Patents Issued in September 18, 2007
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Patent number: 7270109Abstract: Enhanced combustibility by increasing the difference in intake gas velocity between a low flow velocity region and first and second high flow velocity regions in an intake port. An intake port of an internal combustion engine has an intake flow control port portion provided with first and second projecting portions. In the passage cross section of the intake flow control port portion, there are provided a low flow velocity region, and first and second high flow velocity regions formed on either side of and across the low flow velocity region and the first and second projecting portions wherein the maximum flow velocity of intake gas is comparatively larger than that in the low flow velocity region. The intake gas reaches intake ports with a flow velocity distribution having the relationship of the magnitudes of flow velocities in the low flow velocity region and first and second high flow velocity regions.Type: GrantFiled: June 28, 2006Date of Patent: September 18, 2007Assignee: Honda Motor Co., Ltd.Inventor: Shigeyuki Hara
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Patent number: 7270110Abstract: A four-stroke engine with intake air compression chamber. The intake air compression chamber has a pressure responsive displaceable member therein to compress inlet air passively in response to differential pressure between a sealed crankcase and air in the inlet side of the inlet air compression chamber. The displaceable member is substantially impervious to air, oil, and fuel. When the piston moves away from the intake air compression chamber, decreasing pressure draws the displaceable member toward the crankcase, and the movement of the displaceable member draws into the intake side of the inlet air compression chamber through a one way inlet valve. When the piston moves toward the inlet air compression chamber, fluidwise, compressed gas in the crankcase causes increased pressure on the displaceable member, compressing the inlet air, and directing compressed inlet air out through a one-way outlet valve.Type: GrantFiled: December 21, 2005Date of Patent: September 18, 2007Inventor: Frank Keoppel
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Patent number: 7270111Abstract: A common engine speed control mechanism for small internal combustion engines, which may be configured to allow for actuation of the speed control mechanism between stop, idle, and various engine running speed positions by actuation of one of a selected plurality of speed control levers. Each of the plurality of speed control levers is oriented so that it is movable in a direction which is substantially non-parallel to the direction of movement of the other speed control levers. In one embodiment, the actuation of the common speed control mechanism can be accomplished by movement of a first speed control lever in a substantially horizontal, side-to-side direction or by movement of a second speed control lever in a substantially vertical, up-and-down direction.Type: GrantFiled: February 3, 2006Date of Patent: September 18, 2007Assignee: Tecumseh Products CompanyInventors: Anthony F. Grybush, James G. Leu, Stephen T. Davis, William H. Atkinson
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Patent number: 7270112Abstract: For an internal combustion engine having an in-cylinder injector and an intake manifold injector, setting of the ratio of fuel injection (DI ratio) between these injectors is changed depending on whether the intake manifold injector is in a high temperature state or a non-high temperature state (normal state). Specifically, when the intake manifold injector is at a high temperature, the setting of the DI ratio is controlled so that the quantity of fuel to be injected from the intake manifold injector is larger than that according to setting of the fuel injection quantity in the normal state under the same engine conditions.Type: GrantFiled: June 30, 2006Date of Patent: September 18, 2007Assignee: Toyota Jidosha Kabushiki KaishaInventor: Kenichi Kinose
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Patent number: 7270113Abstract: The invention concerns a method for controlling high pressure fuel supply of a set of injectors connected to a common high pressure chamber, called common rail C in a direct injection fuel circuit, through a high pressure pump (P), by acting on the low pressure supply of said pump (P) through an electromagnetic slide valve (E), controlled by the computer managing the operating conditions of the engine which consists in providing, inside the electromagnetic valve (E) one or more internal leakage flows, either from high pressure to low pressure, or from low pressure upstream of the electromagnetic valve (E) to the low pressure downstream thereby solving the specific problems related to the three operating modes of the engine: engine brake, engine shutdown, idle speed.Type: GrantFiled: July 8, 2003Date of Patent: September 18, 2007Assignee: Siemens Automotive Hydraulics SAInventors: Christian Hervault, Dominique Veret, Philippe Bauer
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Patent number: 7270114Abstract: A fuel injection system for internal combustion engines having a plurality of fuel injectors, in which the fuel injectors each have one high-pressure connection and one low-pressure connection, and the low-pressure connections discharge into at least one manifold line. The system has a means, located between the manifold line and a pressureless fuel return, for maintaining the fuel pressure; at least one throttle is located between the low-pressure connection of each fuel injector and the means for maintaining the fuel pressure.Type: GrantFiled: March 31, 2004Date of Patent: September 18, 2007Assignee: Robert Bosch GmbHInventors: Patrick Mattes, Hans Brekle
