with the capping facility during intervals when the capping facility is not engaged with the printhead, whereby the capping facility is protected against loss of moisture and/or ingress of contaminating material. In one of its possible forms, the protector is provided for a capping facility in the form of a capping mechanism for a printhead having a plurality of ink-delivery nozzles.Type: GrantFiled: December 6, 2004Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventors: Norman Michael Berry, Akira Nakazawa, Kia Silverbrook
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Patent number: 7246876Abstract: An inkjet printhead with a plurality of nozzles, a bubble forming chamber corresponding to each of the nozzles respectively, the bubble forming chambers adapted to contain ejectable liquid, a heater element positioned in each of the bubble forming chambers respectively for heating the ejectable liquid to form a gas bubble that causes the ejection of a drop of the ejectable liquid from the nozzle; and, a print engine controller for controlling the operation of the heater elements; wherein during use, the print engine controller heats the ejectable liquid with the heater element to lower its viscosity prior to a print job; and during printing, the print engine controller ensures that the time interval between successive actuations of each of the heater elements is less than a predetermined time in which the viscosity of the ejectable liquid in the increases to a threshold.Type: GrantFiled: April 4, 2005Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventors: Kia Silverbrook, Simon Robert Walmsley, Angus John North, Gregory John McAvoy
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Patent number: 7246877Abstract: An ink jet printing apparatus including an ink jet head including an ink ejecting portion and an ejection-energy generating portion operable to eject ink droplets from the ink ejecting portion, a purging device operable to discharge the ink from the ink ejecting portion, without an operation of the ejection-energy generating portion, for thereby performing a purging operation to improve an ink ejecting state of the ink jet head, and a controller operable to control the purging device for performing the purging operation, and to control the ejection-energy generating portion for performing a flushing operation to discharge the ink from the ink ejecting portion to improve the ink ejecting state. The controller includes a flushing control portion operable to control the ejection-energy generating portion such that ink ejecting actions in the flushing operation are performed in a plurality of intermittent cycles, with a non-ejection pause being inserted between two successive ones of the intermittent cycles.Type: GrantFiled: April 6, 2004Date of Patent: July 24, 2007Assignee: Brother Kogyo Kabushiki KaishaInventor: Tatsuya Shindo
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Patent number: 7246878Abstract: A method of generating ejection pattern data for a plurality of nozzles for use in selectively ejecting functional liquid droplets from the nozzles is to draw on ore more one chip-forming area on a workpiece. The method includes a pixel-setting step of setting pixel information concerning an array of pixels in the chip-forming areas, a chip-setting step of setting chip information concerning an array of the chip-forming areas on the workpiece, a nozzle-setting step of setting nozzle information concerning an array of the nozzles, and a data-generating step of generating the ejection pattern data for the nozzles from the pixel information, the chip information, and the nozzle information, based on a positional relationship between the workpiece and the functional liquid droplet ejection head. The ejection pattern data are easily and quickly generated for the nozzles arranged in an array in the plurality of functional liquid droplet ejection heads.Type: GrantFiled: January 27, 2005Date of Patent: July 24, 2007Assignee: Seiko Epson CorporationInventors: Masahiko Ogawa, Tsuyoshi Kato
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Patent number: 7246879Abstract: A pagewidth printhead assembly is provided comprising an elongate support beam, an elongate shell at least partially enclosing and restraining the support beam and printhead integrated circuits mounted to the support beam so as to be substantially aligned with one another along the pagewidth. The shell has an effective coefficient of thermal expansion substantially equal to that of the printhead integrated circuits.Type: GrantFiled: June 6, 2005Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventor: Kia Silverbrook
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Patent number: 7246880Abstract: Embodiments of the present invention are directed to a method of processing document image data for printing. The method comprises rasterizing all objects in the document image data into a bitmap format including designating black portions of the objects as composite black pixels. Color objects are identified in the document image data that contain color or are adjacent to color. All composite black pixel designations in the identified color objects are maintained as composite black pixel designations without substitution to true black pixel designations. Print data is generated in which the composite black pixel designations will be half-tone printed on a print medium as a portion of composite black ink and a portion of true black ink.Type: GrantFiled: January 26, 2005Date of Patent: July 24, 2007Assignee: Hewlett-Packard Development Company, L.P.Inventors: George C Ross, Jason M. Quintana
