Patents Issued in February 1, 2018
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Publication number: 20180031073Abstract: Vibration damping device comprising two frames and an elastomer body that connects frames together and which delimits a first hydraulic chamber that communicates with a second hydraulic chamber that can be deformed by a constricted passage. An electromagnetic actuator, that controls the vibration damping behaviour of the device, comprises a suction cup with a permanent magnet.Type: ApplicationFiled: July 26, 2017Publication date: February 1, 2018Applicant: HUTCHINSONInventors: Gabriel Lemaire, Alain Bellamy
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Publication number: 20180031074Abstract: A spatial stabilization apparatus (10) according to the present disclosure includes a vibration suppression mechanism unit (12) configured to suppress vibrations occurring in an installed apparatus (13) installed in a moving body (11), an attitude angle detection unit (14) configured to detect an attitude angle of the installed apparatus (13), a characteristic change unit (15) configured to change a transfer characteristic of vibrations transferred from the moving body (11) to the installed apparatus (13), and an attitude correction unit (16) configured to control the vibration suppression mechanism unit (12) based on the changed transfer characteristic so that the detected attitude angle is corrected. In this way, vibrations can be effectively suppressed.Type: ApplicationFiled: December 25, 2015Publication date: February 1, 2018Applicant: NEC CorporationInventor: Kazuhiko AOKI
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Publication number: 20180031075Abstract: A chain includes a plurality of inner links and a plurality of outer links. Each of the inner links includes a pair of inner plates each having a bush hole and a bush. The bush includes both end portions which are press-fitted into bush holes of the pair of the inner plates. Each of the outer links includes a pair of outer plates and a pin. A diametric dimension in a pitch direction of an inner diametric surface of the bush is constant along an entire axial length of the bush. A diametric dimension in a height direction of the inner diametric surface at each of the both end portions of the bush is smaller than a diametric dimension in the height direction of the inner diametric surface at an intermediate part of the bush located between the pair of inner plates.Type: ApplicationFiled: July 6, 2017Publication date: February 1, 2018Inventors: Motoki TANAKA, Yurie KOAMI, Hiroki NAKAGAWA, Yuma OSAKA
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Publication number: 20180031076Abstract: The invention relates to a chain link for a handling chain and to the handling chain. The handling chain has a body consisting of a plurality of chain links, which adjoin each other in the longitudinal direction of the handling chain, wherein the chain links are connected to each other in the adjoining connection regions thereof in such a way that, in each case, the chain links can be pivoted about a first pivot axis extending in the transverse direction. The chain link is designed to form a hinge-joint connection with the joint partner, wherein the chain link has at least one connection region designed as a first connection region, said connection region being designed in such a way that the hinge-joint connection enables at least one further relative motion of the joint partners in addition to the pivoting about the first pivot axis.Type: ApplicationFiled: February 1, 2016Publication date: February 1, 2018Inventors: Frank BLASE, Georg THEISS
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Publication number: 20180031077Abstract: A chain-closing link for a bicycle chain including two closing parts. Each of the closing parts includes a closing plate having a retaining opening and a displacement region. Each of the closing parts also includes a chain pin. The closing plate includes a recess and/or a hole having a securing region.Type: ApplicationFiled: August 1, 2017Publication date: February 1, 2018Applicant: SRAM Deutschland GmbHInventors: BRUNO MIGUEL FERREIRA DA SILVA RIBEIRO, PEDRO MIGUEL NUNES SANTOS
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Publication number: 20180031078Abstract: A gear reduction unit for use particularly in an electric motorcycle. The gear reduction unit uses three adjacent gears. The three gears are straight cut gears, which make a sound when they turn together. The sound provides audio feedback so that bystanders can hear when the motorcycle is approaching, notwithstanding that the electric motor on the motorcycle is mostly silent.Type: ApplicationFiled: July 29, 2016Publication date: February 1, 2018Applicant: Bell Custom Cycles LLCInventor: Chris Bell
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Publication number: 20180031079Abstract: The present application discloses a gear device provided with: an outer cylinder; an internal member at least partially housed in the outer cylinder and configured to rotate relative to the outer cylinder about a predetermined rotation axis; a first main bearing fitted into an annular space formed between the outer cylinder and the internal member; and a second main bearing fitted into the annular space and configured to define the rotation axis in cooperation with the first main bearing. A distance between a first intersection where a load action line of the first main bearing intersects with the rotation axis and a second intersection where a load action line of the second main bearing intersects with the rotation axis is set to fall within a range expressed by a predetermined inequality expression.Type: ApplicationFiled: July 20, 2017Publication date: February 1, 2018Inventors: Shunsuke YOSHIDA, Kazuya FURUTA, Tomohiko MASUDA
