Patents Issued in May 8, 2007
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Patent number: 7213890Abstract: The present invention provides a hub assembly and a hub fastener anti-rotate apparatus for securing a wheel of vehicle (e.g., a zero-radius-turning lawn mower) to a vehicle drive axle. The anti-rotate apparatus may assist in preventing or substantially limiting loosening of a hub fastener used to secure the hub assembly to the drive axle.Type: GrantFiled: September 12, 2005Date of Patent: May 8, 2007Assignee: The Toro CompanyInventors: Steven R. Porter, Todd A. Porter, Dale A. Stover
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Patent number: 7213891Abstract: The invention relates to a device for providing protection against untimely braking, the device being specially adapted to an electromechanical brake including at least one actuator having a pusher suitable for being displaced by means of an electric motor controlled by a control module so as to press in controlled manner against a stack of disks, in which the device comprises a safety member suitable for being placed in a first state in which it prevents the pusher from being displaced by the electric motor, and a second state in which it leaves the pusher free to be displaced by the electric motor, the safety member being controlled by a control logic circuit which by default places the safety member in the first state and places the safety member in the second state only in response to the simultaneous presence of an order coming from the control module and a confirmation signal that does not come from the control module and that is independent thereof.Type: GrantFiled: July 15, 2004Date of Patent: May 8, 2007Assignee: Messier BugattiInventor: Jérômė Sibre
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Patent number: 7213892Abstract: The present invention is directed to a vehicle motion control apparatus, which includes normally open valves to supply hydraulic pressure discharged from a master cylinder into wheel brake cylinders, normally closed valves to reduce wheel cylinder pressure, and a proportional pressure difference valve which is disposed between the master cylinder and the normally open valves, to regulate a pressure difference between the hydraulic pressure at the side of the master cylinder and the hydraulic pressure at the side of the normally open valves to be of a desired value. A pressure generating device is provided for generating the hydraulic pressure independently of the master cylinder to supply it into a passage between the pressure difference valve and the normally open valves. The hydraulic pressure in one of the wheel brake cylinders in one hydraulic circuit is regulated on the basis of monitored vehicle state variable.Type: GrantFiled: July 16, 2004Date of Patent: May 8, 2007Assignee: Advics Co., Ltd.Inventors: Toshihisa Kato, Shingo Nishigaki
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Patent number: 7213893Abstract: A track cover adapted for use on an item of heavy construction equipment having at least one track. The track cover comprises an outside panel and a tread panel. The tread panel is preferably connected to the outside panel. The track cover also comprises an assembly for removably attaching the track cover to the item of heavy equipment. The track cover is adapted to cover at least a portion of the at least one track of the item of heavy construction equipment and retain dirt, rocks and other debris.Type: GrantFiled: September 16, 2004Date of Patent: May 8, 2007Inventor: Mark McCraw
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Patent number: 7213894Abstract: The invention provides a shaft for a roller wheel which is excellent in strength and can achieve a weight saving. The invention provides a shaft for a roller wheel which rotatably supports a roller (3) outward fitted between both end portions (5a, 5b) in a state in which both end portions (5a, 5b) are fixed, and receives a load in a diametrical direction via the roller (3). Recess portions (6, 6) are provided on a side to which the load is not applied, on an outer peripheral surface corresponding to the roller (3). The load applying direction is a vertical direction. A cross sectional shape of the shaft in the recess portions (6, 6) is formed in a shape which is constituted by an upper circular arc portion (10) on an upper side, a lower circular arc portion (11) on a lower side, and a vertical connection portion (12) passing through a shaft axis (O) and connecting the upper circular arc portion (10) to the lower circular arc portion (11).Type: GrantFiled: October 5, 2006Date of Patent: May 8, 2007Assignee: Komatsu Ltd.Inventors: Teiji Yamamoto, Kenji Kooriyama
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Patent number: 7213895Abstract: A foldable bookcase includes a frame with two sidewalls pivotably connected to two vertical sides of the frame and a top board and a bottom board are pivotably connected to the top side and the bottom side of the frame. The top board, the bottom board and the two sidewalls are pivotable relative to the frame. The top board includes bosses which are engaged with holes in the sidewalls. A rear board are fixed to the top board by a bolt and stops extend from an inside of the rear board so as to be in contact with L-shaped bent edge defined in the rear side of each of the sidewalls. By this arrangement, the bookcase is easily assembled and the pivotable top board, bottom board and two sidewalls allow the bookcase to be folded into a compact size.Type: GrantFiled: June 7, 2005Date of Patent: May 8, 2007Assignee: Haw Jou Enterprise Co., Ltd.Inventor: Chieh-Ly Wu
