Patents Issued in March 23, 2010
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Patent number: 7681516Abstract: A horn includes a base adapted to be mounted to a bar, and a sound-generating unit. The base includes a support member and an elastic connecting member. The support member has a bottom portion adapted to be placed adjacent to the bar, a top portion extending upwardly from the bottom portion, and a hook protruding from the bottom portion. The elastic connecting member has an annular portion fittingly sleeved over the bottom portion of the support member, and a clamping portion extending from the annular portion and adapted to wrap around the bar and be releasably hooked onto the hook. The sound-generating unit includes a hollow horn body sleeved on the top portion of the support member, and a reed member disposed in the horn body and having opposite ends in fluid communication respectively with the air inside and the air outside the horn body.Type: GrantFiled: June 13, 2008Date of Patent: March 23, 2010Assignee: Co-Union Industry Co., Ltd.Inventor: Ming-Chang Chen
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Patent number: 7681517Abstract: A pointer for an instrument panel which is actively lighted and, more specifically, an actively lighted pointer including a flex circuit.Type: GrantFiled: February 28, 2008Date of Patent: March 23, 2010Assignee: Visteon Global Technologies, Inc.Inventors: Matthew Ritthaler, Michael J. Luettgen
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Patent number: 7681518Abstract: A method of depositing a coating to a surface of an inflatable component by providing a vacuum chamber system having an inner chamber positioned within an outer chamber. At least one coating material is introduced into at least one of the inner and outer chambers to deposit a coating onto an exposed surface of the component. This invention also provides methods of masking portions of surfaces of an inflatable component to prevent a coating from being deposited on the masked portion.Type: GrantFiled: December 7, 2005Date of Patent: March 23, 2010Assignee: AMS Research CorporationInventors: Charles C. Kuyava, John W. Westrum, Jr., Gary J. Nachreiner, Mona J. Inman
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Patent number: 7681519Abstract: Embodiments relate to an apparatus for coating a photoresist layer and a photolithography method using the apparatus. In embodiments, the apparatus may include a rotatable wafer support for supporting a wafer to be coated with a photoresist layer, a beam nozzle for performing WEE (Wafer Edge Exposure) with respect to a photoresist layer at an edge of the wafer on the wafer support, and a spray nozzle for spraying an alkali solution onto an edge of the wafer exposed through the beam nozzle.Type: GrantFiled: December 19, 2006Date of Patent: March 23, 2010Assignee: Dongbu HiTek Ltd., Co.Inventor: Chang Young Hong
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Patent number: 7681520Abstract: A functional droplet coating apparatus includes a functional droplet discharge head for discharging a functional droplet, a stage for setting thereon a board to be coated with the functional droplet discharged from the functional droplet discharge head, and a drying unit for covering one or entire part of the board set on the stage, the drying unit for drying the functional droplet ejected from the functional droplet discharge head.Type: GrantFiled: June 19, 2006Date of Patent: March 23, 2010Assignee: Seiko Epson CorporationInventors: Yuji Iwata, Manabu Nagasaka
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Patent number: 7681521Abstract: An SOD system (100A) comprises a process block (8) for performing a prescribed processing so as to form an insulating film on a wafer W, a carrier block (7) for transferring the wafer W from the outside into the process block (8), a sub-transfer mechanism (12) for transferring the substrate W between the process block (8) and the carrier block (7), and a main transfer mechanism (15). A process tower (T1) prepared by stacking one upon the other a plurality of process units for performing a series of processing for forming an insulating film on the wafer W is arranged detachable from the process block (8).Type: GrantFiled: November 7, 2003Date of Patent: March 23, 2010Assignee: Tokyo Electron LimitedInventor: Takahiro Nishibayashi
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Patent number: 7681522Abstract: The present invention provides an apparatus for manufacturing a bonded substrate that suppresses a defect in the bonded substrate. When the pressure in a vacuum chamber is at the atmospheric level, upper and lower chuck units respectively attract substrates through vacuum. When the vacuum chamber is depressurized, each chuck unit electrostatically attracts the associated substrate. During the depressurization of the vacuum chamber, the pressure for attracting each substrate to the associated chuck unit is controlled to be equal to the pressure in the vacuum chamber. This prevents each substrate from falling from or moving relative to the associated chuck unit. The first and second substrates are thus bonded together and accurately aligned.Type: GrantFiled: May 5, 2006Date of Patent: March 23, 2010Assignee: Fujitsu LimitedInventors: Koji Hashizume, Yoshimasa Miyajima, Norihiko Hatano, Tetsuji Kadowaki