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Patent number: 7270115Abstract: In a method for the pressure regulation in a common rail fuel injection system of an internal combustion engine wherein pressurized fuel is supplied to the various combustion chambers of the engine via injectors under the control of an electronic control unit, a first actual control pressure is determined from a measured rail pressure and compared with a desired rail pressure in order to form a first control deviation, whereupon a volume flow depending on the first control deviation is determined and, from the measured rail pressure, a second actual rail pressure is determined using overridingly the second actual rail pressure for the calculation of the controller parts of the high pressure controller.Type: GrantFiled: November 10, 2006Date of Patent: September 18, 2007Assignee: MTU Friedrichshafen GmbHInventor: Armin Dölker
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Patent number: 7270116Abstract: An internal combustion engine comprises an engine controller (ECU) governing fuel supply to the combustion engine by a fuelling map, which adapts the amount of fuel supplied to the engine responsive to engine speed, engine load and a volumetric efficiency of the engine. A variable intake system with at least one valve changes an effective tuning length of said variable intake system wherein degradation of said variable intake system can be diagnosed by comparing a calculated pressure variation of an inlet pressure of said variable intake system with a predetermined value for the pressure variation. The engine controller (ECU) adapts the fuelling map responsive to the diagnosis of degradation of the at least one valve of the variable intake system.Type: GrantFiled: November 3, 2005Date of Patent: September 18, 2007Assignee: Ford Global Technologies, LLCInventors: Joakim Pauli, Anders Lingenhult
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Patent number: 7270117Abstract: A vent apparatus includes a vent housing adapted to be mounted on a fuel tank to extend into an interior region of the fuel tank and a fuel vapor discharge conduit leading from the vent housing to a fuel vapor recovery canister. The vent apparatus further includes a discharge regulator configured to regulate flow of fuel vapor from the vent housing into the fuel vapor discharge conduit.Type: GrantFiled: May 25, 2006Date of Patent: September 18, 2007Assignee: Stant Manufacturing Inc.Inventor: Jeffrey E. Devall
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Patent number: 7270118Abstract: In an engine having a premixed combustion mode, an EGR flow rate estimating precision is deteriorated at a transient time, and a torque fluctuation and an exhaust gas deterioration are caused. In an engine control apparatus having a premixed combustion mode and a diffusion combustion mode, a sensor detecting an EGR flow rate is arranged in an EGR flow path of the engine, and a cylinder state of the engine is estimated by using an output value of the sensor detecting the EGR flow rate at a time when the engine is in the premixed combustion mode. Since it is possible to accurately detect the EGR flow rate at the transient time and feed back the EGR flow rate at a high response, it is possible to prevent a torque fluctuation and an exhaust gas deterioration.Type: GrantFiled: May 15, 2006Date of Patent: September 18, 2007Assignee: Hitachi, Ltd.Inventors: Shiro Yamaoka, Yoshihiro Sukegawa, Noboru Tokuyasu, Shinya Igarashi, Katsuaki Fukatsu, Takashi Kadohiro, Hidefumi Iwaki, Takanobu Ichihara
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Patent number: 7270119Abstract: An air-fuel ratio control apparatus for an internal combustion engine, implementing integral correction of the air-fuel ratio by an integral term edfii obtained by multiplying an integrated difference between a target air fuel ratio and the actual air-fuel ratio by an integral gain, wherein the upper and lower limit values of the integral term are set based on the actual intake air amount and the actual air-fuel ratio. This limits the range of the integral term edfii to prevent it from being set at an excessively high or low level removed from the realities of the intake air amount and the air-fuel ratio, and thereby to prevent erroneous air-fuel ratio correction by the integral term.Type: GrantFiled: April 22, 2004Date of Patent: September 18, 2007Assignee: Toyota Jidosha Kabushiki KaishaInventor: Noritake Mitsutani
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Patent number: 7270120Abstract: Each of a set of substitutable paintball magazines quickly attaches to a coupling feeder mounted on the ammunition intake port of a paintball marker, replacing the traditional hopper and sets of paintball cartridges. The coupling feeder includes a motor-driven paintball feeding mechanism.Type: GrantFiled: January 18, 2005Date of Patent: September 18, 2007Inventors: Lester V. Broersma, Joseph Landry