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Patent number: 7213896Abstract: A bearing spacer for use in a drawer slide assembly, having a first end portion, a second end portion opposite the first end portion, one or more bearing retaining portions, located between the first and second end portions, and one or more compressible portions, located between the first and second end portions.Type: GrantFiled: May 24, 2005Date of Patent: May 8, 2007Assignee: Accuride International Inc.Inventor: Quinn Chi
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Patent number: 7213897Abstract: The present invention has a recording head of jetting ink drops to record, a carriage adapted to be loaded an ink container storing ink to be fed to the recording head in a removable state, and a communication unit of communicating with a storage element for the ink container installed in the ink container. The communication unit can communicate with the storage element for the ink container when the ink container is not loaded on the carriage. Accordingly, the communication unit can communicate with the storage element for the ink container before mounting the ink container on the carriage.Type: GrantFiled: July 3, 2001Date of Patent: May 8, 2007Assignee: Seiko Epson CorporationInventor: Yasuhiko Kosugi
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Patent number: 7213898Abstract: A color ink-jet printer including a black-ink ejecting portion operable to eject droplets of a black ink, an other-color-ink ejecting portion operable to eject droplets of one of yellow, magenta and cyan inks, a first control portion operable to control the black-ink ejecting portion such that a total volume of at least one droplet of the black ink which forms each black ink dot is equal to a selected one of a plurality of different total volume values, and a second control portion operable to control the other-color-ink ejecting portion such that a total volume of at least one droplet of the ink of a color other than black, which forms each dot of that color, is equal to another of the different total volume values which is smaller than the value selected for the black ink. The first and second control portions are operable to select the respective different total volume values according to a presently selected print mode, or a gray-scale value at each picture element of an image to be printed.Type: GrantFiled: October 29, 2003Date of Patent: May 8, 2007Assignee: Brother Kogyo Kabushiki KaishaInventor: Koichiro Hara
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Patent number: 7213899Abstract: A memory use and management method and system for a multi-pass printer. The system has a band buffer, a band buffer manager and a print engine. The band buffer receives and masks an input data, and stores masked data resulting from masking the input data. The band buffer manager is connected to the band buffer in order to start to print the masked data as the band buffer stores an amount of one complete print pass for a printhead of the printer. The print engine has the printhead and is connected to the band buffer such that the print engine receives the masked data from the band buffer and prints it by the printhead. Data amount stored in the band buffer can be represented by an equation, [(1+2+3+ . . . +j+j)/(i*j)]*S, where j indicates partitioned number of one complete print, and S indicates data amount required by one complete print.Type: GrantFiled: November 9, 2004Date of Patent: May 8, 2007Assignee: Sunplus Technology Co., Ltd.Inventor: Wen-Cheng Ho
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Patent number: 7213900Abstract: There is disclosed a recording sheet for use in an image recording apparatus which forms an image by a recording head, the recording sheet has a pattern for measurement in which a correction amount for correction of a positional shift of a recorded dot recorded by the recording head is measurable based on a positional relationship with an image for measurement formed by the recording head, and accordingly it is possible to correct arrangement of recorded dots and to record an image without any distortion.Type: GrantFiled: June 3, 2004Date of Patent: May 8, 2007Assignee: Olympus CorporationInventor: Toshiyuki Ebihara
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Patent number: 7213901Abstract: A cleaning member is pivotally fixed to a support member to clean ink-jet print heads that are positioned on a print-head receptor module. The cleaning member pivots from a cleaning position to an idle position and the print-head receptor module is pivotally fixed to a support member to allow the module to pivot from a printing position to a cleaning position. The pivotal supports are positioned such that, when the module and the cleaning member are each in their respective cleaning positions, the cleaning member is positioned to clean ink jets inserted into the receptors.Type: GrantFiled: November 4, 2004Date of Patent: May 8, 2007Assignees: Heidelberger Druckmaschinen AG, Dimatix, Inc.Inventors: Andreas Bibl, John A. Higginson
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Patent number: 7213902Abstract: The method for shutting down an ink jet printhead and an ink jet printing station, wherein the method includes maintaining a constant positive pressure at the drop generator by closing the cross flush valve or ensuring that the cross flush valve is closed, thereby closing off the fluid return line to create a constant positive pressure through the drop generator and the orifice into the fluid line. The shutdown continues by stopping the flow of fluid from the fluid supply line and circulating cleaning fluid through at least one filter, into the drop generator, out through the orifice structure, into the fluid line, and into a reservoir. The shutdown ends by flowing pressurized air, which is preferably clean of particulates, through the filter, drop generator, orifice structure, and fluid line to displace substantially all the cleaning fluid from the filter, drop generator, and orifice structure.Type: GrantFiled: May 5, 2004Date of Patent: May 8, 2007Assignee: Eastman Kodak CompanyInventors: Daniel J. DeVivo, Robert J. Simon