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Publication number: 20180031080Abstract: The invention relates to a dual clutch transmission for a motor vehicle, with gear wheel sets, which can be engaged via shift elements and which, form exactly eight wheel planes, which are associated with, respectively, a first sub-transmission and a second sub-transmission, of which each sub-transmission has a respective input shaft and the two sub-transmissions have a common output shaft. The mutually coaxial input shafts can each be activated in alternation via a power-shift clutch, and the even forward gears are associated with the first sub-transmission, and the odd forward gears are associated with the second sub-transmission, which can be engaged, when a gear shift occurs, via the shift elements.Type: ApplicationFiled: January 20, 2016Publication date: February 1, 2018Applicant: AUDI AGInventor: Steffen HUMMEL
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Publication number: 20180031081Abstract: A dual clutch transmission for a motor vehicle provided with gearwheels sets that are shiftable via switching elements, which form in particular exactly eight wheel planes, which are respectively assigned to a first sub-transmission and to a second sub-transmission, among which each sub-transmission is provided with an input shaft and both sub-transmissions are provided with a common output shaft. The input shafts, which are coaxial to each other, can be alternately activated via a load-shiftable clutch, and the odd forward gears are assigned to the first sub-transmission and the even forward gears are assigned to the second sub-transmission, which can be shifted during a gear shift by means of the switching elements.Type: ApplicationFiled: January 20, 2016Publication date: February 1, 2018Applicant: AUDI AGInventor: Steffen HUMMEL
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Publication number: 20180031082Abstract: The present invention relates to a transmission may include a first input shaft and a second input shaft receiving power from an engine continuously or through a clutch; a sub-shifting mechanism and a main shifting mechanism including a plurality of sub-shifting gear pairs and main shifting gear pairs, which have different gear ratios and are respectively engaged with two shafts of the first and second input shafts, first and second countershafts, and first and second output shafts to select the sub-shifting gear pairs and the main shifting gear pairs, a one-way clutch that transmits power from the engine only from the first countershaft to the first output shaft; a second one-way clutch that transmits power from the engine only from the second countershaft to the second output shaft; and a power transmission gear set engaged between the first output shaft and the second output shaft.Type: ApplicationFiled: November 14, 2016Publication date: February 1, 2018Applicant: Hyundai Motor CompanyInventors: Soon Ki EO, Woo Churl SON, Sueng Ho LEE, Ma Ru KANG
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Publication number: 20180031083Abstract: A transmission includes: a pre-engaging mechanism including a plurality of pre-engaging gear pairs engaged with a second input shaft, a first countershaft, and a second countershaft so that the pre-engaging gear pairs are appropriately selected by a clutch unit; a synchro-engaging mechanism including a plurality of synchro-engaging gear pairs engaged with a third input shaft, the first countershaft, and the second countershaft so that the synchro-engaging gear pairs are appropriately selected by a clutch unit; a one-way clutch positioned on a corresponding power transmission path so that power transmitted through the first input shaft from the engine is transmitted only to the third input shaft; and a main shifting mechanism including a plurality of main gear pairs engaged with the first countershaft, the second countershaft, and an output shaft so that the main gear pairs are appropriately selected by a clutch.Type: ApplicationFiled: November 14, 2016Publication date: February 1, 2018Applicant: Hyundai Motor CompanyInventors: Soon Ki EO, Woo Churl SON, Ma Ru KANG
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Publication number: 20180031084Abstract: The output gear of a transmission is externally supported from an interior support by two ball bearings. The output gear is fixed to a shell. A carrier of a simple planetary gear set and a ring gear of a stepped pinion planetary gear set are splined to the shell. A brake includes a piston supported by the bell housing and clutch plates splined to the interior support.Type: ApplicationFiled: August 1, 2016Publication date: February 1, 2018Inventors: Steven Isaac Klurfeld, Gregory Daniel Goleski, Jeffrey Edward Maurer, David Allen Janson
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Publication number: 20180031085Abstract: A drive system includes a first planetary device at least selectively coupled to a first electromagnetic device, a second planetary device coupled to a second electromagnetic device and directly coupled to the first planetary device, an engine directly coupled to the first planetary device with a connecting shaft, and an output shaft coupled to the first planetary device. The first and second electromagnetic devices include a first shaft and a second shaft, respectively. The connecting shaft extends through the second electromagnetic device and through the second planetary device to the first planetary device. The first shaft, the second shaft, the first planetary device, the second planetary device, the connecting shaft, and the output shaft are radially aligned, forming a straight-thru transmission arrangement.Type: ApplicationFiled: October 4, 2017Publication date: February 1, 2018Applicant: Oshkosh CorporationInventors: David J. Steinberger, Jon J. Morrow, Andrew J. Kotloski, Eric E. Braun
