Patents Issued in June 12, 2008
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Publication number: 20080135302Abstract: A composition and method for use in drilling or completing a subterranean well comprising a solids free, high-density brine composed of alkali metal polytungstate and blends thereof. These high-density brines are also useful as wellbore fluids and other non-oilfield fluids requiring high density properties.Type: ApplicationFiled: December 14, 2005Publication date: June 12, 2008Inventors: Hui Zhang, Robert L. Horton, Bethicia B. Prasek, Mary L.K. Dimataris
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Publication number: 20080135303Abstract: The invention relates to a sensor assembly in a gearbox which is used for positioning, where the sensor assembly comprises a relative to the gearbox housing (18) fixed sensor (20), and where the angle between the gearbox housing (18) and the output shaft (26) of a gearbox (14, 16) is measured using a to the output shaft (26) fixed and to the sensor (20) connected shaft (28), whereby a sensor assembly which measures the angle in the gearbox (14, 16) including the play in the gearbox (14, 16) is attained, which gives increased precision at the same time as gearboxes (14, 16) with play can be utilized for accurate angle positioning.Type: ApplicationFiled: March 8, 2006Publication date: June 12, 2008Inventor: Fredrik Saf
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Publication number: 20080135304Abstract: Earth-boring rotary drill bits including a bit body attached to a shank. In some embodiments, the bit body and the shank may have abutting surfaces concentric to an interface axis offset relative to a longitudinal axis of the drill bit. In additional embodiments, the bit body and the shank may have generally frustoconical abutting surfaces. Methods for attaching a shank and a bit body of an earth-boring rotary drill bit include abutting a surface of a shank against a surface of a bit body, and causing the abutting surfaces to be concentric to an axis that is offset or shifted relative to a longitudinal axis of the drill bit.Type: ApplicationFiled: December 12, 2006Publication date: June 12, 2008Inventors: James L. Duggan, Redd H. Smith
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Publication number: 20080135305Abstract: Displacement members for use in forming a bit body of an earth-boring rotary drill bit include a body having an exterior surface, at least a portion of which is configured to define at least one surface of the bit body as the bit body is formed around the displacement member. In some embodiments, the body may be hollow and/or porous. Methods for forming earth-boring rotary drill bits include positioning such a displacement member in a mold and forming a bit body around the displacement member in the mold. Additional methods include pressing a plurality of particles to form a body, forming at least one recess in the body, positioning such a displacement member in the recess, and sintering the body to form a bit body.Type: ApplicationFiled: December 7, 2006Publication date: June 12, 2008Inventors: Redd H. Smith, John H. Stevens
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Publication number: 20080135306Abstract: The invention concerns a drill bit (1) with stationary cutting structure, comprising a tool body (2) and several blades (3), which consist of a metal matrix impregnated with abrasive particles, and which are fixed to the tool body while extending forward therefrom, said blades (3) forming jointly a front cutting surface (7), and having radial channels (4) for drilling fluid which mutually separate the blades (3) and are open outwards. The invention is characterized in that it further comprises, through at least one radial fluid channel (2) arranged between two said blades (3), at least one bridge (6, 6?, 6?) which connects said two blades, by being arranged between the tool body (2) and said front cutting surface (7).Type: ApplicationFiled: February 23, 2005Publication date: June 12, 2008Inventors: Nuno Da Silva, Nicolas Luyckx
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Publication number: 20080135307Abstract: A diamond impregnated bit crown has blades formed thereon. Flow channels are formed between the blades, the flow channels having inner and outer ends and extending outward to a gage surface of the crown. At least some of the flow channels have an enlarged width area that has a greater width than a portion of the channel immediately outward from the enlarged width area. A nozzle is releasably secured in each of the enlarged width areas for discharging drilling fluid.Type: ApplicationFiled: December 7, 2007Publication date: June 12, 2008Applicant: Baker Hughes IncorporatedInventor: Volker Richert
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Publication number: 20080135308Abstract: A button bit is disclosed of the type that is rotatable in a predetermined direction of rotation (R) around a centre axis (C) and includes a number of spaced-apart peripheral buttons, which protrude forward from a front end surface to which an envelope surface connects having a rotationally symmetrical shape, the individual peripheral button being tilted partly in relation to the centre axis (C) of the drill bit, partly in the forward direction of rotation (R) in relation to the surface from which the button protrudes. The hole for the individual peripheral button mouths in a countersunk entering surface which is planar, ring-shaped and extends perpendicularly to the centre axis (C1) of the hole. By tipping the button in the forward direction of rotation, the same will operate aggressively and efficiently. Also, the peripheral button may be mounted in accurate drilled apertures which are simple to provide, despite the complex space geometry predicament.Type: ApplicationFiled: November 28, 2007Publication date: June 12, 2008Inventor: Christer Lundberg