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Patent number: 7246881Abstract: A printhead assembly for a wide format inkjet printer includes an elongate support structure that spans a print media feed path. An ink supply assembly is mounted on the support structure and extends a length of the support structure. A plurality of printhead modules is mounted along the support structure, in an end-to-end manner, and in fluid communication with the ink supply assembly. Each printhead module incorporates an elongate printhead chip. The printhead modules are positioned on the support structure so that the printhead chips are capable of carrying out a printing operation on print media passing along the print media feed path. A plurality of print control arrangements is mounted on the support structure.Type: GrantFiled: August 9, 2004Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventor: Kia Silverbrook
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Patent number: 7246882Abstract: An ink jet type printing apparatus in which an ink supply needle is located near one side in a direction perpendicular to the reciprocated directions of a carriage, a circuit board is mounted on a wall of an ink cartridge in the vicinity of the side on which an ink supply port is formed and plural contacts for connecting to external control means are formed on the exposed surface of the circuit board.Type: GrantFiled: January 30, 2006Date of Patent: July 24, 2007Assignee: Seiko Epson CorporationInventors: Satoshi Shinada, Fujio Akahane, Minoru Usui, Takao Kobayashi, Makato Matsuzaki
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Patent number: 7246883Abstract: A printhead chip for an inkjet printhead includes a plurality of nozzle arrangements (100) positioned on a substrate (32). Each nozzle arrangement includes a chamber structure defining a nozzle chamber (106) that receives ink. An ink ejecting member (140) positioned in the nozzle chamber is displaceable in the nozzle chamber to eject ink from the nozzle chamber. Each nozzle actuator (148) is positioned on the substrate, the actuator having a working portion (156) displaceable with respect to the substrate when the actuator receives a driving signal. A sealing structure (130) is positioned on the substrate between the actuator and the ink-ejecting member inhibiting ink flow between the ink ejecting member and the actuator. A motion transmitting structure (122) pivotally bridges the sealing structure and interconnects the working portion (156) of the actuator and the ink-ejecting member (140) to transmit displacement of the working portion relative to the substrate to the ink ejecting member.Type: GrantFiled: June 13, 2002Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventor: Kia Silverbrook
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Patent number: 7246884Abstract: An inkjet printhead is provided having a plurality of ink ejection nozzles. Each nozzle has a substrate incorporating circuitry for supplying an electrical current and a channel for supplying ink, a chamber on the substrate in fluid communication with the channel, an aperture in fluid communication with the chamber, a micro-electromechanical actuator on the substrate electrically connected to the circuitry to be displaced on receipt of the electrical current thereby ejecting ink from the aperture, and an enclosure on the substrate enclosing the micro-electromechanical actuator.Type: GrantFiled: May 30, 2006Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventor: Kia Silverbrook
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Patent number: 7246885Abstract: An inkjet printhead that has an array of ejection devices, each device having a chamber for holding a liquid, an inlet to the chamber in fluid communication with a supply of the liquid, a heater for heating the liquid to form a vapor bubble, and a nozzle through which a drop of the liquid is ejected in response to the vapor bubble formed by the heater. During use, the drop of liquid ejected from the nozzle is replaced with an equivalent volume of the liquid drawn through the inlet, the drop having a heat energy that differs from the heat energy of the equivalent volume drawn through the inlet. The difference in heat energy being substantially equal to the heat energy added to the liquid in the chamber by the heater when forming the vapor bubble. After the vapor bubble collapses and before the heater subsequently activates, the temperature of the liquid is at least 10 degrees Celsius below its boiling point in order to avoid any inadvertent boiling.Type: GrantFiled: August 18, 2006Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventor: Kia Silverbrook