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Publication number: 20180031086Abstract: An auto tensioner is mounted on a rotating shaft of an engine auxiliary device rotating about the rotating shaft by a power transmitted through a power transmission belt. The auto tensioner pivots about a pivot shaft.Type: ApplicationFiled: December 8, 2016Publication date: February 1, 2018Inventor: Byung Hyun LEE
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Publication number: 20180031087Abstract: A drive cable for actuating a vehicle element which is movable with respect to a vehicle design, which can have a cable body having a flexible cable core which is wrapped with a spiral, which follows a helical line so as to become engaged with a gearwheel. At least three longitudinal ribs or crosspieces can be formed along the periphery of the cable body, said drive cable being able to support itself in a cable guide via said longitudinal ribs which form at least mostly continuous guiding lines and contact lines of the drive cable, each having the same distance all around to the cable axis. Alternatively, an elastically or plastically malleable cable jacket can be provided which engages over the cable core and the spiral and which forms a cylindrical and rib-free peripheral surface of the cable when the cable core is stretched.Type: ApplicationFiled: March 14, 2016Publication date: February 1, 2018Inventors: Ulrich SCHREIBER, Gunter REINHARDT
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Publication number: 20180031088Abstract: A linear actuator provides linear displacement of an actuator plate. The linear actuator includes a set of base flexures that extend from a base plate to an actuator plate and a set of arm flexures that extend from a base arm to an actuator arm. The base arm of the base frame extends up perpendicularly from the base plate and the actuator arm, of the actuator frame, extends perpendicularly from the actuator plate. A base frame and actuator frame may be elbows that are arranged to form a box with the base flexures and arm flexures extending orthogonally within the cavity of the box. A flexure may include an extension element such as a pleated portion of the flexure that has stored length that enables the flexure to extend to increase the linear displacement region. The arm flexures prevent the base flexures from following a radius of motion.Type: ApplicationFiled: July 26, 2016Publication date: February 1, 2018Inventor: Jeremiah J. Warriner
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Publication number: 20180031089Abstract: An infuser tip can be used to assist penetration of cosmetic formulas through the outer layer of human skin. Generally described, the infuser tip includes a concave surface or a similarly structured area that retains formula for application to the skin. The infuser tips described herein generally apply cosmetic formula to the skin with a reciprocating (e.g., tapping) motion. Converter assemblies for generating such reciprocating motion from an oscillating motor are provided. Embodiments of converter assemblies generally include an outer housing, a follower having a cam following surface, and a cam rotatably couplable to the outer housing. In general, the follower is configured for reciprocating motion and the cam is configured for oscillating motion, both with respect to the outer housing. In this regard, interaction of the cam and the cam following surface causes the follower to reciprocate when the cam oscillates.Type: ApplicationFiled: July 28, 2016Publication date: February 1, 2018Applicant: L'OrealInventors: Suk Ping Wong, Joel Timothy Aragon, James Arthur Duncan
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Publication number: 20180031090Abstract: An infuser tip can be used to assist penetration of cosmetic formulas through the outer layer of human skin. Generally described, the infuser tip includes a concave surface or a similarly structured area that retains formula for application to the skin. The infuser tips described herein generally apply cosmetic formula to the skin with a reciprocating (e.g., tapping) motion. Converter assemblies for generating such reciprocating motion from an oscillating motor are provided. Embodiments of converter assemblies generally include an outer housing, a follower elastically coupled to the outer housing, and a contact point configured to slidingly interface a following surface on the follower. In general, the follower is configured for reciprocating motion and the contact point is configured for oscillating motion, both with respect to the outer housing. In this regard, interaction of the contact point and the following surface causes the follower to reciprocate when the contact point oscillates.Type: ApplicationFiled: July 28, 2016Publication date: February 1, 2018Applicant: L'OréalInventors: Suk Ping Wong, Joel Timothy Aragon, James Arthur Duncan
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Publication number: 20180031091Abstract: A linear actuator includes a shell (10), an actuator mechanism (20), a telescopic tube (30) and at least one limit switch (40). An inner wall of the shell (10) has a guiding rail (11) formed thereon. The actuator mechanism (20) is disposed in the shell (10) and includes a motor (21) and a lead screw (22) driven by the motor (21). The telescopic tube (30) includes a nut (31) screwed with the lead screw (22) and an inner tube (32) integrally formed with the nut (31). The nut (31) has switching structures (311) and guiding slots (312) corresponding to the guiding rails (11). The limit switch (40) is fixed in the shell (10), and the limit switch (40) is capable of operating by a press of the switching structure (311). Therefore, the assembling of the linear actuator will be simplified for reducing sizes of components and occupied installation space.Type: ApplicationFiled: September 3, 2016Publication date: February 1, 2018Inventor: Chou-Hsin WU