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Publication number: 20080135309Abstract: To provide a medicine weighing device which includes not only a weighing function but also an inspection function, which has a compact structure capable of displaying a weighed value and an inspection result on the same screen, and which can execute inspection according to the input state of weighing conditions.Type: ApplicationFiled: March 10, 2006Publication date: June 12, 2008Applicant: YUYAMA MFG. CO., LTD.Inventors: Hiroyuki Yuyama, Keita Yasuoka, Akitomi Kohama, Atsushi Kawano
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Publication number: 20080135310Abstract: The present invention relates to large surface distributed pressure sensors comprising at least two flexible substrates, at least of one of these being entirely or partially coated by a layer of polythiophene containing repetitive structural units with formula (I), wherein R1 and R2 are independently a C1-C12 alkyl group or they form a C1-C12 1,n-alkylene group, with n=1-12, optionally substituted by a C1-C12 alkyl group, C2-C12 alkene, vinylene, benzyl, phenyl group, a halogen atom, or by an ester, amine, amide or ether functional group, optionally substituted by a C1-C12 alkyl group; and one or more insulating spacers. Said sensors are flexible and easy to manufacture and they may present different symmetric, simple or multilayer configurations, as desired.Type: ApplicationFiled: January 14, 2008Publication date: June 12, 2008Applicants: FUNDACION CIDETEC, S. COOP. IKERLANInventors: Jose Adolfo Pomposo Alonso, Estibalitz Ochoteco Vaquero, Hans-Jurgen Grande Telleria, Fernando Martinez Rodriguez, Gregorio Obieta Zubieta
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Publication number: 20080135311Abstract: A retaining strip arranged to impede the rotation of a stop screw is disclosed. The retaining strip connects with the stop screw on both sides of an attachment bracket. The retaining strip is stretched over the bracket and applies a pressure to the screw that serves to maintain screw rotational position during vehicle operation. The retaining strip does not hamper the adjustment of the screw during adjustment.Type: ApplicationFiled: December 6, 2006Publication date: June 12, 2008Applicant: CLARK EQUIPMENT COMPANYInventors: Corey L. Fornes, Michael Paul Langseth
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Publication number: 20080135312Abstract: There is provided a high-speed and stable robot apparatus realizing stable walking by surely grounding legs having wheels even on an irregular ground surface. The mobile robot includes a body having a control device and an inclination angle detecting device which detects an inclination angle and an angular velocity, and the plurality of legs each having a thigh part and a lower limb part. The thigh part is rotatable around an X-axis, which is a front direction with respect to the body, and around a Y-axis which is a side surface direction with respect to the body. The robot comprises wheels rotatable around the Y-axis and movable supporting parts rotatable around the Y-axis and capable of being grounded on a road surface, which are provided on lower portions of the lower limb parts.Type: ApplicationFiled: November 20, 2007Publication date: June 12, 2008Inventors: Ryosuke Nakamura, Azusa Amino
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Publication number: 20080135313Abstract: Control circuits for a riding lawn mower. The control circuits provide an override condition for selectively allowing the cutting blades of the lawn mower to operate when the vehicle is traveling in reverse. The circuits incorporate an ignition switch (8), an override switch (80), a vehicle reverse switch (40), and an operator presence switch (12). In one aspect of the invention, the control circuits disable the engine when the vehicle is placed in reverse with the PTO engaged and without the override condition having been established. In another aspect of the invention, an electric PTO clutch (60) is disabled when the vehicle is placed in reverse with the PTO engaged and without the override condition having been established. The override condition is terminated when the vehicle is turned off, or when the operator deactivates the manual override switch.Type: ApplicationFiled: February 16, 2005Publication date: June 12, 2008Applicant: MTD Products IncInventors: Joseph M. Onderko, Michael W. Miller, Scott C. Bly
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Publication number: 20080135314Abstract: In setting of an oil temperature increasing process mode, the drive control technique of the invention starts an engine to actuate a mechanical oil pump that pressure feeds a flow of lubricating oil for lubricating the mechanical parts of a transmission and other relevant parts, actuates an electric oil pump that pressure feeds the flow of lubricating oil, and makes a brake B1 included in the transmission in a semi-engagement state. A motor arranged adjacent to the transmission is then driven with lowered output efficiency. This arrangement effectively accelerates heat generation by the motor and ensures a quick temperature rise of the lubricating oil.Type: ApplicationFiled: March 31, 2006Publication date: June 12, 2008Inventors: Kazutoshi Motoike, Masatoshi Adachi, Yumi Iraha, Jun Ichiyanagi, Satoru Wakuta, Kenji Omote, Masanori Onoda