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Patent number: 7681523Abstract: A method for counting somatic cells or fat droplets in milk on-line during milking by an automated or semi-automated milking system comprising the steps of: flowing milk as milked by the milking system through a measuring chamber (59); illuminating milk that flows through the measuring chamber; and recording multiple two-dimensional digital images of illuminated milk that flows through the measuring chamber, wherein the images are recorded through a lens system (49) to preferably obtain a spatial resolution better than about 5 microns in the images. Finally, a somatic cell or fat droplet count score of the milk is determined from the images by means of digital image processing, preferably including the use of neural networks.Type: GrantFiled: February 17, 2004Date of Patent: March 23, 2010Assignee: DeLaval Holding ABInventors: Nils Erik Holmertz, Epke Bosma
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Patent number: 7681524Abstract: An apparatus for the recreational use of pets, which is durable, lightweight, made with a versatile construction that has replaceable components, and is aesthetically appealing. Several aspects are comprised such as a structural frame support, sleeping platforms, a basket area for storing items, a litter box storage area, and an open floor storage area. Doors may be added to enclose the floor storage area. A scratch pad may be optionally mounted onto the frame.Type: GrantFiled: September 14, 2004Date of Patent: March 23, 2010Inventor: Bobette Margaret Hudson
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Patent number: 7681525Abstract: An ergonomic horse/animal feeder adapted for receiving a lower portion and jaw of two or more horse heads in a natural headset. The feeder is angular in shape and includes a horizontal bottom, a backside, an ergonomic feed front side, a first side and an opposite second side. A curved lip is disposed around a top of the angular sides. The backside is angled upwardly and outwardly from the horizontal bottom in a range of 60 to less than 90 degrees from the horizontal. A lower portion of the feed front side of the feeder is angled upwardly in a range of 60 to less than 90 degrees from the horizontal. An upper portion of the feed front side is angled upwardly and outwardly in a range of 30 to 60 degrees from the horizontal. This upward and outward angle of the feed front side allows the lower portion of the horse's head and jaw to be received inside the feeder for feeding in the natural headset.Type: GrantFiled: October 29, 2008Date of Patent: March 23, 2010Inventor: Karen L. Trulove
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Patent number: 7681526Abstract: A watering disc for use in a nipple assembly of a watering line system has an outer rim portion and an upper surface extending inwardly from said outer rim portion to an aperture provided through a center of the watering disc. The upper surface defines a plurality of separators and a plurality of individual compartments in an alternating manner about a circumference of the watering disc. The plurality of separators generally extend from proximate the center of the watering disc to the outer rim portion in order to define each individual compartment between the outer rim portion and two adjacent separators. Each individual compartment is substantially formed in a concave manner and are configured to receive and retain water from the watering line system. The watering disc is formed of plastic and has reflective particles integrally formed therein for attracting poultry to the watering disc.Type: GrantFiled: July 18, 2007Date of Patent: March 23, 2010Assignee: CTB, Inc.Inventors: Christopher Richard Roes, Susan S. Hight, Lionel L. Kreger
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Patent number: 7681527Abstract: Embodiments of a method and system are described for tracking and managing animals and/or food products. These embodiments can include entering into a computer system identification data for animals and location data for locations occupied by the animals. This data can be collected, for example, by a data service provider and transmitted to a data trustee. The data trustee may filter the data into official data and non-official data. The official data may be sent to an official database. When a public health issue arises, such as an occurrence of mad cow disease, the government may use an identifier for a diseased animal or a location identifier to request a trace report from the data trustee. The data trustee may then use the official data to provide a report showing, for example, which animals have commingled with the diseased animal. Based on this report, other sick or potentially sick animals can be treated, quarantined, or slaughtered.Type: GrantFiled: January 19, 2006Date of Patent: March 23, 2010Assignee: Micro Beef Technologies, Ltd.Inventor: William C. Pratt
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Patent number: 7681528Abstract: A netpen for breeding, storage or transport of fish in the sea, in particular completely or in part in open sea regions outside the skerries is provided. The netpen may be lowered in the sea to a desired depth. The netpen may be elevated to a half or approximately half submerged state for various work operations, such as maintenance and inspection of the netpen or harvesting. The netpen has a substantially spherical geometry. The netpen consists of a framework of stays, a horizontal through center pole also serving as a buoyancy adjusting element for elevation and lowering of the netpen, a horseshoe-shaped working platform having an integrated dock for working vessels. The entire working platform including dock is liftable and lowerable through buoyancy adjustment using a designated element. The working deck is mounted on an extended axle on the center pole. The netpen may be rotated inside said working deck.Type: GrantFiled: February 6, 2004Date of Patent: March 23, 2010Assignee: Byks ASInventors: Anders Ytterland, Endre Kvalheim