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Patent number: 7270121Abstract: This invention is directed toward a device and method of providing a substantial quantity of paintballs to a paintball gun in a manner which minimizes the target silhouette of the user and allows him/her to supply the paintball gun with relative ease, safety, and efficiency in that he/she does not have to reach for paintball pods to refill his/her marker. A force-feed mechanism removes paintballs from the backpack hopper and feeds them into the marker, while a ratcheting ceiling communicates with a sensor and brings the ceiling of the backpack hopper down on the remaining paintballs as more are fired to ensure that there is a constant pressure feeding the remaining paintballs into the force feed mechanism. The invention also optionally provides for an air canister located in the backpack hopper which even further lowers the player's profile as a target and protects the canister from damage.Type: GrantFiled: June 1, 2005Date of Patent: September 18, 2007Inventor: Curtis Robert Lubben
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Patent number: 7270122Abstract: A multi-purpose cooking apparatus includes a housing including a direct heat cooking area on one side and an indirect heat cooking area on the other side adjacent to the direct heat cooking area. A burner or burners are disposed beneath the direct heat cooking area. A removable cooking pan, having an open bottom formed by spaced rods, is located, in use, above the burners and below the direct heat cooking area. A removable water pan is interchangeable with the cooking pan and is selectively positionable within the housing in a first position beneath the indirect heat cooking area wherein heated water evaporating from the pan moistens the food, and a second position beneath the direct heat cooking area when the cooking pan is removed, wherein the water pan can be used for steaming as well as boiling and frying.Type: GrantFiled: May 8, 2003Date of Patent: September 18, 2007Assignee: Vidalia Outdoor ProductsInventor: Fletcher D. Jones
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Patent number: 7270123Abstract: A nebulizer for efficiently and reliably delivering aerosolized fluid to an inhaling patient is disclosed. The nebulizer, in one embodiment, includes a fluid channel air inlet and fluid channel air inlet valve responsive to either a manual force external of the nebulizer, or a patient's breathing, to begin the nebulization process. The nebulizer also includes a fluid return channel to a fluid source, such as a removable vial, containing fluid to be aerosolized.Type: GrantFiled: August 12, 2004Date of Patent: September 18, 2007Assignee: Trudell Medical InternationalInventors: Jerry Grychowski, Martin P. Foley, Michael Nuttall
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Patent number: 7270124Abstract: An inhaler for delivery by inhalation of a medicament from the canister which is compressible to deliver a dose of medicament. The inhaler comprises a housing (1) for holding a canister (2) having a generally cylindrical body (3) with the cylindrical axis of the body (3) in predetermined direction and a loading mechanism for loading a resilient loading element (7) which is arranged, when loaded, to bias compression of the canister (2). The loading mechanism comprises a loading member (8) engaging the resilient loading element (7) and two contact members (9) movable relative to the housing (1) in a movement direction orthogonal to said predetermined direction and arranged to drive the loading member (8) to load the resilient loading element (7), through a cam arrangement between the contact member (8).Type: GrantFiled: March 16, 2001Date of Patent: September 18, 2007Assignee: AstraZeneca ABInventor: Jörgen Rasmussen
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Patent number: 7270125Abstract: The invention enables testing of nearly all aircrew equipment including COMBAT EDGE system components which include a mask, a G-suit, communication systems, and a goggle. A gas system includes an input filter, a first compressor comprising at least one blower, preferably three blowers connected in series, a second compressor, a first flow sensor, a second flow sensor, a first flow valve, a second flow valve, a regulator, a first pressure sensor, a second pressure sensor, a first pressure valve, a second pressure valve, and a controller. The second compressor produces a lower flow at a higher pressure than the first compressor. When the G-suit inflates, initially there is a large change in volume without much change in pressure, and then, as the G-suit fills and becomes firm, the change in volume slows down and the rate of the pressure increases. A normal breathing test, a preflight test, a fit test, a G-suit leak test and two dynamic flow leak tests are conducted.Type: GrantFiled: July 26, 2004Date of Patent: September 18, 2007Assignee: Scot IncorporatedInventor: Clifford L. Jordan
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Patent number: 7270126Abstract: The invention is directed to a ventilation control system for controlling the ventilation of a patient. The ventilation control system utilizes a user-friendly user interface for the display of patient data and ventilator status. The user interface includes a graphic representation of a breath cycle that displays the breath cycle currently being ventilated, and is also responsive to changes in ventilation settings to assist the user in evaluation the effect of those changes on the ventilator strategy before the changes are implemented.Type: GrantFiled: March 2, 2006Date of Patent: September 18, 2007Assignee: Nellcor Puritan Bennett IncorporatedInventors: Charles L. Wallace, Warren G. Sanborn, David Arnett, Jay Butterbrodt, Howard L. Ferguson