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Publication number: 20080135315Abstract: A method for rapidly determining an initial diffusion voltage (Vdiff)initial as a starting point in calculating a diffusion voltage in an electro-chemical cell (e.g., a battery used in an automotive vehicle) includes obtaining a time difference toff between a time when the cell was last turned-OFF and a time when the cell was next turned-ON, selecting a starting diffusion voltage (Vdiff)start based on toff, determining a trial diffusion voltage Vdiff based on a diffusion circuit model and (Vdiff)start, calculating an error voltage Verror=(Vdiff)?|VOFF?VON| where VOFF and VON are cell voltages at turn-OFF and turn-ON respectively, repeating the foregoing determining and calculating steps using for each iteration (Vdiff)start=(Vdiff)previous+Verror until Verror is less than or equal to a first predetermined tolerance amount ?, storing in a memory a value of Vdiff corresponding to the condition Verror??, and setting (Vdiff)initial equal to the just stored value of Vdiff.Type: ApplicationFiled: January 23, 2008Publication date: June 12, 2008Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.Inventors: JIAN LIN, BRIAN J. KOCH, DAMON R. FRISCH, MICHAEL J. GIELNIAK
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Publication number: 20080135316Abstract: A method for determining a diffusion voltage in an electrochemical cell (e.g., a battery used in connection with an automotive vehicle) includes estimating a previous diffusion voltage, calculating a new diffusion voltage using an equation based on a diffusion circuit model and the previous diffusion voltage, and setting the previous diffusion voltage equal to the new diffusion voltage. The step of calculating the new diffusion voltage may then be repeated.Type: ApplicationFiled: December 6, 2006Publication date: June 12, 2008Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.Inventors: Brian J. Koch, Damon R. Frisch, Robert S. Conell
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Publication number: 20080135317Abstract: Air flowing through a secondary air inducting conduit of a motorcycle is effectively cooled to enhance combustion efficiency of exhaust gas in a catalyzer. A part of the secondary air inducting conduit is exposed to a space behind a front wheel and in front of an engine, and thus acts as a secondary air cooling conduit section for cooling down secondary air flowing through the secondary air inducting conduit.Type: ApplicationFiled: December 5, 2007Publication date: June 12, 2008Applicant: YAMAHA HATSUDOKI KABUSHIKI KAISHAInventors: Kenichi KAJIWARA, Kazuya NISHIZAWA, Takayuki GOUKE, Takeshi IGARASHI
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Publication number: 20080135318Abstract: A snow eliminator is disclosed. An illustrative embodiment of the snow eliminator includes a base plate; multiple snow drop openings extending through the base plate in spaced-apart, generally aligned relationship to each other; and multiple grip flanges extending from the base plate at the plurality of snow drop openings, respectively. A snowmobile is also disclosed.Type: ApplicationFiled: April 1, 2006Publication date: June 12, 2008Inventor: Terry P. McDonough
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Publication number: 20080135319Abstract: A detachable vehicle (100) is configured for quick disassembly so as to be conveniently towed or transported. A front fork assembly (103) is detachable from a chassis (101) and is stowable within the chassis (101). The front fork assembly (103) includes a pair of fork members (106,107) that are pivotally coupled to a steering member (108), which is pivotally coupled to a chassis connecting member (109). A handlebar assembly (104) is also detachable. When the front fork assembly (103) is detached from the vehicle (100) and stored within the chassis (101), the vehicle (100) may be towed by way of a hitch (705) or carried within the bed of a pick-up truck or van.Type: ApplicationFiled: December 6, 2006Publication date: June 12, 2008Inventor: Richard Clifford Lynn
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Publication number: 20080135320Abstract: A tilting suspension system is adapted for use with a vehicle having three wheels and a frame. The system has two sets of control arms, each set of control arms being pivotally connected to one side of the frame. An upright is pivotally connected to each set of control arms, each upright having a rotatable hub for allowing one of the wheels to be mounted thereto. Two rocker arms are pivotally connected to the frame, and a control link is pivotally connected to each of the rocker arms, such that pivoting of one rocker arm causes corresponding pivoting of the other rocker arm. A link member operably connects each rocker arm to a corresponding upright, such that pivoting of each rocker arm causes corresponding movement of the uprights. An actuator is configured to selectively pivot the rocker arms, such that actuation of the actuator pivots the rocker arms, thereby causing the frame to rotate about a generally longitudinal roll center and causing each upright to rotate about a generally longitudinal axis.Type: ApplicationFiled: February 20, 2008Publication date: June 12, 2008Inventor: Lawayne Matthies
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Publication number: 20080135321Abstract: A personal mobility device, such as a wheelchair or a scooter, is disclosed. The personal mobility device includes at least one angle sensor to detect if the personal mobility device has overturned, and at least one accelerometer to detect if the personal mobility device has been struck in an accident. The angle sensor and the accelerometer sensor or coupled to a processor, and transmit data to the processor. A communication module is coupled to the processor and automatically signals a remote party for assistance when activated by the processor in response to an indication that the personal mobility device has overturned or been struck. The personal mobility device further includes a mast having a video device mounted atop thereof and in communication with a display to provide a video signal from an elevated position to the display, and a current sensor and a remote battery disconnect switch to reduce the potential for electrical fire.Type: ApplicationFiled: December 8, 2006Publication date: June 12, 2008Inventors: Richard A. Ripple, Clinton W. Erickson