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Patent number: 7681529Abstract: An aquarium aerator unit includes an anchor that is weighted by an aquarium bedding material. The anchor includes a lower portion that has a defined edge and spaced-apart side sections proximate to the lower portion. An inner space is formed between the side sections above the lower portion. The defined edge provides a shovel edge that eases the lower portion into the bedding material and the inner space storing the bedding material to enhance stability and aesthetics.Type: GrantFiled: April 11, 2008Date of Patent: March 23, 2010Assignee: J.W. Pet Company, Inc.Inventors: Jonathan Willinger, Peter Ragonetti
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Patent number: 7681530Abstract: The invention is a zero edge or infinity aquarium for viewing aquatic life. The design offers unobstructed viewing through a smooth lens of water on the sides and the top. The aquarium is constructed of a transparent material and water is circulated over the top of and along the outside of the sidewall before being collected in a gutter and drain box. The top edge and corners of the aquarium are rounded to aid in the flow of water. The water is then returned to the interior of the aquarium via an infeed. The infeed may comprise a sump, pump, piping, valving, and a return outlet. It offers a unique view of the contents as there appears to be no lid, edge, or structure within the water.Type: GrantFiled: November 3, 2006Date of Patent: March 23, 2010Assignee: ZeroEdge Aquarium Corp.Inventor: Brett Perry
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Patent number: 7681531Abstract: A system for quantifying or assigning values to habitats and/or species occurring within a geographic site. In one implementation, for example, a baseline habitat value is assigned to a geographic site prior to the performance of a proposed activity impacting the site, such as development or construction. The baseline habitat value is based at least in part on the specific types of habitats found in the site, the number of species found in the site, and the key ecological functions associated with each species. The baseline habitat value can be adjusted to account for the potential presence of invasive plant species within the site. A future habitat value for the site following the performance of the activity also can be determined. A debit value associated with the proposed activity can be determined by subtracting the future habitat value from the baseline habitat value.Type: GrantFiled: February 21, 2007Date of Patent: March 23, 2010Inventor: Thomas O'Neil
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Patent number: 7681532Abstract: A carrier for an animal providing expanded and collapsed configurations. The carrier may include an inner shell and an outer shell with respective openings that are co-positioned when the carrier is in the collapsed configuration. A moving wall may effectively block one of the openings when the carrier is in the expanded configuration.Type: GrantFiled: June 14, 2006Date of Patent: March 23, 2010Inventor: Thomas Clarke Deane
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Patent number: 7681533Abstract: A multi-purpose furniture structure and system may be used for caring for an animal throughout the life of the animal. For small animals such as puppies, this furniture system may be used as a dwelling in which the owner may train the animal to behave in a desired manner. Animal toys may be stored in the animal living space as well. A removable barrier such as a grate or plastic ventilated sheet may cover a front opening to prevent undesirable movement of the animal in and out of the furniture structure. Animals may use a detachable ramp member to climb to the top of the furniture structure. For larger or older animals, the furniture structure may serve as a bed or as a means to help the animal get into the bed of the owner. The furniture structure may form a bed for animals of all ages. The bed may be positioned adjacent an owner's bed.Type: GrantFiled: May 19, 2006Date of Patent: March 23, 2010Inventor: Dan Dietz
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Patent number: 7681534Abstract: A gate is operatively secured to the three-point hitch of a vehicle such as a tractor or the like and is movable between a forwardly extending transport position at one side of the vehicle, a substantially vertically disposed second position, and a third rearwardly extending position to close an opening in a fence or the like. The gate may be moved by an electrical motor/gearbox or a hydraulic motor/gearbox and is radio controllable.Type: GrantFiled: February 12, 2007Date of Patent: March 23, 2010Inventor: Steven L. Niewohner