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Patent number: 7270127Abstract: A medicament respiratory delivery device including a housing formed of opposed thermoformed polymeric sheets bonded together having formed therebetween a chamber having a medicament cartridge encapsulated between the sheets, an inlet aligned with a passage through the cartridge having a pierceable closure and an outlet aligned with the passage outlet having a burstable membrane. The device includes a pressure actuator formed as a blister between the sheets and a piercing element having a bow-shaped actuator portion and a shaft which pierces the pierceable closure upon actuation of the pressure actuator, delivering fluid under pressure to the cartridge passage, rupturing the membrane and expressing the medicament.Type: GrantFiled: September 3, 2002Date of Patent: September 18, 2007Assignee: Becton, Dickinson and CompanyInventors: Artis R. Lockhart, Vincent J. Sullivan, Lawrence A. Monahan, Anjana Bhuta Wills
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Patent number: 7270128Abstract: The invention prevents dynamic airway compression during ventilatory support of a patient. The respiratory airflow is determined by measurement or calculation, and a measure of the degree of dynamic airway compression is derived from the determined airflow. This measure is servo-controlled to be zero by increasing expiratory pressure if the measure of the degree of dynamic airway compression is large or increasing, and by reducing expiratory pressure if the measure of the degree of dynamic airway compression is small or zero.Type: GrantFiled: May 16, 2005Date of Patent: September 18, 2007Assignee: ResMed LimitedInventors: Michael Berthon-Jones, Michael David Hallett
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Patent number: 7270129Abstract: In one embodiment of the present invention, an electric folding flossing apparatus is provided and includes a handle and a power supply contained therein, an arm movably joined to the handle at one end and having a flossing tool disposed at another end, a motor mechanism contained within the arm and operable to move the flossing tool when activated, and includes the ability to supply power to the motor mechanism when the flossing tool is in an outstretched position. The ability to supply power to the motor mechanism is accomplished with a first electrical contact in communication with the power supply and positioned in the handle, and a second electrical contact in communication with the motor mechanism and positioned in the arm such that when the arm and the handle are in the outstretched position the first and second electrical contacts make an electrical connection such that power from the power supply operates the motor mechanism.Type: GrantFiled: June 28, 2004Date of Patent: September 18, 2007Assignee: Rehco, LLCInventor: Steven Rehkemper
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Patent number: 7270130Abstract: The present invention provides a method for cleaning semiconductor devices through heterogeneous nucleation of cavitation bubbles. Heterogeneous nucleation is performed by applying sonic energy to a cleaning solution and a phase material in order to remove unwanted particles from semiconductor devices. A surfactant may be added to the phase material and the cleaning solution.Type: GrantFiled: October 15, 2003Date of Patent: September 18, 2007Assignees: Infineon Technologies AG, International Business Machines CorporationInventors: Ravikumar Ramachandran, David Lee Rath
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Patent number: 7270131Abstract: Aqueous hard surface cleaning compositions comprising a non associative, acrylic copolymer alkali swellable emulsion and a set of alkaline detergent builders. Methods of producing the compositions, using the compositions for cleaning hard surfaces, and improving the cleaning efficiency of alkaline liquid cleaning compositions.Type: GrantFiled: September 6, 2005Date of Patent: September 18, 2007Inventors: Edward Hocking, Dimas Reyes
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Patent number: 7270132Abstract: A washer includes a plurality of washing devices for spraying washing water to an object to be washed from various directions of a washing tub, and a washing water feeding device for feeding the washing water. The washing water is sequentially sprayed from respective washing devices. Thus, the washing water can be sprayed to eating utensils from the various directions without increasing fed water, and a washing effect is improved. Speedy washing, energy saving, and water saving can be also achieved.Type: GrantFiled: February 9, 2001Date of Patent: September 18, 2007Assignee: Matsushita Electric Industrial Co., Ltd.Inventors: Hiroaki Inui, Makoto Oyama, Masaki Yura
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Patent number: 7270133Abstract: Systems and methods for cleaning asphalt contact surfaces are provided. One such system includes a means for determining a dilution ratio appropriate to a particular asphalt contact surface, a nozzle proximate to the asphalt contact surface, and a pump in fluid communication with the nozzle. The pump is configured to deliver to the nozzle a mixture of water and said cleaning compound with the appropriate dilution ratio. One such method includes the steps of: pumping a cleaning mixture with a dilution ratio appropriate to a particular asphalt contact surface; supplying said pumped cleaning mixture to at least one nozzle proximate to the asphalt contact surface; and spraying the asphalt contact surface through the nozzle with the pumped mixture.Type: GrantFiled: March 4, 2004Date of Patent: September 18, 2007Assignee: Victoria E. Wilson and Matthew P. Wilson TrustInventor: Paul A. Wilson