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Patent number: 7213903Abstract: A capping unit for use with a liquid discharge head. The capping unit includes a cap for covering a discharge surface of the liquid discharge head. The cap includes air-communication openings provided at corners of the cap, and a suction opening. The air-communication openings connect a space in the cap with the atmosphere. A high negative pressure pump provides pressure to the space via the suction opening. The cap minimizes liquid spatter on the discharge surface after a suction process.Type: GrantFiled: July 28, 2004Date of Patent: May 8, 2007Assignee: Canon Kabushiki KaishaInventor: Toshimitsu Danzuka
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Patent number: 7213904Abstract: A discharge recovery device and an ink-jet recording apparatus incorporating the same. The discharge recovery device includes a wiper reciprocating to wipe a discharging surface of a recording head. The wiper touches a pivotable wiper cleaner while moving in a forward direction, and is thereby cleaned of ink. The wiper cleaner is fixed and rubs against the wiper when the wiper moves forward. A cleaner holder also covers the wiper to prevent ink scatter when the wiper in the forward direction. As the wiper moves in a backward direction, the wiper cleaner is pivoted out of contact with the wiper via a retracting device. This reliably prevents ink from scattering during the backward movement of the wiper without reducing cleaning performance of the wiper cleaner.Type: GrantFiled: November 2, 2004Date of Patent: May 8, 2007Assignee: Canon Kabushiki KaishaInventor: Yasuo Miyauchi
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Patent number: 7213905Abstract: A liquid ejecting device and method control the flying characteristic of liquid while enabling stable ejection of the liquid, without shortening the life of bubble producing units (heating resistors). The liquid ejecting device has heads each including liquid ejecting portions arranged in parallel which each include a liquid cell, bisected heating resistors in the liquid cell which produce bubbles in liquid in the liquid cell in response to the supply of energy, and a nozzle for ejecting the liquid in the liquid cell by using the bubbles produced by the heating resistors. The heating resistors are supplied with energy, and a difference is set between a manner of supplying energy to one heating resistor and a manner of supplying energy to the other heating resistor. Based on the difference, a flying characteristic of the liquid ejected from the nozzle is controlled.Type: GrantFiled: April 18, 2005Date of Patent: May 8, 2007Assignee: Sony CorporationInventor: Takeo Eguchi
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Patent number: 7213906Abstract: A printhead assembly is provided comprising at least one printhead module comprising at least two printhead integrated circuits, each of which has nozzles formed therein for delivering printing fluid onto the surface of print media, a support member supporting the printhead integrated circuits and carrying the printing fluid, and an electrical connector for connecting electrical signals to the printhead integrated circuits. The assembly further comprises drive electronics arranged to control the printing operation of at least one printhead integrated circuit via the electrical connector, a casing comprising a support frame removably supporting the printhead module and a plurality of mounting elements mounting the drive electronics, and connector arrangements at each end of the support frame for connecting the drive electronics to power and data supplies at one end, and for spring loading the mounting elements at the other end in the direction of the first end.Type: GrantFiled: January 21, 2004Date of Patent: May 8, 2007Assignee: Silverbrook Research Pty LtdInventors: Kia Silverbrook, Norman Micheal Berry, Paul Charles Knight, Garry Raymond Jackson, Akira Nakazawa
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Patent number: 7213907Abstract: An inkjet nozzle comprises a substrate defining an ink supply channel. A wall is mounted to the substrate and surrounds the ink supply channel. A support is mounted to the substrate and an actuator arm extends from the support. A movable cover is fast with the actuator arm and defines an ink outlet. The cover and the wall together define an ink chamber in fluid communication with the ink supply. Upon actuation of the actuator arm in use, the cover can move along the wall so as to reduce the volume of the ink chamber and thereby force ink through the outlet.Type: GrantFiled: June 12, 2006Date of Patent: May 8, 2007Assignee: Silverbrook Research Pty LtdInventor: Kia Silverbrook
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Patent number: 7213908Abstract: A fluid ejecting device and method of forming same are provided. The fluid ejecting device includes a substrate having a first surface and a second surface located opposite the first surface. A nozzle plate is formed over the first surface of the substrate. The nozzle plate has a nozzle through which fluid is ejected. A drop forming mechanism is situated at the periphery of the nozzle. A fluid chamber is in fluid communication with the nozzle and has a first wall and a second wall with the first wall and the second wall being positioned at an angle relative to each other. A fluid delivery channel is formed in the substrate and extends from the second surface of the substrate to the fluid chamber. The fluid delivery channel is in fluid communication with the fluid chamber. A source of fluid impedance includes a physical structure located between the nozzle and the fluid delivery channel.Type: GrantFiled: August 4, 2004Date of Patent: May 8, 2007Assignee: Eastman Kodak CompanyInventors: James M. Chwalek, John A. Lebens, Christopher N. Delametter, David P. Trauernicht, Gary A. Kneezel