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Patent number: 7246886Abstract: There is disclosed an ink jet printhead which comprises a plurality of nozzles and one or more heater elements 10 corresponding to each nozzle. Each heater element 10 is configured to heat a bubble forming liquid 11 in the printhead to a temperature above its boiling point to form a gas bubble 12 therein. The generation of the bubble causes the ejection of a drop of an ejectable liquid (such as ink) through an ejection aperture in each nozzle, to effect printing. In each nozzle, the distance between the heater element and the ejection aperture is less than 50 microns. This configuration of printhead reduces the mass of ink moved in order to eject an ink drop, and provides for a relatively high efficiency of operation.Type: GrantFiled: December 8, 2003Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventor: Kia Silverbrook
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Patent number: 7246887Abstract: A driver IC (60) for a printhead includes a first set of data side input/output pads (62) and a second set of data side input/output pads (63). The driver IC further includes circuitry (100) that can select that data is to be input at the first set of pads and output at the second set of pads.Type: GrantFiled: December 15, 2004Date of Patent: July 24, 2007Assignee: Eastman Kodak CompanyInventors: Shawn E. O'Hara, Robert P. Dutt, Denis P. Reilly
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Patent number: 7246888Abstract: A liquid jetting head includes a nozzle plate, a liquid passage plate and a sealing plate. The nozzle plate is provided with a plurality of nozzle orifices. The liquid passage plate has a first face and a second face which are opposite to each other. The liquid passage plate is provided with a plurality of grooves which are arranged in a first direction perpendicular to a longitudinal direction of the groove on the first face, each groove having a communication port which passes through from the first face to the second face. The sealing plate for sealing opening faces of the grooves. The sealing plate is jointed to the first face so that a plurality of pressure generating chambers are formed. The nozzle plate is jointed to the second face such that the communication holes are communicated with the nozzle orifices respectively.Type: GrantFiled: December 27, 2002Date of Patent: July 24, 2007Assignee: Seiko Epson CorporationInventors: Fujio Akahane, Ryoji Uesugi
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Patent number: 7246889Abstract: An inkjet printing head including: a common ink chamber having an outlet; and an individual ink flow path having a pressure chamber and leads ink from the outlet of the common ink chamber to a nozzle through the pressure chamber, wherein the common ink chamber and the individual ink flow path are formed of a plurality of thin plate members having holes formed thereon, the thin plate members being laminated and fixed onto one another by metal-metal junction, and wherein sectional area of the common ink chamber along a planar direction of the thin plate members is configured to be smaller at an end portion where the outlet is provided than at a central portion in a direction of thickness of the plurality of thin plate members.Type: GrantFiled: June 24, 2004Date of Patent: July 24, 2007Assignee: Brother Kogyo Kabushiki KaishaInventors: Hideki Kanada, Hikoharu Aoki, Atsuo Sakaida, Kazuo Kobayashi, Yoshihumi Suzuki
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Patent number: 7246890Abstract: When an refresh ink droplet ejected from a nozzle and deflected by an inclined electric field impinges on a orifice electrode/ink receiving member, electric charge is discharged from the refresh ink droplet, thereby an electric current is generated. A current-voltage converter/amplifier detects the electric current and outputs a detection signal. A defective-condition determining circuit determines an ejection condition of a nozzle element based on voltage value of the detection signal.Type: GrantFiled: March 25, 2004Date of Patent: July 24, 2007Assignee: Ricoh Printing Systems, Ltd.Inventors: Takahiro Yamada, Shinya Kobayashi, Hitoshi Kida, Kunio Satou
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Patent number: 7246891Abstract: The ink cartridge comprises a cartridge body with an ink chamber. On one side of the cartridge body is provided an ink supply port, and an air channel is positioned on the opposite side. The ink chamber is composed of a main chamber and a communicating sub-chamber, and ink-out inspection prism being provided close to the communicating portion. A check valve through which the sub-chamber is communicated with the ink supply port is provided sideways between the sidewalls adjacent to the ink supply port. In this invention, the nominal volume of each ink cartridge is increased, and there is no such problem that a certain amount of ink continues to be fed after the ink-out indicative signal being sent out in case of no porous material. Further, the technical solution of the sideways-provided check valve improves the manufacturability and the ink supply stability.Type: GrantFiled: October 15, 2002Date of Patent: July 24, 2007Assignee: Print-Rite Unicorn Image Products, Co., Ltd.Inventors: Xiao Qingguo, Li Yu