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Publication number: 20180031092Abstract: An actuating drive comprising a drive unit including a drive shaft. The actuating drive also includes a spindle drive that includes a spindle configured to be actuated by the drive shaft, a bearing unit arranged between the drive unit and a spindle drive, wherein the bearing unit is configured to support a shaft that is connected to the drive shaft and the spindle. The actuating drive further includes a first and second chamber, wherein the first and second chamber are separated by the bearing unit and formed inside a housing of the actuating drive.Type: ApplicationFiled: March 2, 2016Publication date: February 1, 2018Applicant: SCHAEFFLER TECHNOLOGIES AG & CO. KGInventors: Patrick DANIEL, Peter HEIPT
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Publication number: 20180031093Abstract: An actuator assembly may comprise a screw shaft having a shaft axis; a drive arrangement pivotally supported about the screw shaft axis for driving the screw shaft, e.g., about the shaft axis or along the shaft axis, and a rod mounted to the drive arrangement at a location off the shaft axis for providing a primary function of reacting torque about the shaft axis on the drive arrangement. The rod may comprise a rod axis and provide a load path along the rod axis for reacting torque. The rod may also comprise a device for which provides a secondary function for the actuator assembly based on the load experienced along the load path provided by the rod.Type: ApplicationFiled: July 26, 2017Publication date: February 1, 2018Inventors: Bruno SEMINEL, Frédéric VERMANDE
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Publication number: 20180031094Abstract: A mechanical linear actuator in an aircraft brake may include a ball nut, a ball screw, and an actuator drive unit housing. The ball screw may rotate to drive the ball nut axially. The ball screw and the actuator drive unit housing may form a series of annular raceways. The ball screw may have a first window corresponding to a first raceway and a second window corresponding to a second raceway. Balls may be inserted into the first raceway through the first window and into the second raceway through the second window.Type: ApplicationFiled: September 19, 2017Publication date: February 1, 2018Applicant: GOODRICH CORPORATIONInventors: David Drennen, Kevin Rehfus, Satinder Mann, Robert French, Harald Klode
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Publication number: 20180031095Abstract: A dual clutch transmission for motor vehicles includes two sub-transmissions, each having an input shaft arranged on an input axis of the transmission. A drive output shaft on a drive output side of the transmission which is the drive output shaft of both sub-transmissions. At least two wheel planes and at least two shifting elements, and a countershaft arrangement with a countershaft axis that is parallel to the input axis. The countershaft arrangement includes two countershafts, the first one of which can be connected to transmission elements of all the wheel planes on the countershaft axis and the second countershaft is fixed to transmission elements of at least two wheel planes. Most of the shifting elements are double shifting elements and two of the shifting elements are arranged on the input axis and between the two wheel planes, whose transmission elements are connected fixed to the second countershaft.Type: ApplicationFiled: January 11, 2016Publication date: February 1, 2018Inventors: Stefan BLATTNER, Christian MITTELBERGER
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Publication number: 20180031096Abstract: A dual clutch transmission including two sub-transmissions, each having an input shaft arranged on an input axis, an intermediate shaft and an output shaft which is the drive output of both sub-transmissions. The intermediate shaft can be connected to the input and output shafts. The transmission also has wheel planes, shifting elements, two clutches and countershafts. A first countershaft can be connected to transmission elements of all the wheel planes on the countershaft axis and a second countershaft is connected to transmission elements of at least two wheel planes. The shifting elements include at least one single shifting element, but most of the shifting elements are double shifting elements. Two shifting elements are arranged on the input axis between two wheel planes, whose transmission elements are connected to the second countershaft. Opposite sides of the intermediate shaft are respectively connected to a range group and the output shaft.Type: ApplicationFiled: January 11, 2016Publication date: February 1, 2018Inventors: Stefan BLATTNER, Christian MITTELBERGER, Eckhardt LÜBKE
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Publication number: 20180031097Abstract: A compact transaxle is provided with a multi-speed transmission mechanism having transmission shafts extended in a longitudinal direction so that the transaxle can be combined with an engine having a crankshaft in the longitudinal direction. A bevel gear serving as an output member of the multi-speed transmission mechanism having the transmission shafts meshes with a bevel gear provided on a speed-reduction intermediate shaft extended parallel to a pair of differential yoke shafts of a differential mechanism extended in a lateral direction. A single transaxle casing incorporates the multi-speed transmission mechanism, the differential mechanism, and a speed-reduction mechanism including the speed-reduction intermediate shaft, thereby constituting the transaxle.Type: ApplicationFiled: July 25, 2017Publication date: February 1, 2018Inventors: Jun MATSUURA, Koji IWAKI, Yasuhito NAKAI, Masaru IIDA