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Patent number: 7213909Abstract: A color inkjet recording apparatus includes a plurality of multi-nozzle inkjet recording heads ejecting inks of respective colors, an electrical system unit controlling the operation of the color inkjet recording apparatus, an ink container connected to the multi-nozzle inkjet recording heads, and a holding part. The ink container includes a plurality of independent ink containers containing the respective color inks, and is provided below the multi-nozzle inkjet recording heads and the electrical system unit. The holding part holds the independent ink containers, and includes a plurality of separation parts. The separation parts prevent ink from contaminating one of the independent ink containers which is caused by ink spilling or overflowing from one of the adjacent independent ink containers.Type: GrantFiled: October 9, 2002Date of Patent: May 8, 2007Assignee: Ricoh Company, Ltd.Inventor: Takuro Sekiya
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Patent number: 7213910Abstract: In an ink-jet head including a discharge element group in which discharge elements each including a nozzle for discharging ink and a pressure chamber for applying a discharge pressure to the ink supplied from a manifold are disposed at specified intervals, a manifold and plural discharge elements are formed of through holes provided in plural thin plates bonded with adhesive and laminated, and plural dummy paths positioned around the discharge element group are formed of opening parts provided to communicate with each other in the plural thin plates.Type: GrantFiled: June 30, 2004Date of Patent: May 8, 2007Assignee: Brother Kogyo Kabushiki KaishaInventor: Tadanobu Chikamoto
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Patent number: 7213911Abstract: An ink-jet head comprises a passage unit, an actuator unit, an ink supply unit, a flexible substrate, and a driver IC. The actuator unit is fixed to one surface of the passage unit in order to change the volume of pressure chambers included in the passage unit. The ink supply unit is fixed to the passage unit and supplies ink to the passage unit. The flexible substrate is connected to the actuator unit and has a signal wire formed thereon for feeding electric power to the actuator unit. The driver IC is connected to the flexible substrate in order to drive the actuator unit, and held on the ink supply unit.Type: GrantFiled: June 30, 2004Date of Patent: May 8, 2007Assignee: Brother Kogyo Kabushiki KaishaInventor: Hiroshi Taira
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Patent number: 7213912Abstract: An ink jet printer head including a cavity unit; an piezoelectric actuator; and a wiring substrate. The piezoelectric actuator includes pairs of first common electrode connection pads and pairs of first individual electrode connection pads which are provided on an outer surface thereof such that the two first common electrode connection pads of each of the pairs are located at respective positions symmetric with each other with respect to a first reference point on the outer surface and the two first individual electrode connection pads of each of the pairs are located at respective positions symmetric with each other with respect to the first reference point.Type: GrantFiled: September 17, 2004Date of Patent: May 8, 2007Assignee: Brother Kogyo Kabushiki KaishaInventors: Atsushi Ito, Koji Imai
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Patent number: 7213913Abstract: In an ink cartridge (1), an opening of an ink low groove 35 and an opening of an atmosphere communication recess 36 are formed in the front surface of a container main body (2), and sealed by a film (57), thereby constituting flow paths.Type: GrantFiled: September 1, 2004Date of Patent: May 8, 2007Assignee: Seiko Epson CorporationInventors: Yasuto Sakai, Hisashi Miyazawa, Satoshi Shinada
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Patent number: 7213914Abstract: A liquid container detachably mountable to a mounting portion of an ink jet recording apparatus in a slot-like mounting configuration where the liquid container is supported between a pair of engaging portions that respectively engage with a corresponding pair of locking portions on the mounting portion of the recording apparatus. The liquid container is supported in an upright configuration and includes a display portion on an upper side thereof, and a light emitting portion which emits light for display by the display portion. Because the display portion is disposed on an upper side, a user can confirm the display despite the mounting arrangement of the liquid container in the recording apparatus.Type: GrantFiled: December 21, 2004Date of Patent: May 8, 2007Assignee: Canon Kabushiki KaishaInventors: Hiromasa Anma, Haruyuki Matsumoto, Kenjiro Watanabe, Hajime Yamamoto, Yukuo Yamaguchi, Yasuo Kotaki, Keisuke Matsuo, Kenji Kitabatake, Eiichiro Shimizu