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Publication number: 20080135322Abstract: A differential lock control system for controlling a differential lock of a work vehicle is adapted to determine if the work vehicle is oriented to travel in a generally straight direction, and, if the work vehicle is so oriented, automatically command activation of the differential lock. An associated method is disclosed.Type: ApplicationFiled: December 8, 2006Publication date: June 12, 2008Inventors: Brent A. Smith, Scott J. Breiner, Andrew W. Kelly
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Publication number: 20080135323Abstract: The present invention provides a hydraulic control system for an automatic transmission of a vehicle in which an oil pump of the hydraulic control system generates hydraulic pressure and a manual valve of the hydraulic control system realizes a line conversion according to a selected shift range.Type: ApplicationFiled: April 17, 2007Publication date: June 12, 2008Applicant: Hyundai Motor CompanyInventor: Dalsu Park
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Publication number: 20080135324Abstract: The present invention realizes a common use of left and right gear casings aims thus reducing a manufacturing cost by an amount corresponding to the common use of the left and right gear casings. According to the present invention, in a tractor in which a front axle case which extends in the lateral direction is mounted on a body frame, and a pair of left and right front wheels are respectively mounted on left and right end portions of the front axle case by way of left and right gear casings, the front axle case is constituted of a center casing forming body and left and right casing forming bodies which have respective proximal end portions thereof connected to left and right end portions of the center casing forming body, and proximal end portions of the left and right casing forming bodies have mounting positions thereof arranged adjustable about axes with respect to the left and right end portions of the center casing forming body.Type: ApplicationFiled: September 30, 2005Publication date: June 12, 2008Applicant: YANMAR CO., LTD.Inventors: Syuusuke Nemoto, Yozo Oka
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Publication number: 20080135325Abstract: A center-closed power steering system provides power steering assistance in engine-off conditions for reduced fuel consumption. The power steering system includes a hydraulic pump mechanically driven by the engine, a high pressure accumulator, a steering gearbox fluidly connected to the accumulator, and a center closed valve mechanically connected to a driver-operated steering wheel. The valve is configured to selectively control flow of pressurized fluid from the accumulator to the steering gearbox to provide power steering assistance. The inner shaft of the rotary center-closed valve is provided with a cavity with V-shaped notches on the transition surfaces on lands configured to sealingly engage the inner surface of the valve outer sleeve, in order to provide a smooth transition in flow for power steering assistance, and a better driver feel.Type: ApplicationFiled: December 7, 2007Publication date: June 12, 2008Inventors: Mark Spencer Stuhldreher, Charles L. Gray, David James Haugen
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Publication number: 20080135326Abstract: A talking sticker includes a lower base material having an attachment layer attached to a bottom surface thereof; an acoustic element mounted on an upper surface of the lower base material; an actuation element electrically connected with the acoustic element to actuate it to make a sound; and an upper base material having a pattern printed on a surface thereof and assembled with the lower base material. After assembled, the acoustic element and the actuation element are enclosed between the upper base material and the lower base material. The actuation element may be a contact switch or a sensor. When the actuation element is actuated, the acoustic element can make a pre-defined sound. Additionally, the talking sticker further includes a signal emitter defined therein and a separate acoustic fitting. Upon receiving a signal from the emitter, an acoustic element of the separate acoustic fitting can make a pre-defined sound.Type: ApplicationFiled: September 29, 2007Publication date: June 12, 2008Inventor: Sholeen L. Lou-Hsiao
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Publication number: 20080135327Abstract: A sound absorbing structure according to the present invention comprises: a housing having a front face, and a side face which is provided perpendicularly around at least a part of an edge portion of the front face; a gas adsorption material for physically adsorbing gas in an interior space delimited by the front face and the side face of the housing, which gas adsorption material is placed in the interior space; sealing means for sealing the gas adsorption material from outside thereof; and an acoustic connection section for functioning as an acoustic mass so as to acoustically connect an exterior space and the interior space of the housing, which acoustic connection section is provided in at least one of the front face and the side face. The sound absorbing structure according to the present invention realizes both sound absorption in a low-pitched range and a reduction in the size of the structure.Type: ApplicationFiled: March 30, 2006Publication date: June 12, 2008Inventors: Toshiyuki Matsumura, Shuji Saiki