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Patent number: 7681536Abstract: A fluid heater constructed of rectangular tubing through which fluid to be heated is circulated in a circuitous path. The floor and walls of a combustion chamber of the heater are constructed of the rectangular tubing. A tubular coil stack is positioned over the combustion chamber and surrounded by coil stack chamber walls constructed of the rectangular tubing. Consequently, all surfaces of the fluid heater exposed directly to flame are constantly cooled by the fluid to be heated. A combustion unit of the fluid heater is removable to facilitate maintenance.Type: GrantFiled: March 22, 2007Date of Patent: March 23, 2010Inventor: Patrick A. Kaupp
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Patent number: 7681537Abstract: A system and method for removing gases from an engine coolant system. In one embodiment, the system includes a fluid system that is operable to collects gas, and a gas collection system coupled to the fluid system. The system also includes a venturi pump system coupled to the fluid system and to the collection system, where the venturi pump system is operable to extract the gas from the fluid system via the collection system.Type: GrantFiled: August 17, 2008Date of Patent: March 23, 2010Assignee: Cummins Intellectual Properties, Inc.Inventors: Howard S. Savage, Kerk B. McKeon
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Patent number: 7681538Abstract: An internal combustion engine which varies a compression ratio by changing a top dead center position of a piston, including an engine block, the piston disposed in the engine block, a crank shaft supported by the engine block, and a plurality of links connecting the piston and the crank shaft. A first control shaft and a second control shaft respectively are supported by the engine block, each of which has a main shaft portion rotatably supported by the engine block and an eccentric portion eccentric to the main shaft portion, the eccentric portions of the first control shaft and the second control shaft deviating from axes of the respective main shaft portions in mutually different directions when viewed from an axial direction. A plurality of control links connect any one of the plurality of links connecting the piston and the crank shaft, and the first control shaft and the second control shaft.Type: GrantFiled: March 18, 2008Date of Patent: March 23, 2010Assignee: Nissan Motor Co., Ltd.Inventors: Ryosuke Hiyoshi, Shinichi Takemura, Yoshiaki Tanaka
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Patent number: 7681539Abstract: A method to improve the performance of an electrically operable mechanical valve actuator is described. The system is capable of providing heat to targeted areas of an actuator so that valve performance may be improved during at least some operating conditions.Type: GrantFiled: December 5, 2006Date of Patent: March 23, 2010Assignee: Ford Global Technologies, LLCInventors: Richard Wineland, Craig Stephan, Jim McCarthy, Clay Maranville, Larry Elie, Allan Gale
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Patent number: 7681540Abstract: Provided is a control apparatus for an internal combustion engine which controls the internal combustion engine in such a manner as to prevent excessive overshoot of an actual phase angle at a time of phase angle feedback control.Type: GrantFiled: June 26, 2008Date of Patent: March 23, 2010Assignee: Mitsubishi Electric CorporationInventors: Shinji Watanabe, Toru Tanaka, Tatsuhiko Takahashi
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Patent number: 7681541Abstract: A position sensing system uses two sensing elements to sense the rotary position of target wheels mounted on two camshafts. The two sensing elements are mounted in a common sensor housing and preferably the two sensor elements share power and ground wires, and each sensor element has its own signal wire. The wires preferably are contained within a common conduit that extends from the housing to a location outside of the rocker cover. The end of the conduit may support one-half of an electrical connector that terminates the wires from the sensors. Mounting the two sensing elements in a common housing simplifies mounting the sensors on the engine, and reduces the number of wires required to power and derive signals from the two sensors. The target wheels are mounted directly on the camshafts and are positioned along the axis of the camshaft, spaced from the camshaft ends.Type: GrantFiled: March 14, 2006Date of Patent: March 23, 2010Assignee: Chrysler Group LLCInventors: Michael S. Boggess, Mark R. Arcori, David W. Fiddes
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Patent number: 7681542Abstract: In an adjustment device for adjusting the phase position of a camshaft relative to a crankshaft of an internal combustion engine which includes a hydraulic system for supplying hydraulic fluid under pressure to the adjustment device for the controlled admission to, and release thereof from, operating chambers of the adjustment device under the control of a control device including a control valve, the operating chambers are in communication with one another via control valves to permit flow of hydraulic fluid from one set of operating chambers to another by the varying torques effective on the camshaft or by controlling fluid supply to the operating chambers from the hydraulic fluid supply system.Type: GrantFiled: November 30, 2007Date of Patent: March 23, 2010Assignee: Daimler AGInventors: Enrico Paul, Uwe Reuter, Holger Rudzinski, Ulrich Stubbemann