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Publication number: 20180031098Abstract: A torque converter is provided. The torque converter includes a front cover, an impeller shell and a turbine axially movable to frictionally engage the impeller shell such that the turbine forms a piston of a lockup clutch. A first pressure chamber is defined axially between the turbine and the impeller shell. The torque converter further includes a reaction plate positioned axially between the front cover and the turbine. A second pressure chamber is defined axially between the reaction plate and the turbine and a third pressure chamber is defined axially between the reaction plate and the front cover. A method of forming a torque converter is also provided.Type: ApplicationFiled: July 29, 2016Publication date: February 1, 2018Inventor: Sagar ADARI
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Publication number: 20180031099Abstract: A hydrokinetic torque coupling device features a casing comprising a casing shell and an impeller shell, an impeller, a turbine-piston, a damper assembly comprising a drive member non-moveably connected to the turbine-piston and a driven member elastically coupled to the drive member, and a clutch member comprising a clutch plate and a connecting member extending through the damper assembly and non-moveably interconnecting the clutch plate with the turbine-piston. The clutch plate has an axially outer surface facing an engagement surface of the casing. The turbine-piston is axially displaceable relative to the casing to move the clutch member axially toward and away from the engagement surface of the casing for positioning the hydrokinetic torque coupling device into and out of a lockup mode in which the clutch member and the casing frictionally interlock with one another so that the casing is non-rotatable relative to the turbine-piston.Type: ApplicationFiled: July 29, 2016Publication date: February 1, 2018Inventor: Roel VERHOOG
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Publication number: 20180031100Abstract: A torque converter is provided. The torque converter, or torque converter assembly, operatively connects a primary mover and a transmission, and includes an input rotationally connected to the primary mover and an output rotationally connected to the transmission. The torque converter includes a fluid coupling having impeller blades and turbine blades. The fluid coupling transfers torque between the impeller blades and the turbine blades when the input and the output are rotating at different speeds. A mini damper is disposed in line with the fluid coupling between the input and the output. A torque converter clutch is configured to selectively slip or selectively lock, such that torque may be transferred directly between the input and the output. A primary damper is disposed between the input and the output.Type: ApplicationFiled: August 1, 2016Publication date: February 1, 2018Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Dongxu Li
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Publication number: 20180031101Abstract: A differential gear mechanism constructed in accordance to one example of the present disclosure can include a differential case, a clutch pack and a plurality of lock pins. The differential case can include a first differential case portion that defines a first output shaft opening and includes a plurality of clutch ear guides and a plurality of lock pin engaging surfaces. The clutch pack can include a plurality of annular plates that are interleaved between a plurality of annular friction disks. At least one of the annular plates and annular friction disks can include a plurality of radially extending plate ears that are received by the corresponding plurality of clutch ear guides. The plurality of lock pins can be received by the plurality of first lock pin engaging surfaces of the first differential case at locations in-line with the clutch ear guides.Type: ApplicationFiled: October 9, 2017Publication date: February 1, 2018Applicant: Eaton CorporationInventors: Matthew G. Fox, Jeffrey A. Oesch
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Publication number: 20180031102Abstract: A differential assembly for a drive train having a first axle shaft and a second axle shaft is provided. The differential assembly includes a differential gear set, a first pinion gear disposed on the first axle shaft, a second pinion gear disposed on the second axle shaft, each of the first pinion gear and the second pinion gear being in meshing engagement with the differential gear set, and a differential locking arrangement mounted on at least one of the first axle shaft and the second axle shaft. The differential locking arrangement is adapted to selectively lock the first axle shaft with the second axle shaft.Type: ApplicationFiled: July 28, 2016Publication date: February 1, 2018Applicant: Caterpillar Inc.Inventors: Amanda C. Doolittle, Omar J. Adragna