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Patent number: 7246892Abstract: An improved inkjet printer ink cartridge is provided having a print head unit and a housing. The print head unit has a head chip in which a nozzle hole is formed to fire ink onto paper, and a flexible circuit board for transceiving signals with a printer system. The housing has a receiving part at the bottom thereof to receive the print head unit, and an ink chamber disposed therein, the receiving part having an ink feed hole including a dam on its circumference, and a secondary dam of the same height as the dam. Accordingly, when attaching the print head unit into the housing print head receiving part, the print head unit is prevented from being slanted. Further, problems from heat stress when an adhesive is heat cured, such as a membrane crack, or a circuit wire or conductive path breaking, are minimized.Type: GrantFiled: January 20, 2004Date of Patent: July 24, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Sik-Sun Choi, Jae-Cheol Lee
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Patent number: 7246894Abstract: An ink cartridge includes an ink chamber, and a translucent portion configured to be in fluid communication with the ink chamber. The translucent portion has an inner space formed therein, and the translucent portion includes a first wall, a second wall opposite the first wall, and a third wall connected to each of the first wall and the second wall. The ink cartridge also includes a signal blocking member disposed within the inner space of the translucent portion between the first wall and the second wall, and a translucent portion rib disposed within the inner space of the translucent portion between the first wall and the second wall. Moreover, the translucent portion rib extends a from the third wall, and a first distance between the translucent portion rib and the first wall is less than a second distance between the signal blocking member and the first wall.Type: GrantFiled: September 29, 2006Date of Patent: July 24, 2007Assignee: Brother Kogyo Kabushiki KaishaInventors: Shingo Hattori, Tomohiro Kanbe
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Patent number: 7246895Abstract: A melt assembly that includes a drip plate; and a self regulating heating device thermally connected to the drip plate, wherein the heating device is a positive temperature coefficient material (PTC material). Also, a drip plate having an open interior into which a heating device may be inserted or molded.Type: GrantFiled: May 19, 2006Date of Patent: July 24, 2007Assignee: Xerox CorporationInventors: Brent R. Jones, Wangxi Fu
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Patent number: 7246896Abstract: Systems and methods for providing smudge resistant and durable ink-jet images are provided. Specifically, a system for printing durable ink-jet ink images can comprise a first printhead containing a fixer composition including a charged fixer component, wherein the first printhead is configured for ink-jet printing the fixer composition on a substrate. The system can further comprise a second printhead containing an ink-jet ink, wherein the second printhead is configured for ink-jet printing the ink-jet ink composition over the fixer composition. The ink-jet ink can also include a colorant carrying an opposite charge with respect to the charged fixer component. A third printhead containing a polymer overcoat composition can also be present, and can be configured for ink-jet printing the polymer overcoat composition over ink-jet ink composition. The polymer of the polymer overcoat composition can also carry an opposite charge with respect to the charged fixer component.Type: GrantFiled: April 12, 2004Date of Patent: July 24, 2007Assignee: Hewlett-Packard Development Company L.P.Inventors: Ronald A. Askeland, Kai-Kong Iu, Dennis P. Parazak, Rodney Stramel
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Patent number: 7246897Abstract: A media cartridge for supplying a roll print media to a printhead via a drive roller assembly, wherein at least one of the rollers in the assembly is sized and positioned so that the media wraps around its surface to remove residual curl in the media caused by storage in a roll. Providing the media in a roll allows the cartridge to be small and compact. However, the curl imparted to the media from being stored as a roll can interfere with printing when the media substrate passes the printhead. Using a de-curling roller within the drive rollers can straighten the media enough for flat engagement with the platen opposite the printhead.Type: GrantFiled: April 26, 2004Date of Patent: July 24, 2007Assignee: Silverbrook Research Pty LtdInventor: Kia Silverbrook
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Patent number: 7246898Abstract: The present invention is a recording method for recording by ejecting liquid onto a medium. The medium is carried in a carrying direction, the medium carried is supported by a protruding section of a support member having a recessed section and the protruding section, and liquid is ejected from nozzles in opposition to the recessed section and the protruding section. Also, with the recording method of the present invention, when recording to a front end in the carrying direction of the medium, the medium is carried to position the front end between the recessed section and nozzles in opposition to the recessed section, and liquid is ejected from nozzles in opposition to the recessed section and nozzles in opposition to the protruding section. This recording method allows recording to be performed quickly and without making peripheral areas dirty when recording to the front end of a medium without creating margins.Type: GrantFiled: August 17, 2006Date of Patent: July 24, 2007Assignee: Seiko Epson CorporationInventor: Hirokazu Nunokawa