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Patent number: 7681543Abstract: A tappet apparatus cooperates with a valve and a cam. The apparatus includes a case to reciprocate motion of the cam; and a locking unit in the ease, movable between an activated position at which the valve reciprocates motion of the case, and a deactivated position at which the valve is stationary regardless of the motion of the case. The locking unit may include first and second passages in the case; a pin, movable between a first and a second position within the first passage; and a column in the second passage. The pin may be situated in the column when the pin is in the second position. The activated position may be defined by the pin being in the first position, and the deactivated position may be defined by the pin being in the second position.Type: GrantFiled: December 10, 2007Date of Patent: March 23, 2010Assignee: Hyundai Motor CompanyInventors: Ki Uk Shin, Jin Kook Kong, Won Geun Lee, Kiyoung Kwon
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Patent number: 7681544Abstract: A control device is configured for use with an engine of a power equipment apparatus. The control device includes a base, a first knob, and a second knob. The first knob is positioned adjacent to the base and is rotatable about an axis with respect to the base while being substantially restrained from axial movement along the axis with respect to the base. The first knob has an aperture surrounding and extending along the axis to define a passageway extending through the first knob. The second knob has an end portion slidingly received within the aperture of the first knob such that the second knob is axially movable along the axis with respect to the base and the first knob. Power equipment apparatus and saddle-type vehicles including control devices are also provided.Type: GrantFiled: June 7, 2007Date of Patent: March 23, 2010Assignee: Honda Motor Company, Ltd.Inventor: Camas Reed
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Patent number: 7681545Abstract: An idling stop control of the invention attains an auto start and an auto stop of an engine. At a time point t1, pre-set stop conditions are met to cut off a fuel supply to the engine. Preset starting conditions may be met at a time point t2 when the engine still continues rotating in a normal direction by the inertial force. In this state, the idling stop control starts cranking the engine. The preset starting conditions may be met at a time point t4 when a piston does not complete a compression cycle immediately before a stop of the engine but is pressed back by the compressed air to rotate the engine in a reverse direction. In this state, the idling stop control waits until cancellation of the reverse rotation of the engine and then starts cranking the engine. The arrangement of the invention desirably ensures a quick start of the engine, while effectively preventing an excess stress from acting on a gear mechanism, which connects a starter motor to the engine.Type: GrantFiled: October 19, 2004Date of Patent: March 23, 2010Assignee: Toyota Jidosha Kabushiki KaishaInventors: Nobuyuki Taki, Minoru Kato
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Patent number: 7681546Abstract: A device for controlling the operating state of a system for the automatic starting/stopping of a heat engine of a vehicle. The invention is characterized in that the device comprises at least one operating state indicator (F1, F2) which is associated with an operating mode of the system and which can adopt a first position (B1, P1) in an operating mode inhibition state, a second position (B2, P2) in an operating mode activation state and a third position (B3, P3) in an operating mode intermediate state.Type: GrantFiled: September 22, 2005Date of Patent: March 23, 2010Assignee: Valeo Equipements Electriques MoteurInventors: Brice Lecole, Magali Laurence
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Patent number: 7681547Abstract: A method of operating a hybrid powertrain system is provided for a vehicle that includes an internal combustion engine having an engine output to drive the vehicle and a motor having a motor output to drive the vehicle. The motor is operatively connected to the engine and operable to crank the engine. The method includes the steps of reducing compression in at least one engine cylinder and operating the motor to crank the engine. A hybrid powertrain system for a hybrid vehicle is also provided.Type: GrantFiled: September 11, 2008Date of Patent: March 23, 2010Assignee: Eaton CorporationInventor: Douglas A. Hughes
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Patent number: 7681548Abstract: There is described a method and an installation for lubricating cylinder surfaces 6 in large diesel engines. The installation includes a lubricating apparatus 3 with a number of piston pumps 4 which via connecting lines 5 are connected with lubricating points 6 in the cylinder walls 7. In order to enable electronically controlled regulation of the lubricating oil portion, there is provided an electronic control unit 9 which is connected with a flow regulator 8. The flow regulator includes redirecting valves 12 which are inserted in connecting lines 5 between the lubricating apparatus 3 and the lubricating points 6.Type: GrantFiled: June 30, 2005Date of Patent: March 23, 2010Assignee: Hans Jensen Lubricators A/SInventor: Jan Aamand