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Publication number: 20180031103Abstract: A wave generator of a strain wave gearing uses a plurality of solid displacement elements to flex a flexible externally toothed gear into a non-circular shape and partially mesh the externally toothed with a rigid internally toothed gear. The solid displacement elements are obtained by curving a monomorphic or bimorphic type rectangular plate-shaped element into an arc shape and can be deformed from an arc shape to a semispherical shape by energization, the semicircular shape having a smaller radius than the arc radius of the arc shape. A wave generator can be realized, which can bear a large load torque by utilizing changes in rigidity, deformation amount, and deformation force associated with the deformation of the solid displacement elements.Type: ApplicationFiled: February 13, 2015Publication date: February 1, 2018Applicant: HARMONIC DRIVE SYSTEMS INC.Inventor: Masaru KOBAYASHI
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Publication number: 20180031104Abstract: A rack bar includes a shaft member having a toothed section. The toothed section has a plurality of rack teeth, and extends over a portion of an entire length of the shaft member along a longitudinal direction of the shaft member. The shaft member has a grinding-finished outer peripheral surface extending over the entire length of the shaft member including the toothed section. A method for manufacturing the rack bar includes forming the toothed section by plastic working and grinding the outer peripheral surface to improve shape accuracy.Type: ApplicationFiled: March 22, 2016Publication date: February 1, 2018Applicant: NETUREN CO., LTD.Inventors: Takashi YAMAWAKI, Norimasa SUNAGA
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Publication number: 20180031105Abstract: A bicycle chain ring for engaging a chain link of a bicycle chain, the bicycle chain ring including an inner edge fully circumscribing both an opening and an axis of rotation, an inner surface extending between the inner edge and an outer edge where a plurality of chain ring teeth emanate, and a plurality of ramps disposed about the inner surface, wherein at least one of the plurality of ramps includes a lifting surface for initiating lift of a bicycle chain without assistance from the plurality of chain ring teeth. The lifting surface extends radially along the inner surface toward the outer edge, and the at least one ramp has a first end proximate the inner edge and a second end proximate the outer edge. The second end of the at least one lifting surface terminates before reaching the bottom of a trough positioned between two or more of the plurality of chain ring teeth.Type: ApplicationFiled: October 12, 2017Publication date: February 1, 2018Inventors: Christopher A. Wickliffe, Eldon Goates
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Publication number: 20180031106Abstract: In a transmission case mounted on a FF type vehicle, the transmission case includes a resin side cover formed at a front side of the vehicle. The resin side cover constitutes a vehicle front side surface section of an oil storage section configured to store oil in the transmission case, and includes a protrusion disposed above an oil surface of the oil stored in the oil storage section and protruding toward the front side of the vehicle to constitute the foremost section of the transmission case and a fragile section disposed between the protrusion and the oil surface of the oil and extending transversely in a lateral direction.Type: ApplicationFiled: July 12, 2017Publication date: February 1, 2018Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.Inventors: Hirofumi MORISHITA, Hirofumi OTA
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Publication number: 20180031107Abstract: A fluid distribution assembly for distributing a fluid, the fluid distribution assembly includes an inlet housing including a first conduit and a bypass conduit; a chip detector cavity in fluid communication with the first conduit such that the fluid can pass through the first conduit into the chip detector cavity; and an outlet housing in fluid communication with the chip detector cavity and the bypass conduit such that the fluid can pass into the outlet housing through the chip detector cavity and/or the bypass conduit.Type: ApplicationFiled: February 10, 2016Publication date: February 1, 2018Inventors: Bertrand J. Howard, Eric James Hodgkinson
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Publication number: 20180031108Abstract: A robot includes a first member, a second member provided to be capable of turning with respect to the first member, and a gear device configured to transmit a driving force from one side to the other side of the first member and the second member. The gear device includes internal teeth and external teeth provided halfway in a transmission path of the driving force and configured to mesh with each other and lubricant disposed between the internal teeth and the external teeth. An average grain size of a constituent material of the external teeth is smaller than an average grain size of a constituent material of the internal teeth.Type: ApplicationFiled: July 25, 2017Publication date: February 1, 2018Inventor: Masaaki SAKATA
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Publication number: 20180031109Abstract: A robot includes a first member, a second member provided to be capable of turning with respect to the first member, and a gear device configured to transmit a driving force from one side to the other side of the first member and the second member. The gear device includes an internal gear, an external gear having flexibility and configured to partially mesh with the internal gear, a wave generator configured to be in contact with the external gear and move a meshing position of the internal gear and the external gear in a circumferential direction, and lubricant disposed in at least one of a meshing section of the internal gear and the external gear and a portion where the external gear and the wave generator are in contact with each other. A last non-seizure load of the lubricant is 300 N or more.Type: ApplicationFiled: July 25, 2017Publication date: February 1, 2018Inventors: Masanao KUNUGI, Hiroyuki KUSUMOTO, Yuya KATAOKA