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Patent number: 7246899Abstract: A detachable shelter frame for mounting in front of a primary spectacles frame which includes a frame body mounting two lenses in position, wherein the detachable shelter frame includes two auxiliary lenses, a shelter bridge, and two resilient mounting devices. The resilient mounting devices are spacedly provided at the shelter frame for detachably mounting the shelter frame in front of the primary spectacles frame, wherein each of the resilient mounting devices includes a resilient arm extended from the shelter bridge and an engaging member. The engaging member is extended from the resilient arm for pressing against the rear surface of the respective lens of the primary spectacles frame in such a manner that the two resilient arms substantially pull the two engaging members towards the primary spectacles frame for mounting the shelter frame in front of the primary spectacles frame.Type: GrantFiled: October 6, 2005Date of Patent: July 24, 2007Inventor: Yiling Xie
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Patent number: 7246900Abstract: An endpiece (E) is composed by disposing a pair of elastic inner and outer wiring or plating parts in juxtaposition. An outer part external member (1) is adopted to keep a shape and structure of the endpiece (E) intact and reinforced. The inner part is a buffer piece (2) doubled back into a hairpin shape and has at least a first bending portion (21) of convex shape and a second bending portion (22) of concave shape. When a temple (T) is unfolded to excess, the first and second bending portions (21) and (22) flexibly bend towards a direction to which those portions expand so as to counterbalance stress to which the external member (1) is subjected.Type: GrantFiled: November 7, 2005Date of Patent: July 24, 2007Assignee: Try-Angle Co., Ltd.Inventor: Shigeyuki Fujimoto
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Patent number: 7246901Abstract: A frame assembly for eyeglasses is provided wherein the overall width of the eyeglass frame is adjustable by utilizing a telescoping brow bar. The upper frame member or brow bar is formed to include either a pair of telescoping or indexed joints allowing the length of the brow bar to be adjusted thereby placing the hinge points and temple bars further apart from one another. The adjustable length of the brow bar provides excellent adjustability of the overall width of the eyeglass frame in simple mechanical construction. Further, in a unique method of forming the adjustable brow bar assembly a central portion may be formed in a first molding step and an adjustable hinge section is then molded directly over the central portion in a second molding step. The present invention utilizes in-mold-assembly techniques to reduce the assembly steps required to form such an adjustable brow bar assembly while further resulting in an eyeglass frame that has increased adjustability and utility.Type: GrantFiled: May 31, 2005Date of Patent: July 24, 2007Assignee: Bacou - Dalloz Eye & Face Protection, Inc.Inventors: Raymond Curci, Laurent Froissard, Gregor Mittersinker, Michael J. Jobin
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Patent number: 7246902Abstract: The present invention includes systems and methods for improving vision by reshaping the cornea of an eye. The systems and methods include two or more contact lenses configured to be at least temporarily worn on the cornea at the same time, and to exert force on the cornea to change its shape. After the shape of the cornea has been appropriately changed, a contact lens with the appropriate configuration may be worn as needed to maintain the new shape of the cornea.Type: GrantFiled: February 25, 2005Date of Patent: July 24, 2007Assignee: Paragon Vision Sciences, Inc.Inventor: William E. Meyers
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Patent number: 7246903Abstract: The invention provides tinted contact lenses that include a limbal ring that serves to enhance the definition of the wearer's iris resulting in the iris appearing larger to viewer's of the lens wearer. The lens also incorporates a plurality of tapered spokes that overlie a portion or all of the of the wearer's iris. The lenses of the invention may be used as cosmetic lenses for enhancing or altering an individual's iris.Type: GrantFiled: August 19, 2004Date of Patent: July 24, 2007Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Jack W. Bowers, Jerry Dukes, Karin D. McCarthy, Angie Bowers
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Patent number: 7246904Abstract: A line-of-sight detection method in an imaging system which includes a camera for photographing a face and right and left eyes and a light source for irradiating the right and left eyes with infrared rays, said line-of-sight detection method comprising: obtaining a center point of a pupil of at least one of the right and left eyes; obtaining a center point of a cornea spherical surface of said at least one of the right and left eyes; and obtaining a direction of a vector headed from said center point of said cornea spherical surface to said center point of said pupil, wherein a data based on a morphological information is used in obtaining said center point of said pupil.Type: GrantFiled: March 11, 2005Date of Patent: July 24, 2007Assignee: Honda Motor Co., Ltd.Inventors: Dotan Knaan, Jeremy Yermiyahu Kaminski, Adi Shavit, Dana Shavit, Kazufumi Suzuki, Norio Ichihashi, Akio Takahashi, Akihito Kimata