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Patent number: 7270134Abstract: A system for treating, in liquids, a mass-production parts contained in transport baskets, comprising at least one tank which contains liquid for submerging the transport baskets, at least one transport vehicle for the transport baskets by which the transport baskets can be moved over the at least one tank, at least one basket carrier which is arranged at the transport vehicle in such a way that its height is adjustable, which is able to grip a transport basket, submerge same in the tank, rotatingly drive same around an axis and lift same out of the tank, as well as a clamp for securing the basket carrier relative to the at least one tank.Type: GrantFiled: December 12, 2002Date of Patent: September 18, 2007Assignee: WMV Apparatebau GmbH & Co. KGInventors: Alois Müller, Martin Müller, Dirk Bube, Alfred Schneider
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Patent number: 7270135Abstract: An actuator mechanism is provided for a dishwasher dispensing assembly including a detergent dispenser actuator and a rinse agent dispenser actuator. Shape memory wire is connected to each actuator and is used to open a detergent reservoir and a rinse aid reservoir by operating the actuator through contraction of the shape memory wire.Type: GrantFiled: October 14, 2003Date of Patent: September 18, 2007Assignee: Illinois Tool Works Inc.Inventors: Stephen Virgilio, Robert Dam
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Patent number: 7270136Abstract: The invention concerns an apparatus for cleaning the edge of a wafer that may be relatively simply constructed with low cost, and prevent the wafer from being re-contaminated by the edge cleaning, thus resulting in increase of the yield rate of wafers. The apparatus includes a cleaning agent ejection nozzle body provided on a side part of a chuck for ejecting a particulate cleaning agent (CO2 particles) towards the side and the edge portions of the wafer held and rotated by the chuck, and a nozzle body carriage for moving the nozzle body between rest and cleaning positions.Type: GrantFiled: December 14, 2001Date of Patent: September 18, 2007Assignee: K. C. Tech Co., Ltd.Inventors: Se-Jong Ko, Jung-Gwan Kim, Cheol-Nam Yoon, Jeong-Ho Lee
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Patent number: 7270137Abstract: An apparatus is disclosed for performing high-pressure processing of a workpiece having a top face and a bottom face. The apparatus comprises a processing chamber and a holder for securing the workpiece within the processing chamber so that a substantial portion of the top face and a substantial portion of the bottom face is exposed to a processing material introduced into the processing chamber. In one embodiment, the holder comprises an upper segment and a lower segment. The lower segment contacts the workpiece at or near an edge of the workpiece, thus supporting the workpiece in a first vertical direction and securing it in a horizontal plane. The upper segment contacts the workpiece at or near an edge of the workpiece, securing it in a second vertical direction.Type: GrantFiled: April 28, 2003Date of Patent: September 18, 2007Assignee: Tokyo Electron LimitedInventor: Kenji Yokomizo
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Patent number: 7270138Abstract: A joint mechanism for use in a rod for bearing at least a portion of a user's weight and a corresponding flexible tip for contacting a substantially horizontal surface. The joint mechanism includes a spring mechanism, a first bushing, and a second bushing. The spring member has opposed first and second ends. The first bushing is adapted for positioning in a hole in an end of the rod and has a cavity adapted to receive the first end of the spring member. The second bushing is adapted for positioning in a hole in the flexible tip and has a cavity adapted to receive the second end of the spring member.Type: GrantFiled: October 22, 2003Date of Patent: September 18, 2007Inventor: Hsueh-Hu Liao
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Patent number: 7270139Abstract: A system and method of plugging a pipe including sealably securing onto the exterior of a pipe first and second spaced apart collars, each collar having a sealing face in a plane perpendicular the pipe axis, cutting and removing a length of pipe from between the collars leaving two open pipe ends, positioning first and second seal cups between the collars, each seal cup having a forwardly extending circumferential lip of internal diameter greater than the external diameter of the pipe, each seal cup having top and bottom cam followers, moving cam surfaces against the cam followers to guide the seal cups into sealing engagement with the sealing faces of the collars, and forcing a wedge between rearward surfaces of the seal cups.Type: GrantFiled: April 25, 2005Date of Patent: September 18, 2007Assignee: TDW Delaware, Inc.Inventors: Charles D. Calkins, Harvey A. Ugland, Buddy A. Wilson
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Patent number: 7270140Abstract: A poppet valve assembly is sized and constructed for insertion into the lower portion of a flow control valve used within the opening of a cylinder for storing a compressed gas. When the flow control valve is removed, the normally open poppet valve assembly of the present invention is closed by escaping pressure of the compressed gas. The pressure of the compressed gas causes seals to be formed within the poppet valve assembly of the present invention between the exterior of a substantially hollow movable seat plug and the interior of a substantially tubular valve body.Type: GrantFiled: April 26, 2004Date of Patent: September 18, 2007Inventors: Steven K. Aderholt, Dennis Hatfield, Franklin B. Piehl