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Patent number: 7681549Abstract: An oscillating piston engine comprises an internal combustion engine part having a housing part in which there are arranged a first and at least a second piston which can jointly revolve in the housing part about an axis of rotation fixed in relation to the housing and which, when revolving about the axis of rotation, perform reciprocating oscillating movements in opposition to one another about an axis of oscillation extending perpendicularly to the axis of rotation. The first piston has a first end face and the at least second piston has a second end face facing the first end face, the end faces delimiting a working chamber in the direction of oscillation of the pistons. The internal combustion engine part is adjoined in the direction of the axis of rotation by an electromotive part having at least one rotor which is arranged concentrically with the axis of rotation and which is arranged in a housing part adjoining the housing part of the internal combustion engine part.Type: GrantFiled: June 16, 2008Date of Patent: March 23, 2010Inventor: Herbert Huettlin
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Patent number: 7681550Abstract: An internal combustion engine 10 includes a fuel injection valve 37 for injecting a gasoline fuel into a combustion chamber 25, and a spark plug 35. When the internal combustion engine is operated in a light-load region, the fuel is injected at an early and/or middle stage of an intake strode, whereby a homogeneous air/fuel mixture is formed and compressed to thereby perform a premixed-charge compression auto-ignition operation in which the fuel is auto-ignited and combusted. When the internal combustion engine is operated in a middle-load region, a spark-ignition combustion operation is performed. When the internal combustion engine is operated in a high-load region, air taken into the combustion chamber is compressed, and the fuel is injected into the compressed air, thereby performing a diffusion combustion operation in which the fuel is diffusion-combusted.Type: GrantFiled: February 22, 2006Date of Patent: March 23, 2010Assignee: Toyota Jidosha Kabushiki KaishaInventor: Tatsuo Kobayashi
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Patent number: 7681551Abstract: A mounting structure on motorcycle for protecting a capacitor from vibration and heat. In an engine having an upright cylinder a throttle body is connected to an intake path of the cylinder via an insulator, and the throttle body is connected to an air cleaner via a connecting tube. The throttle body is thereby elastically supported relative to the engine and a vehicle body frame via the insulator and the connecting tube. A capacitor is disposed at a position downward of the throttle body. The capacitor is supported integrally with the throttle body using a lower portion of a throttle body cover that covers both left and right sides of the throttle body. A vibration isolating support structure is thus achieved for the capacitor by using the throttle body that is elastically supported.Type: GrantFiled: March 21, 2007Date of Patent: March 23, 2010Assignee: Honda Motor Co., Ltd.Inventor: Kenji Konno
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Patent number: 7681552Abstract: An engine ECU executes a program including: the step of increasing a determination value by a correction amount if the number of knock intensities not lower than the determination value is not smaller than a threshold value among knock intensities of a plurality of predetermined number of continuous ignition cycles; and the step of increasing the determination value by a correction amount if the number of knock intensities not smaller than the determination value is not smaller than a threshold value, among knock intensities of a plurality of ignition cycles satisfying the condition that a coefficient of correlation calculated by comparing a vibration waveform and a knock waveform model is not smaller than a threshold value, of the knock intensities of a plurality of predetermined continuous ignition cycles.Type: GrantFiled: October 1, 2007Date of Patent: March 23, 2010Assignees: Toyota Jidosha Kabushiki Kaisha, Denso Corporation, Nippon Soken, Inc.Inventors: Rihito Kaneko, Kenji Kasashima, Masatomo Yoshihara, Kenji Senda, Norihito Hanai, Yasuhiro Yamasako, Shuhei Oe, Yuichi Takemura
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Patent number: 7681553Abstract: A reactive acoustic dampener includes a nested three chambered configuration and connecting tubes that may be fully integrated into the fuel rail of a fuel injection system.Type: GrantFiled: August 11, 2008Date of Patent: March 23, 2010Assignee: Pulsco, Inc.Inventors: Sorin Cora, John E. Kaiser, Richard J. Serocki
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Patent number: 7681554Abstract: As one embodiment, a method of operating an engine of a vehicle is provided wherein the engine has a variable engine output. The method comprises during a first engine output, delivering a first fuel to at least a cylinder of the engine via a first injector and directly injecting a second fuel directly into said cylinder via a second injector; and during a second engine output lower than said first engine output, delivering said first fuel to said at least a cylinder of the engine via said first injector and directly injecting at least a purging substance via said second injector based on an idle period since a previous injection by said second injector.Type: GrantFiled: July 11, 2007Date of Patent: March 23, 2010Assignees: Ford Global Technologies, LLC, Ethanol Boosting Systems, LLCInventors: Robert A. Stein, Leslie Bromberg, Paul N. Blumberg, Daniel R. Cohn, John B. Heywood