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Patent number: 7246905Abstract: An apparatus (10, 10?) for detecting the surface topography of a cornea (24) of an eye (22) by dynamic or static projection of a pattern onto the surface of the cornea and detection of the pattern reflected by the cornea, providing preferably simultaneous detection of at least one optical property of a layer disposed beneath the cornea.Type: GrantFiled: July 18, 2003Date of Patent: July 24, 2007Inventors: Jean Benedikt, Thomas K. Bende, Adolf F. Fercher
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Patent number: 7246906Abstract: The low-order aberration leading to better visual acuity is calculated from the results of measurement of an eye characteristic by an eye characteristic measuring instrument that can measure up to the high-order aberration, and data on a correction factor is collected, thereby obtaining a result more approximate to the subjective value. According to at least measurement data representing the wave aberration of the eye being examined (S401, S403), an image data creating unit creates optotype retina image data by conducting simulation of the visual acuity of an optotype (S405), considering the correction factor for refraction correction. A correction factor setting unit sets a correction factor to be given to the image data creating unit (S417). A judging unit judges from the correction opotype retina image data corrected by the correction factor whether or not an adequate correction factor is set (S407 to S421).Type: GrantFiled: September 10, 2003Date of Patent: July 24, 2007Assignee: Kabushiki Kaisha TopconInventors: Toshifumi Mihashi, Yoko Hirohara
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Patent number: 7246907Abstract: A compact, light projection type image display apparatus based on reflection image display devices which provide high brightness without contrast deterioration caused by light leakage associated with black image display. The apparatus uses, as polarizers/analyzers for reflection image display devices, reflection polarizing plates which function as polarizing plates by their grating function only in a specific direction. In each light path, the reflection polarizing plate is located just before/after the reflection image display device.Type: GrantFiled: July 21, 2006Date of Patent: July 24, 2007Assignee: Hitachi, Ltd.Inventors: Taro Imahase, Satoshi Ouchi, Tsutomu Nakashima
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Patent number: 7246908Abstract: A projection device is provided. In one embodiment, the projection device may include an optical system mounted within the projection device and having an optical system axis substantially parallel to the optical system. The projection device further may include a combination control operatively coupled to the optical system and having a control axis that is non-parallel to the optical system axis.Type: GrantFiled: May 13, 2005Date of Patent: July 24, 2007Assignee: Infocus CorporationInventors: Phillip H. Salvatori, Danny Han, Robert Gainer
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Patent number: 7246909Abstract: In a method for the production of a facetted mirror 24 having a plurality of mirror facets 12 and 12?, which have mirror surfaces 15 and are fitted into reception bores 22, 22? of a support plate 16, the mirror facets 12, 12? are made in a first method step. At least one of the mirror facets is fitted into the associated reception bore of the support plate in a second method step, after which the ACTUAL position of the optical axis of at least one mirror surface of an associated mirror facet 12, 12? fitted into the support plate is respectively determined in a third step and compared with a SET position of a predetermined optical axis. Knowing the measured values determined for the at least one mirror facet 12, 12? in the third method step, reprocessing of the mirror facet and/or of the reception bore is subsequently carried out in a further method step if there is an angular deviation between the ACTUAL position and the SET position.Type: GrantFiled: September 8, 2004Date of Patent: July 24, 2007Assignee: Carl Zeiss SMT AGInventors: Andreas Seifert, Markus Weiss, Andreas Heisler, Stefan Dornheim
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Patent number: 7246910Abstract: A method of manufacturing a vehicle rearview mirror system including providing a reflective element and providing a common circuit board having first and second circuit portions joined with a breakout interface. The first circuit portion is populated with electronic components and the second circuit portion is populated with at least a compass sensor. After population, the first and second circuit portions are separated from the common circuit board to form, respectively, first and second circuit boards. The first circuit board is disposed at the rear of the reflective element and the second circuit board is interconnected to the first circuit board.Type: GrantFiled: March 24, 2005Date of Patent: July 24, 2007Assignee: Donnelly CorporationInventor: Rodney K. Blank