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Patent number: 7270141Abstract: Systems and methods are disclosed for controlling a viscosity of a fluid. The control system includes a controller controlling an input to an actuator and an observer estimating the viscosity of the fluid. The controller includes an input, and the actuator is capable of controlling a viscosity of a fluid by delivering a gelling agent to the fluid. The observer and the controller are coupled together. The observer may be used to determine the viscosity at the current time from a sensor and filter combination that lags the actual viscosity value. The estimated sensor and filter output may be then compared to the sensor and filter output to make corrections to the estimate of the viscosity of the current time.Type: GrantFiled: December 2, 2004Date of Patent: September 18, 2007Assignee: Halliburton Energy Services, Inc.Inventor: Jason D. Dykstra
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Patent number: 7270142Abstract: An apparatus that injects fluid into an inflatable device, dynamically monitors the pressure inside the device, and automatically terminates the inflation and disconnects from the inflatable device when the pressure inside the device reaches a predetermined value preset by the operator. After securing a chuck to the valve of an inflatable device by simply pulling a trigger similar to that of a pistol, the operator initiates the inflation and does not need to intervene further.Type: GrantFiled: January 3, 2005Date of Patent: September 18, 2007Inventor: Carlos R. Acosta
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Patent number: 7270143Abstract: An offset variable orifice gas flow sensor is provided. The variable orifice gas flow sensor comprises two port portions. The central axes of these port portions are offset such that an interior surface of the port portions slope away from a flapper that separates the port portions. The slope ensures that any moisture present in a gas that flows through the variable orifice gas flow sensor drains away from the flapper.Type: GrantFiled: December 15, 2005Date of Patent: September 18, 2007Assignee: The General Electric CompanyInventors: Thomas Scott Kohlmann, Lance Clark Bell
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Patent number: 7270144Abstract: A washing machine outlet box includes a housing having a bottom wall containing multiple openings and two valve mount inserts insertable into selective openings for supporting water shut off valves therein. The two valve mount inserts may be individual valve mount inserts that are separately insertable into two of the openings or the two valve mount inserts may be joined together for insertion into at least one of the openings as a unit. A drain pipe may be connected to another opening in which the two valve mount inserts are not inserted. A twist on and twist off test cap may be used to seal off the drain pipe opening during pressure testing of a sanitary drainage system to which the drain pipe is connected.Type: GrantFiled: January 30, 2004Date of Patent: September 18, 2007Assignee: Oatey Co.Inventor: Michael W. Minnick
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Patent number: 7270145Abstract: The invention relates to valves for air compressors, and more particularly, to an unloading/venting valve having integrated therewith a high-pressure protection valve where a pressure reducing valve has a discharge port in communication with the air system and a vent. The valve utilizes a valve body biased to form a seal between the discharge port and the vent. A governor monitors the air pressure in the system and generates a signal to move the valve body against the bias and unloads the system when a first predetermined threshold pressure is reached. In the event of a failure of the valve body to move at the first threshold pressure, the valve body is movable against the bias in response to a second predetermined threshold pressure reached in the system, thereby unloading the system.Type: GrantFiled: August 30, 2002Date of Patent: September 18, 2007Assignee: Haldex Brake CorporationInventor: Robert L. Koezler
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Patent number: 7270146Abstract: An air admittance valve assembly for venting ambient air into a system while preventing the escape of gases within the system. A housing includes first and second passageways in fluid communication through a valve seat therebetween. A flat generally thin, flexible, preferably resilient free-floating sealing membrane is positioned for sealing engagement by gravity only atop the valve seat. Ambient air in the second passageway will freely flow into the first passageway and the system at system air pressure less than atmospheric pressure while air within the system is prevented from flowing outwardly therefrom through the valve assembly.Type: GrantFiled: December 15, 2006Date of Patent: September 18, 2007Inventors: Wilhelmina E. E. Johnston, Ian Fraser Johnston