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Publication number: 20080135328Abstract: A plurality of openings are provided on the surface of a body casing which comprises a noise reduction chamber, and plate members (a reflecting plate and a sound waves introduction plate) are provided extending from an edge of each opening to the noise reduction chamber. The opening edges at which these plate members are attached have acute corners or rounded corners.Type: ApplicationFiled: August 16, 2007Publication date: June 12, 2008Applicant: MK SEIKO CO., LTD.Inventors: Shoichi Takeda, Yukito Obinata, Tsuyoshi Arai, Naoki Gohdo, Yoshiyuki Takizawa, Yuuki Nakamura
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Publication number: 20080135329Abstract: An acoustic, noise-attenuating panel for an aircraft engine nacelle inlet. The panel includes at least three layers: (a) a perforated film; (b) a sound attenuating core; and (c) a structural layer. The structural layer has through-holes adapted for receiving fasteners that are configured to engage structure of an engine nacelle. The structural layer is fabricated, at least at its ends, of a material sufficiently strong so that when fasteners are engaged in the through-holes in the layer's ends, the fasteners retain the acoustic panel in a nacelle inlet under conditions of use. Alternatively, or in addition, the structural layer ends may be reinforced at the through-holes with reinforcing strips.Type: ApplicationFiled: December 8, 2006Publication date: June 12, 2008Inventors: John T. Strunk, Bradford S. Spiker
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Publication number: 20080135330Abstract: An apparatus for sonic coupling between an intake tract or engine compartment and a vehicle interior of a motor vehicle has a housing into which sound enters from the intake tract via a first line, and out of which sound exits into the vehicle interior via a second line. A transmission body is arranged in the housing, the transmission body having a gas-tight separating wall between a sound inlet into the housing and a sound outlet out of the housing. The position of the separating wall is held essentially constant by a positioning device. A transmission wall between the separating wall and the housing provides an acoustic transfer function that is adjustable. The separating wall runs generally perpendicular to the longitudinal axis of sound propagation and the transmission wall runs at an angle ? to the longitudinal axis of sound propagation.Type: ApplicationFiled: February 13, 2006Publication date: June 12, 2008Applicant: WOCO INDUSTRIETECHNIK GMBHInventor: Anton Wolf
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Publication number: 20080135331Abstract: In order to provide an exhaust muffler for an internal combustion engine, especially a portable implement, comprising a catalyst which is arranged in a housing which has at least one inlet opening and one outlet opening for exhaust gas flowing out from the internal combustion engine into the environment, in which the temperature of the exhaust gas in the area of the outlet into the environment is reduced substantially and/or a sufficiently long path length is made available so that flame development can be avoided especially in the outlet area of the exhaust muffler, it is proposed that the outlet opening has at least one means through which exhaust gas flows, which is arranged partially outside the housing and has an outlet facing the environment, whereby the flow path of the exhaust gas in the direction of the environment is lengthened.Type: ApplicationFiled: February 20, 2008Publication date: June 12, 2008Applicant: DOLMAR GmbHInventor: Ernst Gorenflo
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Publication number: 20080135332Abstract: It is an object of the present invention to obtain the configuration in which sound transmission can be decreased and sound insulation property can be enhanced in a double wall structure as an automobile part such as a door, a hood, and a truck lid. In a double wall structure in which an internal space 4 is formed between facing plate-like bodies 2 and 3 and the internal space 4 is closed, at least one sound absorbing material 6 which reduces an air particle speed is provided at a position where the air particle speed is maximum in the internal space 4 or near the position. As the sound absorption material 6, a porous body, a plate-like body, a foil-like body, and a film-like body (including the material having many through holes) can be adopted. The sound absorbing material 6 is in contact with at least one of excitation-side plate-like body and radiation-side plate-like body in the facing plate-like bodies 2 and 3.Type: ApplicationFiled: August 16, 2005Publication date: June 12, 2008Applicant: KOBE CORPORATE RESEARCH LABORATORIES IN KOBE STEELInventors: Hiroki Ueda, Kazuki Tsugihashi, Toshimitsu Tanaka
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Publication number: 20080135333Abstract: A traveller for a fall arrest system including a body having a bore and a slot narrower than the bore linking to the bore to the exterior of the body. A load member is connected to the body for pivotal movement relative to the body and suitable for attachment to fall safety equipment. The body has a centre of gravity positioned so that when the traveller is supported on a safety line passing through the bore, the body will be urged by gravity to rotate about the safety line towards a position in which the slot has a predetermined orientation relative to the safety line.Type: ApplicationFiled: February 20, 2008Publication date: June 12, 2008Applicant: LATCHWAYS PLCInventors: Julian Renton, Peter Nott