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Patent number: 7246911Abstract: A display device having a display background and a light. The display background has a decorative field into which an indicator is disposed. The light is disposed rearwardly of the display background such that illumination of the light illuminates the indicator to permit a viewer to distinguish between the indicator and a remainder of the decorative field. The indicator forms a portion of the decorative field and is indistinguishable from the remainder of the decorative field when the light is not illuminated. A method for forming a display device is also provided.Type: GrantFiled: October 7, 2004Date of Patent: July 24, 2007Assignee: Yazaki North America, Inc.Inventor: Ching Fong
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Patent number: 7246912Abstract: Electroluminescent panels for use in battery operated devices include a driver circuit and a plurality of panel regions having a capacitance. Each panel region has a substitute capacitor with a capacitance substantially equal to the capacitance of the panel region concerned. The driver circuit switches between the panel region and the substitute capacitor, switching the panel region on and off. The capacitance of the load on the driver circuit does not change. The electroluminescent panels can have an elimination layer that eliminates noise produced by the emission layer in operation caused by changes in emission layer thickness. The elimination layer is added to the panel and operated in phase opposition to the emission layer. Changes in layer thickness occurring in operation in the emission layer are offset by changes in thickness in the elimination layer. Thus, the overall thickness of the panel is constant.Type: GrantFiled: October 3, 2003Date of Patent: July 24, 2007Assignee: Nokia CorporationInventors: Victor Burger, Bartholomeus Gerardus Gosewinus Van Walstijn
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Patent number: 7246913Abstract: A portable lighting apparatus includes an envelope which contains a frame supporting an illuminating device typically an electric light bulb inside the envelope. The envelope is mounted on a telescopic mast supported by a movable base element incorporating stabilising legs. The envelope may be inflatable or rigid. For an inflatable envelope, various sensors are provided for sensing deformation of the envelope and/or pressure in the envelope including a photosensor. A means to supply air or other gas to inflate the envelope are provided. A rigid envelope formed from two conjoined sheets of acrylic deformed into dome shapes is also disclosed which overcomes many of the problems of inflatable envelopes particularly, their slow inflation rate, the tendency to deform due to air currents and the adverse effect of punctures. Although a fan is not required for inflation of the rigid envelope fan forced air is preferred for cooling the electric light bulb.Type: GrantFiled: November 17, 2004Date of Patent: July 24, 2007Assignee: Lunar Lighting Balloons Australasia Pty Ltd.Inventor: George Ossolinski
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Patent number: 7246914Abstract: A device comprising a housing in the shape of a fashion accessory, the housing having a hollow interior, a top portion, and a bottom portion, wherein the hollow interior extends from the bottom portion to the top portion of the housing. A light source module is removeably attached to the top portion of the housing and extends substantially downward within the hollow interior toward the bottom portion. A handle is attached to the top portion of the housing, wherein the handle secures the device to a member within an article having substantially the same shape as the housing, wherein the device illuminates the article interior.Type: GrantFiled: April 9, 2004Date of Patent: July 24, 2007Inventor: Teresa Amorin
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Patent number: 7246915Abstract: An illuminating device for an enclosed receptacle, such as a purse or handbag. Because it is difficult to see the contents of a purse due to darkness, the invention includes a light-emitting membrane electrically connected to a power supply and a switch. Actuation of the switch turns the membrane on to illuminate the interior of the purse. The membrane also has a backbone, such as a pair of malleable wires, mounted to it, such as by double-sided tape. The wires, upon bending of the membrane and wires to conform to the interior shape of the purse, retain their deformed shape, and maintain the membrane at the deformed shape. The opposite side of the double-sided tape preferably adheres the membrane and backbone to the interior of the purse or other receptacle.Type: GrantFiled: June 18, 2004Date of Patent: July 24, 2007Inventor: Steven N. Verona
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Patent number: 7246916Abstract: Dissipation of heat generated by a luminescent source, such as a fluorescent lamp, of a backlight apparatus and an LCD therewith is enhanced by providing a proximity section in a holder, making the hottest part the closest to the holder for efficient heat conduction.Type: GrantFiled: September 16, 2005Date of Patent: July 24, 2007Assignee: Sharp Kabushiki KaishaInventor: Eiji Nitto