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Patent number: 7681555Abstract: A controller for controlling the operation of a fuel injector having a piezoelectric actuator which is operable by the application of a voltage drive profile across the actuator, the controller comprising inputs for receiving data relating to one or more engine parameters and a processor for determining a voltage drive profile for controlling the actuator in dependence upon the one or more engine parameters. The voltage drive profile is arranged to comprise an activating voltage component to initiate an injection event and a deactivating voltage component to terminate the injection event, the activating and deactivating voltage components being separated by a time interval TON. The controller further receives outputs for outputting the voltage drive profile as determined by the processor to the actuator, wherein the processor is arranged to set the time interval TON greater than or equal to a predetermined pressure wave time period (TP) of a pressure wave cycle within the injector.Type: GrantFiled: May 22, 2007Date of Patent: March 23, 2010Assignee: Delphi Technologies, Inc.Inventors: Andrew John Hargreaves, Michael P Cooke
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Patent number: 7681556Abstract: A fuel supply system for supplying a fuel to an engine mounted on an upper frame of heavy construction/forest equipment is provided. The fuel supply system includes a junction tank unit for interflowing a fuel supply line which is connected to a lower end of a primary fuel tank and a fuel supply line which is connected to a lower end of a secondary fuel tank, the fuel supply lines being connected in parallel to each other, a water separator connected to the junction tank unit via a fuel supply line, a fuel supply line for supplying the fuel to an engine from the water separator, and a fuel recovery line for recovering a remaining fuel from the engine to the primary fuel tank.Type: GrantFiled: May 25, 2007Date of Patent: March 23, 2010Assignee: Volvo Construction Equipment Holding Sweden ABInventor: Soo Bong Hwang
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Patent number: 7681557Abstract: A canister for a vehicle may include a cover member covering a hole formed at a floor panel corresponding to a fuel pump module mounted on a fuel tank, and a main body integrally formed at a lower surface of the cover member, and connected to the fuel pump module through a hose so as to collect evaporation gas generated in the fuel tank and supply the evaporation gas to an intake line.Type: GrantFiled: November 17, 2008Date of Patent: March 23, 2010Assignee: Hyundai Motor CompanyInventor: Chang Han Kim
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Patent number: 7681558Abstract: A method for improving fuel heating is presented. The method can reduce system complexity and cost when fuel is heated within a fuel injector. In one embodiment, the method independently heats and injects fuel by changing the direction of current flow through a fuel circuit.Type: GrantFiled: January 15, 2008Date of Patent: March 23, 2010Assignee: Ford Global Technologies, LLCInventors: Allan Roy Gale, Joseph Norman Ulrey, Larry Dean Elie, Paul Raymund Nicastri, Ross Dykstra Pursifull
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Patent number: 7681559Abstract: A torsion damping mechanism for a rotary blower is provided that has improved durability and ease of installation into the rotary blower. A rotary blower including a torsion damping mechanism according to an embodiment of the present invention is also provided.Type: GrantFiled: December 21, 2006Date of Patent: March 23, 2010Assignee: Eaton CorporationInventors: Mark H. Pratley, Michael J. Otto
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Patent number: 7681560Abstract: The present invention prevents an EGR sensor installed in an engine's EGR path from being soiled by soiling substances in exhaust. A catalyst is positioned upstream of the EGR sensor to purify the soiling substances in EGR gas. The status of the EGR sensor is properly controlled in accordance with the conditions of the catalyst. This ensures the EGR sensor is less likely to be affected by the soiling substances in the exhaust under any circumstances of the EGR path and allows the EGR sensor to avoid a decrease in the accuracy of EGR gas detection. An alternative configuration may be employed such that the EGR gas recirculates from the downstream side of a catalyst installed in a main exhaust path.Type: GrantFiled: November 20, 2007Date of Patent: March 23, 2010Assignee: Hitachi, Ltd.Inventors: Shiro Yamaoka, Eiichiro Ohata, Jun Kubo, Noboru Tokuyasu, Toshiki Otsuki, Hiroaki Hoshika
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Patent number: 7681561Abstract: A fuel delivery system for an internal combustion engine and a method of operating the fuel delivery system are provided. An example embodiment of the method includes: transferring at least some fuel from a first fuel storage region to a second fuel storage region via a pump during a first condition; draining at least some fuel from the second fuel storage region to the first storage fuel region via gravity during a second condition; and delivering fuel from the first fuel storage region to a first fuel injector of a cylinder of the internal combustion engine; and delivering fuel from the second fuel storage region to a second fuel injector of the cylinder.Type: GrantFiled: May 11, 2009Date of Patent: March 23, 2010Assignee: Ford Global Technologies, LLCInventor: James Hilditch