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Publication number: 20080135334Abstract: A lifting and positioning apparatus (10) including a base support (14), an elevator mechanism (12) having an upper and a lower end; an actuator (21) for operating the elevator mechanism between a collapsed and a raised operating position; and a positioning component (20) mounted on the upper end of the elevator mechanism providing for horizontal linear motion backwards and forwards in a first direction (X), horizontal linear motion backwards and forwards in a second direction (Y), and horizontal rotation (Z).Type: ApplicationFiled: February 21, 2006Publication date: June 12, 2008Inventor: Geoff Graham
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Publication number: 20080135335Abstract: Disclosed is a drain plug for an enclosure that contains a female-threaded opening. The drain plug contains a male-threaded portion and a head portion. The head portion contains a drive structure, an annular groove of substantially rectangular cross section, and a washer of substantially rectangular cross section in the groove. An outer wall of the annular groove is positioned to contact the enclosure when secured to the female-threaded opening.Type: ApplicationFiled: December 8, 2006Publication date: June 12, 2008Applicant: GENERAL PLUG & MANUFACTURING COMPANYInventor: John David Lowman
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Publication number: 20080135336Abstract: A bearing lubrication system for a gas turbine engine that has bearings supporting a rotor shaft comprises a housing for the engine that serves as a primary static structural support; a rotor shaft for mounting rotational components of the engine; at least two bearings for supporting the rotor shaft within the housing, each bearing comprising an inner race that couples to the rotor shaft comprising a plurality of inner race lubricant apertures that extend radially through the inner race that supply pressurised lubricant to selected regions within the bearing, an outer race that couples to a primary static structural support, a plurality of ball elements between the inner race and the outer race and a ball cage to maintain the relative radial spacing of the ball elements between each other within the inner race and the outer race; and a lubricant distribution system for delivering pressurised lubricant to the inner race apertures in each of the bearings.Type: ApplicationFiled: December 11, 2006Publication date: June 12, 2008Inventors: Gordon F. Jewess, Mark N. Shatz, Anthony C. Jones, Eric J. Alexander, Jeffrey V. Stenberg
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Publication number: 20080135337Abstract: A lubrication structure of a transmission includes an input shaft an output shaft including one end coaxially inserted with the input shaft and another end formed with an engagement portion, a first bearing member fitted between the input shaft and the output shaft, a second bearing member fitted between the output shaft and the housing, a shaft member including an end portion inserted into and engaged with the engagement portion of the output shaft, a lubricant passage including a first passage portion formed between the output shaft and the housing, a second passage portion formed between the output shaft and the shaft member, and an inner passage axially formed at an inner portion of the output shaft and reaching the first bearing member for guiding lubricant to the first bearing member, and a branched passage formed at the housing and branched from a vertically intermediate portion of the lubricant passage.Type: ApplicationFiled: November 6, 2007Publication date: June 12, 2008Applicant: AISIN AI Co., Ltd.Inventor: Mitsugu KAWAMOTO
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Publication number: 20080135338Abstract: A pneumatic tool includes a housing of a cylinder, a rotor and at least a blade. The housing of the cylinder has an inner wall. The rotor is disposed inside the housing of the cylinder. The rotor has at least a slit. The blade is movably inserted into the slit. The blade includes a solid lubricant, at least an oil-bearing trough and a counterweight. The solid lubricant is disposed on a contacting surface near the inner wall. When the blade is flung out from the slit, the solid lubricant is against the inner wall. The oil-bearing trough is disposed on the contacting surface for storing oil to lubricate the contacting surface and the inner wall. The counterweight is disposed inside the blade near the inner wall for increasing a force to fling the blade out from the slit.Type: ApplicationFiled: September 12, 2007Publication date: June 12, 2008Applicant: National Taiwan University of Science and TechnologyInventors: Yuan-Ching Lin, Min-Chih Wen
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Publication number: 20080135339Abstract: The present invention provides a method for cooling and lubricating an off-axis motor/generator of a hybrid transmission. A transmission case at least partially defines a manifold. A transmission cover is mounted to the transmission case such that the off-axis motor/generator is retained therebetween. The transmission cover at least partially defines an oil passage. Oil is transferred through the manifold and onto a bearing device so that the bearing device is lubricated. Oil is also transferred through the oil passage and onto a torque transfer device such that the torque transfer device is lubricated. A corresponding apparatus for lubricating an off-axis motor/generator of a hybrid transmission is provided is similarly provided.Type: ApplicationFiled: November 17, 2006Publication date: June 12, 2008Inventors: Kent A. Miller, Henryk Sowul