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Patent number: 7270147Abstract: A valve assembly comprising a body member forming a channel having first and second ends, forming a seat surface within and at the first end of the channel about an orifice that faces in the direction of the second end, the channel forming a first coupler at the second end, a closure member forming a closing surface and an oppositely facing bearing surface, the closing surface configured to be received on the seat surface to close the orifice, the closing member received within the channel with the closing surface facing the seat surface, a spring member having first and second ends and received within the channel with the first end of the spring member contacting the bearing surface and an adjustment member having first and second ends and forming a second coupler at the first end of the adjustment member that cooperates with the first coupler to mechanically link the adjustment member within the channel in various relative juxtapositions, one of the adjustment member and the body member forming an outlet paType: GrantFiled: November 7, 2003Date of Patent: September 18, 2007Assignee: CNH Canada, Ltd.Inventor: Cameron Dwight Bodie
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Patent number: 7270148Abstract: A faucet with temperature control having a replaceable handle comprises a movable conversion mechanism connecting a hollow conversion sleeve thereof, wherein a water passage is hidden. The conversion sleeve further includes a section of teeth that is engaged with a water control knob, and the passage of the conversion sleeve is provided with an inner screw thread for connecting the bottom end of a spindle. The other end of the spindle is connected to a knob or a switch handle. Thereby, the conversion sleeve and the spindle facilitate the replacement of the switch handle, in which only the conversion rod of the switch handle is needed to be changed.Type: GrantFiled: September 21, 2005Date of Patent: September 18, 2007Inventor: Tsai-Chen Yang
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Patent number: 7270149Abstract: A rotary valve assembly has a valve body, a rotor and a plurality of guidance check valves. The valve body includes a valve seat longitudinally defining a bore through a center thereof. A plurality of valve oil passages and a main oil passage are respectively distributed radially around the bore. The rotor is movably received in the bore of the valve body. A plurality of guidance check valves is mounted in the valve oil passages. The rotor rotates to switch to a predetermined valve position by manual operation or electric power, where a predetermined oil supply path is precisely formed to supply oil to a predetermined valve communicating with a valve oil passage.Type: GrantFiled: October 5, 2005Date of Patent: September 18, 2007Assignee: Mediland Enterprise CorporationInventor: Jyh-Wei Liang
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Patent number: 7270150Abstract: The present invention is an improved method for installing a liner to repair a pipeline. The method involves placing a flexible lining hose that is coated with a thermosetting resin into the pipeline. A quick setting resin is also applied to the interior walls of the pipeline wherein the resin has a high contrast pigment agent therein in order to facilitate identification of and reopening of the various service laterals. A calibration hose is introduced into the lining hose and pressurized fluid is injected therein. The fluid presses the lining hose against the interior surface of the pipeline and cures the first and second thermosetting resins. The curing of the resins bonds the lining hose to the pipeline to form a rigid monolithic composite structure having high mechanical strength.Type: GrantFiled: June 14, 2005Date of Patent: September 18, 2007Assignee: Warren Environmental, Inc.Inventor: Daniel Warren
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Patent number: 7270151Abstract: An industrial two-layer fabric which comprises eight pairs of warps obtained by arranging eight upper surface side warps and eight lower surface side warps, and a plurality of upper surface side wefts and lower surface side wefts, and has an upper surface side layer and a lower surface side layer bound with warp-direction yarns. In the lower surface side layer, warps are formed by successively arranging a design in which one warp passes over four successive lower surface side wefts, passes under one lower surface side weft, passes over two lower surface side wefts, and passes under one lower surface side weft while shifting the design by three lower surface side wefts, and two adjacent lower surface side warps simultaneously weave therein, from the lower surface side, one lower surface side weft.Type: GrantFiled: August 22, 2005Date of Patent: September 18, 2007Assignee: Nippon Filcon Co., Ltd.Inventors: Hiroyuki Nagura, Ikuo Ueda, Keiichi Takimoto
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Patent number: 7270152Abstract: An industrial two-layer fabric obtained by alternately arranging, on an upper surface side thereof, (a) a warp complete design made of a design in which a warp passes over one upper surface side weft and then passes under one upper surface side weft, and any one of the following warp complete designs of: (b) a warp complete design made of a design in which a warp passes over two upper surface side wefts and then passes under two upper surface side wefts, (c) a warp complete design made of a design in which a warp passes over one upper surface side weft and then passes under three upper surface side wefts, (d) a warp complete design made of a design in which a warp passes over three upper surface side wefts and then passes under one upper surface side weft, and others.Type: GrantFiled: November 10, 2005Date of Patent: September 18, 2007Assignee: Nippon Filcon Co., Ltd.Inventors: Ikuo Ueda, Hiroyuki Nagura