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Patent number: 7681562Abstract: A first current is supplied to a first primary winding of an ignition coil and a second current is supplied to a second primary winding of the ignition coil. A voltage is generated across a secondary winding of the ignition coil and an ignition spark current is generated at a spark plug coupled to the secondary winding. The ignition spark current is based upon the generated voltage and the sum of the first current and the second current.Type: GrantFiled: January 31, 2008Date of Patent: March 23, 2010Assignee: Autotronic Controls CorporationInventor: Herbert Boerjes
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Patent number: 7681563Abstract: An ignition coil apparatus for an internal combustion engine can be produced at low cost with a simple structure, and can be inserted into a bent plug hole without impairing insertability thereof. The apparatus is provided with a high voltage tower (2b) that holds a high voltage terminal (8) in its interior, and a cylindrical plug boot (10) that has electrical insulation and flexibility and is attached at its one end to the high voltage tower (2b). The plug boot 10 is installed on a main body of the internal combustion engine by being inserted into the bent plug hole. The plug boot (10) has a thin wall part (10a) of a thin thickness formed at a location facing in opposition to a bent portion of the plug hole.Type: GrantFiled: November 2, 2007Date of Patent: March 23, 2010Assignee: Mitsubishiki Electric CorporationInventors: Takashi Idogawa, Takeshi Shimizu
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Patent number: 7681564Abstract: An internal combustion engine has at least one cylinder, wherein in the cylinder there is a piston, which has a recess. Furthermore, the internal combustion engine has a cylinder head, which has the shape of a roof complementary to the roof-shaped geometry of the piston with a first and second side converging in the shape of a gable, with the piston and the cylinder head defining a top side and a bottom side of a combustion chamber. The internal combustion engine has an ignition device, which is arranged at least approximately in the center in the roof shape. The cylinder further has preferably two inlet valves, which are arranged in the first side, and also preferably two outlet valves, which are arranged in the second side. The recess extends past both sides, wherein the recess includes at the side approximately vertically descending sides and a base. The piston further has at least two, preferably four quench zones, which are at least partially separated from each other by valve pockets for valves.Type: GrantFiled: January 7, 2006Date of Patent: March 23, 2010Assignee: FEV Motorentechnik GmbHInventors: Markus Umierski, Bertold Hüchtebrock
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Patent number: 7681565Abstract: An air/fuel ratio control system is provided for an internal combustion engine having a plurality of cylinders and an air/fuel ratio sensor. The air/fuel ratio sensor is disposed at an exhaust gas merging portion of an exhaust passage where exhaust gas discharged from the plurality of cylinders merges together. The system includes an air/fuel ratio control device, an abnormality diagnosis device, and an enabling device. The air/fuel ratio control device individually controls an air/fuel ratio of each of the plurality of cylinders based on an output of the air/fuel ratio sensor. The abnormality diagnosis device determines whether abnormality of the air/fuel ratio sensor exists. The enabling device enables the air/fuel ratio control device to execute the controlling of the air/fuel ratio of each of the plurality of cylinders when the abnormality diagnosis device determines that the abnormality of the air/fuel ratio sensor does not exist after starting of the engine.Type: GrantFiled: March 13, 2008Date of Patent: March 23, 2010Assignee: DENSO CorporationInventor: Kenichi Fujiki
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Patent number: 7681566Abstract: An adjustable arrow rest assembly including a bracket for mounting to an archery bow, a shaft carriage secured to the mounting bracket, a vertical stop extending from the shaft carriage, an elevation block positioned on the shaft carriage which further includes a travel channel for leveling the vertical stop and a launcher capable of rotation in association with the elevation block. The shaft carriage may receive a shaft therein which may support the launcher and/or a launcher body. A bias element may be positioned on the shaft to apply a rotational bias force to the shaft. A travel limiter may be inserted in the travel channel to limit the rotation of the elevation block by limiting the path of travel of the travel channel. The shaft carriage may also be capable of lateral movement within the mounting bracket so as to provide windage adjustment to the arrow rest.Type: GrantFiled: January 4, 2007Date of Patent: March 23, 2010Inventor: Gregory A. Mertens