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Publication number: 20080135340Abstract: A fluid reservoir assembly having a pan defining a drain opening and a plug disposed therein is disclosed. The pan includes a pair of ramps disposed on an inner surface thereof adjacent the drain opening. The plug includes a pair of wings in engagement with the ramps. The ramps increase in height relative to the inner surface of the pan along a first direction of rotation about the central axis. The plug is drawn into sealing engagement with an outer surface of the pan by rotating the plug in the first direction of rotation about the central axis thereby moving the wings up the ramps. The pan includes at least one stop to prevent over-rotation of the plug. The ramps define a recess to secure the wings in a closed position.Type: ApplicationFiled: October 5, 2007Publication date: June 12, 2008Inventors: SCOTT C. SCHLICKER, Raymond J. Ballou, Chul S. Lee
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Publication number: 20080135341Abstract: The present invention is directed to the apparatus and manufacture of lifting apparatus (1) in the form of improved forklift tines. The lifting apparatus includes at least one lifting tine (3) having an upper surface (4), a lower surface (5), a heel and a tip (9). The upper surface is substantially planar and the lower surface is substantially tapered from the heel of the lifting tine to the tip of the lifting tine. The taper of the lower surface includes at least three reductions (6, 7, 8) in the angle of the taper along the length of the tine. The upper surface includes indentations having potentially coded, to assist the operator of the lifting apparatus with placement and operation of the lifting apparatus. The lifting apparatus is adapted for use with cushioning apparatus (13) to cushion the impact of the forklift tines against objects being lifted by the tines, such as pallets and the like to assist in reducing damage to pallets and products and improve safety in the operation of forklifts.Type: ApplicationFiled: December 14, 2005Publication date: June 12, 2008Inventor: Craig Pollard
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Publication number: 20080135342Abstract: The invention relates to an elevator unit comprising an elevator car which is movable in an elevator shaft and is equipped with a braking device and a catching device encompassing catching elements. The elevator unit further comprises a system for detecting signals used for determining an absolute position of the elevator car, a control circuit for detecting signals used for determining the speed or deceleration of the elevator car, and a circuit for evaluating the signals of the detection system and the control circuit. Based on the input signals, the evaluation circuit evaluates whether the speed of the elevator car lies within a predefined interval in the determined position and causes the braking device to be actuated via a first output of the evaluation circuit and/or the catching device to be triggered via a second output of the evaluation circuit according to the result of the evaluation.Type: ApplicationFiled: December 27, 2005Publication date: June 12, 2008Inventor: Gerhard Thumm
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Publication number: 20080135343Abstract: An elevator support for an elevator system includes a base body, a drive side with at least one drive rib, a deflecting side opposite the drive side with at least one guide rib, and a tensile carrier arrangement arranged in the base body. The guide rib has a greater flank height and/or a greater flank width than the drive rib. A ratio of the flank height of the guide rib to the width of the elevator support is at least 0.4. A respective guide rib is associated with at most three of the drive ribs.Type: ApplicationFiled: August 10, 2007Publication date: June 12, 2008Inventor: Ernst Ach
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Publication number: 20080135344Abstract: The invention relates to a safety lock (1) for an elevator landing door detecting intrusion of a person in the shaft through the landing door, activating a bistable switch (21) through its spindle lever (11) putting the elevator into safe operation when the landing door is opened by turning the corresponding key, it being impossible to reset the switch (21) manually from the inside of the shaft, which comprises a device (17) fixing the lock in the open position with the door open, that is released when the door is closed such that the switch (21) can be reset by turning the lock (1) in the closing direction of the door in which the key is turned in the opposite direction to the opening direction, the switch (21) being reset mechanically by a mechanical means connected to the spindle lever (11).Type: ApplicationFiled: February 3, 2005Publication date: June 12, 2008Inventors: David Pillin, Sebastien Fougeron, Gerard Sirigu
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Publication number: 20080135345Abstract: An elevator installation includes a guide rail and brake equipment for guiding, holding and braking the elevator installation. The brake equipment has a brake lining which co-operates with a brake surface, advantageously with the brake surface of the guide rail, for the purpose of the braking and holding. The brake surface has at least one longitudinal wedge groove or wedge elevation which is oriented in the braking direction and on which the brake lining acts in case of need. An amplification of the braking force is achieved by the longitudinal wedge groove or wedge elevation.Type: ApplicationFiled: November 28, 2007Publication date: June 12, 2008Inventors: Hans Kocher, Josef A. Muff