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Patent number: 7213915Abstract: An ink jet printer includes: an image forming section for forming an image by ejecting a pigment ink toward a recording medium in which a surficial layer includes thermoplastic fine particles, in a case; a fixing member for fixing the image by heating and pressurizing the recording medium on which the image is formed by the image forming section; a drying member for drying the ink used for forming the image before the image is fixed to the recording medium by the fixing member; a temperature detecting member for detecting a temperature in the case; a humidity detecting member for detecting a humidity in the case; and a drying member control section for controlling an operation of the drying member in accordance with the temperature detected by the temperature detecting member and the humidity detected by the humidity detecting member.Type: GrantFiled: December 9, 2003Date of Patent: May 8, 2007Assignee: Konica Minolta Holdings, Inc.Inventors: Takashi Tsutsumi, Hidenobu Ohya, Shinichi Suzuki, Teruyuki Fukuda, Minoru Yasuda
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Patent number: 7213916Abstract: A hearing protection device readily insertable and removable from temple arms of eye glasses of varying size, width, angles and flanges, comprising a stiff but bendable vinyl tube, a connector cord, and an earplug. The tube is positioned around the temple bar of glasses past where the temple bar comes into contact with the user's ear when the glasses are worn. The device is held in position by pressure points of contact between the internal surface of the tube and points along the arm of glasses. Once mounted, and glasses worn, the sensation of the vinyl tube simulates the eyeglass arms themselves, and the earplug is conveniently positioned behind and outside of the user's line of vision. The earplug may be inserted and removed from the user's ears as desired given changing noise levels in the user's environment.Type: GrantFiled: January 5, 2006Date of Patent: May 8, 2007Inventor: Dawayne T. Pettett
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Patent number: 7213917Abstract: A wearable audio interface includes a support for positioning the plurality of speakers juxtaposed to and spaced from the ears of a wearer. The audio device can include wireless networking electronics so as to allow the device to interact with other wireless network devices.Type: GrantFiled: February 28, 2006Date of Patent: May 8, 2007Assignee: Oakley, Inc.Inventors: James Jannard, Davin Saderholm, Carlos Reyes, Colin Baden
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Patent number: 7213918Abstract: The present invention generally relates to a method for making made-to-order (MTO) or customized silicone hydrogel lenses which have printed images on and/or below lens surfaces. A preferred method of the invention comprises printing and curing an ink on the molding surface of a mold for molding a single-side molded lens blank, producing the single-sided molded lens blank having a molded surface corresponding to one of the anterior and posterior surfaces of the lens to be produced and having an image embedded in the lens body and below lens surface, and directly lathing the lens blank on the side opposite to the molded surface to form the other lens surface. Colored silicone hydrogel lenses produced according to the invention will be useful as daily wear lenses and extended wear lenses. The lenses will allow alteration or enhancement of a patient's eye color.Type: GrantFiled: August 31, 2005Date of Patent: May 8, 2007Assignee: Novartis AGInventor: John Christopher Phelan
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Patent number: 7213919Abstract: The present invention provides methods and devices for calibrating an optical wavefront system. The calibration devices of the present invention can include a body which has a proximal portion and a distal portion. A pupil can be positioned on the proximal portion of the body to aperture light. A target can be positioned on the distal portion of the body so as to reflect light back through the pupil and into the wavefront system. If the device has a lens assembly or a phase plate, the reflected light can pick up known aberrations or defocus characteristics from the lens assembly before it enters the calibration device. The known wavefront characteristic can be compared to the wavefront measurement obtained by the wavefront system to aid in calibrating the wavefront system.Type: GrantFiled: February 11, 2003Date of Patent: May 8, 2007Assignee: Visx, IncorporatedInventor: Jeffrey Jonathan Persoff
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Patent number: 7213920Abstract: According to the present invention, there is provided an image display device including a non-luminous reflection type spatial light modulating element, illuminating system to illuminate the reflection type spatial light modulating element and a projection lens and in which light from a light source (2) illuminates the reflection type spatial light modulating elements (14, 15) via first and second fly-eye integrators (9, 10). An unnecessary part, not modulated, of the light reflected by the reflection spatial light modulating elements (14, 15) and further by a reflector (4) for recycling. Since the fly-eye integrators (9, 10) are displaced in relation to their optical axes, it is possible to utilize the light with an improved efficiency and prevent any nonuniform illumination from taking place.Type: GrantFiled: November 28, 2003Date of Patent: May 8, 2007Assignee: Sony CorporationInventors: Hiroaki Matsui, Tomoya Yano, Yukio Ohmura