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Publication number: 20180031110Abstract: An irrigation system having mobile towers interconnected by spans, a plurality of fluid conduits supported on or formed through the spans and connectable to a source of water, and a drive system for actuating movement or travel of the spans or towers. The fluid conduits may include orifices or sprinkler heads for dispersing water onto a field. The drive system may include a gearbox with gears and lubricant therein. The irrigation system may also include heat exchanger conduits fluidly coupled at one or both ends with the fluid conduits and extending through one or more of the gearboxes, such that irrigation fluid flowing through the heat exchanger conduit from the fluid conduits cools the temperature of the lubricant therein, thus cooling components of the drive system. The irrigation system may also include thermostat-controlled valves for allowing water into the heat exchanger conduits once a threshold temperature is reached.Type: ApplicationFiled: July 29, 2016Publication date: February 1, 2018Applicant: LINDSAY CORPORATIONInventors: Kurt Ivan Cook, Richard Edward Provaznik
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Publication number: 20180031111Abstract: A system for bypass control within a transmission oil cooler of U-flow design in a motor vehicle is disclosed. In particular, the system provides for a thermostat configured to selectively bypass transmission fluid directly from an inlet tank to an outlet tank of the transmission oil cooler in response to a temperature difference within the tanks relative a predefined threshold. The thermostat includes a thermal-sensitive element, such as a bimetal strip, that has one end bendable at a predetermined rate in a predetermined direction in response to a temperature difference between the inlet and outlet tanks of the transmission oil cooler.Type: ApplicationFiled: July 27, 2016Publication date: February 1, 2018Inventor: Meisam MEHRAVARAN
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Publication number: 20180031112Abstract: A rotation support structure of a planetary gear set included in a power transmission system of a vehicle, includes: a first shaft that a sun gear of the planetary gear set is integrally formed at an end portion of; a second shaft that is directly connected to a planet carrier of the planetary gear set which rotatably supports a plurality of pinion gears that are externally meshed with the sun gear and is disposed on a same axis as the first shaft; a plurality of bearings that is disposed in an inner space portion of an external gear and rotatably supports a ring gear of the planetary gear set which is internally meshed with the pinion gears and is integrally connected to the external gear for an output via a retainer; and a first support that is formed in a front housing and rotatably supports the ring gear.Type: ApplicationFiled: November 10, 2016Publication date: February 1, 2018Applicant: Hyundai Motor CompanyInventor: Geum Muk CHAE
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Publication number: 20180031113Abstract: A Ravigneaux planetary carrier assembly is provided for accommodating pinion gears of an automatic transmission. The carrier assembly comprises a powder metal carrier member including a carrier plate having a plurality of integral carrier legs extending therefrom, and a powder metal cover member including a cover plate having a plurality of integral cover legs extending therefrom. The carrier assembly is arranged such that respective ends of the carrier legs and ends of the cover legs are aligned with and brazed to one another, defining an interior of the carrier assembly configured to house the pinion gears.Type: ApplicationFiled: July 26, 2016Publication date: February 1, 2018Inventors: Shail N. Shah, Nicholas S. Vernon, Shinji Oita
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Publication number: 20180031114Abstract: A planetary carrier assembly is provided for a transmission. The carrier assembly comprises a powder metal carrier member including a carrier plate having a plurality of carrier legs extending from the carrier plate, and a powder metal cover member including a cover plate having a plurality of cover legs extending from the cover plate. The carrier assembly includes a sleeve member defining a plurality of braze material retention features stamped along a perimeter of the sleeve member. In various aspects, the braze material retention features cooperate with the carrier member and the cover member, in an assembled state, to define retention apertures shaped and sized to retain a braze material adjacent the single plane prior to a sintering process. A portion of the carrier member is aligned with both a portion of the cover member and a portion of the sleeve member, and brazed together in a single plane.Type: ApplicationFiled: July 26, 2016Publication date: February 1, 2018Inventors: Shail N. Shah, Shinji Oita
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Publication number: 20180031115Abstract: A powder metal component for a transmission includes a body portion defining a substantially planar major surface, and at least three radially spaced-apart retention features formed in the body portion in a green state, prior to sintering. Each retention feature may include a bore having a shaped geometry extending between an upper region adjacent the major surface of the body portion, and a lower region defining a radius of curvature. Each bore may be defined by two opposing, substantially parallel sidewalls and a substantially U-shaped bottom portion. The U-shaped bottom portion may include a center region defining the radius of curvature connecting two angled bottom walls.Type: ApplicationFiled: July 26, 2016Publication date: February 1, 2018Inventors: Shail N. Shah, Nicholas S. Vernon, Sean I. Hayes