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Publication number: 20080135346Abstract: The invention concerns a method and a system for integrating electric elements of an elevator in a single module, e.g. in the door operator of the elevator. Especially to reduce the number of components to be installed and to enable the electric elements of the elevator system to be added to the door operator on the elevator car already at the manufacturing stage. The basic idea of the method of the invention is to integrate electric components to be placed in the elevator system, such as location elements, acceleration sensors and door zone sensors, with the door operator or some other module already at the manufacturing stage of the elevator, e.g. by placing the active parts of the sensors in conjunction with the door operator and the passive parts on the floor level side.Type: ApplicationFiled: November 9, 2007Publication date: June 12, 2008Inventors: Ari Kattainen, Timo Laasonen, Matti Rasanen
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Publication number: 20080135347Abstract: A mechanism for placing a hand operated rear-wheel brake lever of a motorcycle on the left handlebar of said motorcycle. A steel wire is routed from the right foot brake pedal by means of an extension to a small lever found under the clutch hand lever on the left handlebar. When the lever is pulled inward, the wire pulls the right foot brake pedal up, thereby activating the hydraulically operated braking system of the motorcycle's rear wheel without the rider having to use his/her right foot. In this fashion, riders who engage in racing or who are traveling at high speeds have greater precision in their ability to brake the rear wheel of their vehicle.Type: ApplicationFiled: December 15, 2005Publication date: June 12, 2008Inventor: Joseph A. Wolfe
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Publication number: 20080135348Abstract: A brake caliper assembly includes opposing brake shoes positioned on substantially opposing inner surfaces of a dual-disk rotor, wherein said assembly comprises an internal actuator circumferentially arranged between radially inner and outer portions of the rotor, the actuator having an inner surface facing an inboard rotor inner surface and an outer surface facing an outboard rotor inner surface; a plurality of pistons integral to the actuator and displaceable therein by pressurized fluid supplied to the actuator; a first brake shoe mounted to the actuator inner surface and displaceable by the plurality of pistons to engage the inboard rotor inner surface; a pair of pins mounted on the actuator to slide for purposes of transferring a reactionary load; and a second brake shoe mounted to the actuator outer surface and driven by the reactionary load into the outboard rotor inner surface.Type: ApplicationFiled: December 8, 2006Publication date: June 12, 2008Inventors: David B. Drennen, Ernest Ray Siler, Paul Rymoff
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Publication number: 20080135349Abstract: An electric brake assembly and method are characterized by a brake disk stack (12) and an actuator assembly (11) for applying braking force to the brake disk stack, the actuator assembly including an actuator mounting member (18), and at least one actuator module (27) removably mounted to the actuator mounting member, each actuator module including an electric motor (80) and a ram (26) carried by a respective housing (34), the housing of each actuator module having at least one mounting flange (36) for abutting an axially outwardly facing mounting surface on the actuator mounting member when in a first rotated position within an aperture (42) in the actuator mounting member, and the mounting flange having a configuration for axial passage through the aperture when in a second rotated position, thereby to facilitate easy disassembly of the actuator module from the mounting member.Type: ApplicationFiled: June 6, 2005Publication date: June 12, 2008Applicant: GOODRICH CORPORATIONInventors: Timothy M. Himes, Eric J. Reed, Bud W. Runner, Tricia L. Botkin, Alan V. McDougal, Steve W. Anderson
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Publication number: 20080135350Abstract: The present invention refers to a disc brake for a vehicle having a caliper receiving one or more brake pads and encircling one or more brake discs, of which at least one brake disc is received slideably on a hub, which is received on a wheel axle, whereby, at brake engagement, the rotational axis of the at least one brake disc is inclined vis-à-vis the rotational axis of the hub.Type: ApplicationFiled: December 7, 2007Publication date: June 12, 2008Inventors: Joakim Gripemark, Goran Stensson
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Publication number: 20080135351Abstract: A spring for a composite brake disk. The spring has a planar central region with a hole and two spring regions which are formed symmetrically to one another and which in each case on sides lying opposite one another adjoin the planar central region. The spring regions in each case have an arc and a spring arm. Preferably, the spring arms have in each case an end region with a rounded bearing surface. By such a spring being used, a simple construction of a composite brake disk is made possible, the occurrence of hotspots and the effect of thermal rubbing being as far as possible avoided. At the same time, a functionally appropriate fit of the spring is ensured, the load on the pot due to the bearing surface of the spring being kept extremely low.Type: ApplicationFiled: December 10, 2007Publication date: June 12, 2008Applicant: DR. ING. H.C. F. PORSCHE AKTIENGESELLSCHAFTInventors: Thomas Kirschner, Alexander Prahst