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Patent number: 7213921Abstract: A color display device is disclosed. The color display device includes an illumination lens system, a diffractive light modulation system, a combining system, a Fourier filter system, and a projection system. The illumination lens system converts a plurality of light beams into linear parallel light beams. The diffractive light modulation system produces a plurality of diffracted light beams having a plurality of diffraction orders by modulating each of the plurality of parallel light beams that are almost perpendicularly incident from the illumination lens system, The combining system focuses the plurality of diffracted light beams having the plurality of diffraction orders. The Fourier filter system selects diffracted light beams having desired diffraction orders using a dichroic filter. The projection system focuses the diffracted light beams on an object, and allowing the focused diffracted light beams to scan the object.Type: GrantFiled: June 21, 2005Date of Patent: May 8, 2007Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Haeng Seok Yang, Dong Ho Shin, Kwan Young Oh, Jun Won An, Sang Kyeong Yun
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Patent number: 7213922Abstract: Aspects of the invention provide a projector capable of comparatively easily achieving a contrast ratio higher than the original contrast ratio of the liquid-crystal light valve by a simple mechanism. The illumination light modulated by liquid-crystal light valves, i.e., image light, can be combined together in a cross dichroic prism, and then light intensity of suitable pixels is reduced by a proper amount by a liquid-crystal light valve, and then sent to a projection lens. The image light entering the projection lens can be projected to a projection surface. Because the light intensity of the image light formed by the liquid-crystal light valves is appropriately attenuated at suitable pixel areas by the liquid-crystal light valve, image light projection with a contrast ratio exceeding by far the contrast ratio achievable by the liquid-crystal light valves alone is possible due to cumulative light-intensity adjustment.Type: GrantFiled: January 27, 2005Date of Patent: May 8, 2007Assignee: Seiko Epson CorporationInventors: Masayuki Suzuki, Mamoru Kobayashi
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Patent number: 7213923Abstract: In accordance with embodiments, viewable images can be created in glass. Viewable images may be created in glass by using a projector which projects ultraviolet light to excite light emitting material. Clear images may be created in glass because the size the light emitting particles in the glass is less than 400 nanometers. In embodiments, the visible illumination of a transparent substrate to display an image is possible, while the transparent substrate remains transparent. Accordingly, for example, drivers of automobiles may view images (e.g. map images) on their windshield while they are driving. As another example, window shoppers may view enhanced advertisements in the windows of stores that they are approaching.Type: GrantFiled: April 15, 2005Date of Patent: May 8, 2007Assignee: Superimaging, Inc.Inventors: Jian-Qiang Liu, Xiao-Dong Sun
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Patent number: 7213924Abstract: The image projection apparatus includes a first, a second and a third reflective liquid crystal display element, an illumination optical system which color-separates light from a light source into first, second and third color light component and illuminating the three reflective liquid crystal display elements with the respective color light components, a projection optical system combining the color light components emerged from the three reflective liquid crystal display elements and projecting the combined color light components onto a projection surface, and an incidence side polarizing plate arranged between the light source and at least one of the three reflective liquid crystal display elements. An average value of a transmittance, in a wavelength region of 450 nm to 630 nm, of the incidence side polarizing plate for light of a polarization direction to be blocked thereby is 5% or less.Type: GrantFiled: September 21, 2004Date of Patent: May 8, 2007Assignee: Canon Kabushiki KaishaInventors: Atsushi Okuyama, Masayuki Abe
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Patent number: 7213925Abstract: A liquid crystal panel (441) as an optical modulator includes: a driving board (441C) having a plurality of signal lines, a plurality of switching elements connected to the signal lines and a plurality of picture electrodes connected to the switching elements; an opposing board (441D) being opposed to the driving board (441C) and having common electrodes; and a flexible printed board (441E) electrically connected with the plurality of signal lines and the common electrodes, the flexible printed board extended from between the driving board (441C) and the opposing board (441D). The flexible printed board (441E) is provided with an insertion hole (441E1) for a fluid circulator in which a cooling fluid is circulated to be inserted.Type: GrantFiled: February 10, 2005Date of Patent: May 8, 2007Assignee: Seiko Epson CorporationInventors: Motoyuki Fujimori, Masami Murata
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Patent number: 7213926Abstract: In an embodiment, an apparatus includes a projection subsystem to project an image-containing beam, and an image adjustment element. The image adjustment element is to cause adjustment of the image-containing beam in response to a detection of relative movement of the apparatus with respect to a reference object. A method includes determining whether substantial relative movement of a projection system has been detected, in an embodiment. When substantial relative movement has been detected, the method further includes producing control inputs, and altering operation of one or more image adjustment elements and/or altering image data in response to the control inputs, in an embodiment.Type: GrantFiled: November 12, 2004Date of Patent: May 8, 2007Assignee: Hewlett-Packard Development Company, L.P.Inventors: Gregory J. May, William J. Allen