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Publication number: 20180031116Abstract: A method for assembling a carrier subassembly for use with a planetary gear train comprises inserting a gear so that the bore of the gear surrounds the bore of the carrier member, and aligning an assembly guide having a bore by engaging a portion of the assembly guide with an alignment feature of the carrier subassembly such that the bore of the assembly guide is aligned with the bore of the carrier member.Type: ApplicationFiled: July 26, 2016Publication date: February 1, 2018Applicant: Caterpillar Inc.Inventor: John Al Johnson
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Publication number: 20180031117Abstract: In a shift lever device, a gate pin of a lever is guided by a gate groove of a gate plate, and a detent pin of the lever is abutted on a detent face of a detent block due to an urging force. A sensor mechanism detects a shift position of the lever. The gate plate, the detent block, and the sensor mechanism are disposed at a lower side of the lever, the gate plate and the detent block are disposed at a rear side of the lever, and the sensor mechanism is disposed at a front side of the gate plate and the detent block. This thereby enables a reduction in size of the shift lever device in an up-down direction.Type: ApplicationFiled: July 24, 2017Publication date: February 1, 2018Inventors: Takehiro NIWA, Yohei NAKANO, Naomi ASAHINA
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Publication number: 20180031118Abstract: In a shift lever device, a lever moves an operation member when the lever is rotationally operated in a front-rear direction, and the lever rotates a select link such that the select link moves the operation member when the lever is rotation operated in a left-right direction. The position of the operation member is detected to detect a shift position of the lever. When the lever is rotation operated in the front-rear direction, the lever therefore moves the operation member without being through the select link, thereby enabling the precision with which the shift position of the lever in the front-rear direction is detected to be raised.Type: ApplicationFiled: July 24, 2017Publication date: February 1, 2018Inventors: Takehiro NIWA, Yohei NAKANO, Naomi ASAHINA
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Publication number: 20180031119Abstract: Systems and methods for managing shift changes of a multi-speed automatic transmission of a vehicle are provided. The multi-speed automatic transmission being capable of establishing a plurality of forward speed ratios. The vehicle may include a transmission shift selector having at least one operator selectable shift request input to request a shift change of the multi-speed automatic transmission. A control circuit operatively coupled to the multi-speed automatic transmission is provided which shifts the multi-speed automatic transmission from a first forward speed ratio to a second forward speed ratio in response to shift criteria. The shift criteria may be based on a plurality of operational characteristics related to the vehicle.Type: ApplicationFiled: July 27, 2016Publication date: February 1, 2018Inventors: Brent Maurer, Mark A. Rains, Edmond M. Etchason
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Publication number: 20180031120Abstract: When an engagement-side clutch taking charge of rotation control in an upshift is the same as a rotation control clutch of a previous gear shift, it is determined that there is a likelihood that a thermal load of a clutch friction material will increase, and the thermal load of the clutch friction material is decreased by delaying gear shift start. By setting a delay time by which the gear shift start is delayed when an accelerator depression amount is small to be shorter than when the accelerator depression amount is large depending on the accelerator depression amount, a gear shift which is an upshift can be performed without unnecessary waiting.Type: ApplicationFiled: July 13, 2017Publication date: February 1, 2018Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Norihiro TSUKAMOTO, Tomohiro ASAMI, Keisuke OTA
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Publication number: 20180031121Abstract: A control device for a vehicle includes an electronic control unit configured to increase a disengagement-side instructed pressure such that an input rotation speed decreases when overspeeding of the input shaft occurs during a coast downshift of an automatic transmission. Overspeeding of the input shaft in a disengagement-side element that forms a gear stage before a downshift having a lower gear ratio than that after the downshift is suppressed.Type: ApplicationFiled: July 20, 2017Publication date: February 1, 2018Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Seiji MASUNAGA, Ayumu SAGAWA, Keisuke OTA
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Publication number: 20180031122Abstract: When there is a request for a skip downshift that transitionally establishes an intermediate speed position, a surge hydraulic pressure at the start of a torque phase during shift control toward the intermediate speed position is set so as to be lower than a surge hydraulic pressure at the start of a torque phase during shift control toward a required speed position.Type: ApplicationFiled: July 21, 2017Publication date: February 1, 2018Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.Inventors: Keisuke OTA, Norihiro TSUKAMOTO, Tomohiro CHIMBE, Ayumu SAGAWA, Hiromasa TAKAI, Masataka HIRANO