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Patent number: 7270153Abstract: The subject invention discloses a variety of different maintenance devices for use with a filling valve apparatus. The maintenance devices each include a movable component and a locking mechanism. An actuator of the locking mechanism is coupled to a caming section of the movable component for moving the movable component between a release position with a rim of the movable component spaced from fingers of the locking mechanism and an engaged position with the rim abutting the fingers. The fingers are wedged between the movable component and the filling valve apparatus when the movable component is in the engaged position for securing the device to the filling valve apparatus.Type: GrantFiled: August 31, 2005Date of Patent: September 18, 2007Assignee: Adcor Industries, Inc.Inventors: Demetrios Stavrakis, Michael J. Brown
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Patent number: 7270154Abstract: A fuel storage and dispensing system is provided that is effective in reducing the emission of harmful volatile organic compounds. In accordance with one embodiment of the present invention, a fuel storage and dispensing system is provided comprising at least one storage tank, an air exhaust port, at least one fuel dispenser, a fuel dispensing nozzle, a rigid, fuel dispensing spout, a boot, a pressure relief chamber, a filter system, and at least one pump. The rigid, fuel dispensing spout further defines a non-coaxial fuel tube. The boot is configured to maintain a sufficient level of vacuum within the fuel storage and dispensing system. The boot is further configured to prevent fresh air from entering the fuel dispensing nozzle.Type: GrantFiled: October 28, 2004Date of Patent: September 18, 2007Assignee: Vapor Systems Technologies, Inc.Inventors: Glenn K. Walker, Rodger P. Grantham, Ken Allen
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Patent number: 7270155Abstract: A gasoline vapor recycling system for gasoline tank includes a route control valve installed on a breathing valve piping of a gasoline tank to control change of gasoline vapor path, and a discharge processing apparatus which has an intake pipe connecting to the route control valve and a gasoline return pipe connecting to the breathing valve piping via a check valve. The discharge processing apparatus has a sensor to monitor the pressure of the saturated gasoline vapor in the gasoline tank. A control element activates a delivery unit or directly actuates the route control valve to direct the gasoline vapor that otherwise will be discharged through the breathing valve piping into the discharge processing apparatus. The gasoline vapor is processed by a compressing unit and a processing unit for separating of liquid and vapor, and purifying of the vapor. A portion of the gasoline vapor flows back to the gasoline tank via the gasoline return pipe.Type: GrantFiled: July 27, 2005Date of Patent: September 18, 2007Inventor: Wei Pin Ho
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Patent number: 7270156Abstract: A beverage mixer and heater device includes a container disposable on a base. The container includes a heating element and a faucet. A cup indentation extends into the base underneath the faucet. The device also include means for aligning the faucet of the container with the cup indentation of the base, including a mating electrical plug disposed between the base and the container with one portion electrically coupled to the heating element of the container and another portion carried by the base. The base has a bottom with an inward and downward taper under the faucet to facilitate the base tipping from an upright configuration to a tipped configuration in a direction of the faucet. A method for making a hot beverage includes simultaneously turning the hot beverage with the mixing assembly and dispensing the hot beverage through a faucet coupled near a bottom of the container.Type: GrantFiled: October 5, 2004Date of Patent: September 18, 2007Assignee: Back to Basics Products, LLCInventors: Brian K. Beesley, Thomas E. Daniels, Jr.
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Patent number: 7270157Abstract: An improved waste collection device includes a body having a housing defining an opening which allows an open end of an associated bag to be folded thereover. The housing receives a closed end of the associated bag therein. A spool is rotatably connected to the body and removably connected to the associated bag. A driving mechanism is connected to the spool for selectively rotating the spool such that the associated bag is wound on the spool thereby pulling the associated bag into the housing.Type: GrantFiled: March 16, 2006Date of Patent: September 18, 2007Inventor: Jerzy Perkitny
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Patent number: 7270158Abstract: An apparatus is provided for needle filling and thermally resealing containers having stoppers that are needle penetrable for filling the containers with a substance, and are thermally resealable for thermally sealing a needle hole in the stopper upon withdrawal of a needle therefrom. A container support of the apparatus supports at least one container having a resealable stopper in a substantially fixed position during needle filling and thermally resealing a needle hole in the stopper upon withdrawal of a needle therefrom.Type: GrantFiled: August 28, 2006Date of Patent: September 18, 2007Assignee: Medical Instill Technologies, Inc.Inventor: Daniel Py