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Patent number: 7213927Abstract: Exemplary embodiments provide a projector having a structure capable of easy miniaturization and capable of achieving a smooth moving picture display of good quality. A projector including: an illuminating apparatus; a color separating optical system; liquid crystal display devices; and a projecting optical system, the projector further including: a shielding member provided in the vicinity of a light emitting surface of a first lens array and in which a light transmitting area and a light non-transmitting area are alternately arranged in an optical path in a first direction vertical to an optical axis of illumination; and a rotating prism, which is provided between a superimposing lens and the color separating optical system, for scanning an illuminating light bundle in image forming areas of the liquid crystal display devices synchronously with screen writing frequencies of the liquid crystal display devices.Type: GrantFiled: March 7, 2005Date of Patent: May 8, 2007Assignee: Seiko Epson CorporationInventor: Koichi Akiyama
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Patent number: 7213928Abstract: A light source device includes: a light source lamp that has a light-emitting portion and sealing sections provided on both sides of the light-emitting portion; a reflector that aligns and irradiates a light beam radiated by the light source lamp in a predetermined direction; and a sub-reflection mirror of which reflection surface opposes to a reflection surface of the reflector and reflects the light beam radiated by the light-emitting portion of the light source lamp toward the reflector. In the sub-reflection mirror, an adhesion surface of an insertion hole is bonded to the sealing section by an adhesive in a condition that the sealing section is inserted in the insertion hole. A cutting portion of the sub-reflection mirror is so formed to extend over a portion bonded by the adhesive in plan view.Type: GrantFiled: January 26, 2005Date of Patent: May 8, 2007Assignee: Seiko Epson CorporationInventors: Takeshi Takezawa, Shohei Fujisawa, Kazuhiro Tanaka, Hiroyuki Kobayashi, Toru Terashima
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Patent number: 7213929Abstract: An illumination apparatus illuminating an objective illumination region comprises a plurality of illuminants having light-emitting surfaces radiating diffused light, an illuminant substrate in which the illuminants are disposed so as to be set in array on the circumference, at least one optical member configured to guide the diffused light to the objective illumination region, a movable section configured to drive the optical member so as to be rotatable around the center of the circumference serving as a rotation center, and a lighting control section configured to control a light-emitting timing of the plurality of illuminants. The movable section and the lighting control section operate together such that the quantity of light per unit time of the diffused light guided to the objective illumination region is within a predetermined range.Type: GrantFiled: October 20, 2003Date of Patent: May 8, 2007Assignee: Olympus CorporationInventor: Shinichi Imade
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Patent number: 7213930Abstract: A projection display system includes (1) a transparent screen, (2) a polarizer on the transparent screen, (3) a retarder plate on a first side of the transparent screen, (4) a mirror on the first side of the transparent screen, and (5) a projector for projecting an image through the transparent screen, the polarizer, the retarder plate, and onto the mirror. The mirror reflects the image onto the polarizer so that the reflected image is visible from the first side of the transparent screen and invisible from the second side of the transparent screen.Type: GrantFiled: April 18, 2005Date of Patent: May 8, 2007Inventor: Cang V. Quach
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Patent number: 7213931Abstract: A method for effecting solar radiation in space prior to the solar radiation reaching Earth. The method includes the steps of choosing a location between the Earth and the sun, focusing reflected solar radiation from two reflectors upon the location, monitoring solar radiation that passes through the focal location, and adjusting the reflectors to increase the size or change the shape of the focal location. The disclosure further includes a structure having a single joint for articulating the structure, where the single joint rotates the structure about a first axis in response to a first input and where the single joint rotates the structure about a second axis in response to a second input.Type: GrantFiled: May 10, 2005Date of Patent: May 8, 2007Inventor: Louis Charles Strieber
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Patent number: 7213932Abstract: An electrical wiring device for use in an electric circuit. The electrical wiring device includes a device housing and at least one switch disposed within the device housing. The at least one switch includes at least one terminal member configured to be coupled to the electric circuit to thereby energize the electrical device when coupled. The electrical wiring device further includes a lamp receptacle formed in the device housing, the lamp receptacle including a contact element that is electrically coupled to the at least one terminal member and a lamp module including a circuit contact member.Type: GrantFiled: December 2, 2003Date of Patent: May 8, 2007Assignee: Pass & Seymour, Inc.Inventor: Gerald R. Savicki, Jr.
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Patent number: 7213933Abstract: A direct type backlight module with a diffuser plate and its manufacturing method for application to an LCD TV is provided. The diffuser plate has a plurality of columnar lenticular lens surfaces for scattering incident light to increase its light uniformity and reducing the quantity of light dispersant in the diffuser plate in the range of from 30% to 50% to increase light transmission ratio. Through the use of vertical or horizontal lenticular lenses of at least one columnar lenticular lens surface the diffusion degree in every direction is adjusted.Type: GrantFiled: May 6, 2004Date of Patent: May 8, 2007Assignee: Entire Technology Co., Ltd.Inventors: Jen-Huai Chang, Jyh Horng Wang, Chiang Hsing Liu
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Patent number: 7213934Abstract: The present invention relates to a light emitting medium which includes a container and a liquid core. In accordance with an important aspect of the invention, the liquid core includes an aqueous solution or mixture of a water-soluble polymer. The refractive indices of the liquid core and that of the container may be different. However, the aqueous solution or mixture may have a lower or higher refractive index than that of the container. The mixture may be completely transparent or translucent and have a color other than clear. The container may be of any material that is translucent or transparent and be of any color. The raw materials for the light emitting medium in accordance with the present invention are less costly than known light guides and offer numerous advantages when compared to other illumination light guides. Water advantageously is a major raw material of the present invention. The water-soluble polymer component may be used in relatively minute amounts.Type: GrantFiled: November 9, 2004Date of Patent: May 8, 2007Inventors: James Rouben Zarian, Brandon Jonathan Zarian
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Patent number: 7213935Abstract: A shining personal adornment includes a hollow body pervious to light, a glowing unit, a power supplying unit and two connecting members. The shining unit is held in the hollow body, and it includes a control element and several light emitting elements electrically connected to the control circuit element. The power supplying unit has a switch for controlling the flow of electricity therefrom. The connecting members are joined to respective ones of two ends of the hollow main body. Further, the connecting members are joined to respective ones of the two ends of the power supplying unit such that the glowing unit is electrically connected to the power supplying unit, wherein the whole shining personal adornment has a substantially circular shape.Type: GrantFiled: June 23, 2005Date of Patent: May 8, 2007Inventor: Ching-Hui Lee
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Patent number: 7213936Abstract: A structure of direct type backlight module with high uniform emitting light explores a design of lenticular lens of diffusing plate. The lenticular lens is against the central location of light source, where the light of lamp is scattered and the curvature of said lenticular lens far away light source is enlarged, then to reduce the scatter effect and achieve uniformity. The other lenticular lens also can be designed for light location and distance. Each lenticular lens is against light location, and incident light can be reflected through the angle of microstructure surface at the entrance facet, but farther location can be resulted in total refraction due to large inclined angle, and diminishing the transmission light of light source then influencing the uniformity, finally reducing total reflection of wide angle.Type: GrantFiled: January 25, 2005Date of Patent: May 8, 2007Assignee: Entire Technology Co., Ltd.Inventors: Jyh Horng Wang, Jen-Huai Chang, Kai-Hsin Li
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Patent number: 7213937Abstract: A backlight module. The backlight module comprises a housing, a light source disposed on the housing, a diffuser positioned over the light source and a spacer disposed between the housing and the diffuser to maintain a distance therebetween. The spacer comprises a supporting portion to support the diffuser to maintain the separation and a base connected to the supporting portion and fixed on the housing. The base comprises a hook engaging the housing and a connecting portion connecting the supporting portion and the hook. A reflective layer is formed on the supporting portion to reflect the light from the light source.Type: GrantFiled: August 3, 2004Date of Patent: May 8, 2007Assignee: AU Optronics Corp.Inventor: Yi-Shiuan Tsai
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Patent number: 7213938Abstract: A lighting fixture that includes an elongated housing supporting at least one lamp and including a wall and an opening opposite the wall. The wall includes a first tongue formed therein. A first suspension cable is coupled with the housing. The suspension cable includes opposite first and second ends. The first end of the suspension cable has a loop engaging the first tongue of the wall of the housing and the second end of the suspension cable is adapted to engage a support to suspend the housing from the support.Type: GrantFiled: April 2, 2004Date of Patent: May 8, 2007Assignee: Hubbell IncorporatedInventors: Gary W. Brondt, Wilton L. Fowler, Jr.
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Patent number: 7213939Abstract: This disclosure describes a lighting apparatus comprising a light hue modulating device that generates compensating light to adjust the light to a desired hue within a space regardless of the hue of the ambient light within the room.Type: GrantFiled: March 2, 2004Date of Patent: May 8, 2007Assignee: Hewlett-Packard Development Company, L.P.Inventors: Andrew L. Van Brocklin, Daryl E. Anderson