Patent application number | Description | Published |
20110314939 | TRANSMISSION HAVING A LOW LAUNCH GEAR - A vehicle transmission includes a pinion secured to an input shaft, a gear meshing with the pinion, an idler secured to the gear, a reverse gear meshing with the idler and secured to a second idler, a low gear supported on a layshaft and meshing with the second idler, and a coupler connecting the low gear to the layshaft. | 12-29-2011 |
20110314962 | Transmission Having a Low Launch Gear - Gearing for a vehicle transmission includes meshing forward gears and an idler, a reverse gear engaging the idler, a low gear engaging the reverse gear, a final drive, and a low gear drive path including the idler, the forward, reverse and low gears and the final drive. | 12-29-2011 |
20120217119 | Carrying Fluid to Balance Dams in a Servo Piston Support - A hydraulic servo assembly includes a clutch support formed with first and second cylinders, spaced mutually and spaced from a longitudinal axis, first and second balance volumes, and a passage formed in the support for carrying fluid from a fluid source into the balance volumes. | 08-30-2012 |
20120217120 | Pressure and Flow Continuity Through Transmission Supports - An assembly includes a support including a first passage having a opening along a length of the passage and facing outward from the passage, a clutch support including a second passage having a second opening along a length of the second passage and facing toward the opening, and a sleeve fitted over the first passage, enclosing said open length, and formed with a third passage that hydraulically connects the first passage and the second passage. | 08-30-2012 |
20120217124 | CONTROL ELEMENT DISCS SPLINED TO RACEWAYS OF A ONE-WAY CONTROL ELEMENT - An assembly includes a one-way transmission control element including first and second races, first discs secured to the first race, and second discs interleaved with the first discs and secured to the second race. | 08-30-2012 |
20120220405 | Front Support for Transmission Gear Box - A transmission includes a case containing a torque converter that includes a stator, a gearset including a carrier, a second gearset, friction elements for controlling operation of the second gearset, and a support secured against rotation, including passages that communicate hydraulic fluid and pressure to the control elements and torque converter. | 08-30-2012 |
20120220406 | Gearset Carrier and Servo Cylinder Assembly - A carrier assembly includes a first plate, a second plate spaced from the first plate and formed with a cylinder, pinions supported on the first and second plates; and a piston located in the cylinder for displacement along an axis of the cylinder. | 08-30-2012 |
20120220407 | CLUTCH PISTON SUPPORT - An assembly includes a clutch support formed with multiple cylinders, each cylinder connectable to a source of hydraulic pressure that actuates a clutch, and a planetary gearset including a ring gear driveably connected to the clutch support. | 08-30-2012 |
20120220415 | Final Drive Mechanism for a Transmission - A final drive mechanism includes a pinion, a gear meshing with the pinion, a differential mechanism, and a first gearset including an input driveably connected to the gear, and an output driveably connected to the differential, rotating slower than a speed of the gear, and rotating in a direction opposite the direction of the gear. | 08-30-2012 |
20120220416 | TRANSFER SHAFT SUPPORT - An assembly includes first and second components, a shaft supported on the components, a gear wheel transmitting torque between a transmission output and a differential mechanism, and a bearing supporting the gear wheel on the shaft, transmitting axial force in a first direction between the gear wheel and the first component, and axial force in a second axial direction opposite the first direction between the gear wheel and the second component. | 08-30-2012 |
20120279327 | FINAL DRIVE MECHANISM AND POWER TAKE OFF FOR A TRANSMISSION - A drive mechanism includes a transmission including a pinion centered at an axis, a differential mechanism centered at a second axis forward of the axis, driveably connected to the pinion through a gear wheel meshing with the pinion, and a power take-off mechanism centered at a third axis rearward of the axis, driveably connected to the pinion, including a clutch that alternately opens and closes a drive connection to the pinion. | 11-08-2012 |
20140087910 | Thrust Force Reactions in an Automatic Transmission - A system producing force reactions in a transmission includes a case including front and rear surfaces, a reaction component, a gearset including a ring gear and a sun gear that transmits a forward force to the front surface, a first path for transmitting a rearward force from the ring gear to the rear surface, a second path for transmitting a forward force from the ring gear to the reaction component, and a third path for transmitting a rearward force from the sun gear to the reaction component. | 03-27-2014 |
20140090944 | SYSTEM FOR SUPPLYING FLUID TO TRANSMISSION CONTROL ELEMENTS - A system for supplying fluid to transmission control elements includes a body producing clutch-apply pressures and a lube source, clutches, each clutch including a servo and a balance volume, a shaft including passages, a support including paths communicating each of the clutch-apply pressures and the lube source to a respective passage, and a clutch hub communicating clutch-apply pressure from each of the passages to a respective servo, and communicating the lube source to the balance volumes. | 04-03-2014 |
20140105728 | HYDRAULIC PUMP CONFIGURATION FOR AUTOMATIC TRANSMISSION - An automatic transmission pump assembly includes a torque converter housing and pinion that rotate about a first axis, an idler engaged with the pinion, a gear engaged with the idler, shaft secured to the gear, and a pump rotor secured to the shaft and that rotates about a second axis offset from the first axis. | 04-17-2014 |
20140110209 | CLUTCH HOUSING AND ASSEMBLY - A clutch assembly includes first, second and third clutches, a housing including a first projection to which the first clutch selectively produces a connection, a second projection to which the second and third clutches selectively produce connections, clutch-apply circuits each circuit corresponding to one of the clutches, and a balance volume circuit for supplying fluid to each of the clutches, and a shaft rotatably supporting the housing. | 04-24-2014 |
20140110215 | Connected Assembly of Two Shafts and a Clutch Housing - An assembly of transmission components includes a first shaft including first and second surfaces, and axial cutting-spline teeth on the second surface, a second shaft connected by a press fit to first shaft, and a clutch hub connected by a press fit to the second shaft and engaged with the cutting-spline teeth. | 04-24-2014 |
20140113762 | AUTOMATIC TRANSMISSION ASSEMBLY - A transmission includes gearsets each including rotating members, a support held against rotation, brake servos located in the support, brakes each actuated by one of the brake servos for producing a connection between the support and a respective gearset member, a housing, clutch servos located in the housing, and clutches each actuated by one of the clutch servos for producing a drive connection between the housing and a respective gearset member. | 04-24-2014 |
20140113763 | Transmission Brake Hub - A brake assembly includes first and second brakes, a gearset including first and second members, a hub held against rotation, the first brake selectively producing a connection between the hub and the first member, the second brake selectively producing a connection between the hub and the second member, and a support secured to a transmission case and the hub, the support formed with brake-apply circuits, each circuit corresponding to one of the brakes. | 04-24-2014 |
Patent application number | Description | Published |
20120193186 | Transmission Clutch Assembly - The present disclosure relates to a vehicle transmission having a clutch assembly with a plurality of corrugations formed with respect to a hydraulic feed path for an apply piston. | 08-02-2012 |
20140113761 | CLUTCH ASSEMBLY AND TRANSMISSION - A transmission utilizes a three clutch module. The clutch module may be pre-assembled before it is assembled into the transmission. All three clutch packs are splined to a common shell at their outer diameter. One of the clutch pistons passes through openings in the clutch pack of one of the other clutches. The common shell is fixedly coupled to a hollow shaft through which the transmission input shaft protrudes. Pressurized fluid to engage the three clutches is routed through axial passageways in the input shaft. | 04-24-2014 |
20140296022 | MULTI-SPEED TRANSMISSION - A transmission gearing arrangement includes four simple planetary gear sets arranged in two planes to reduce axial length. Six shift elements, including two input clutches, two output clutches, and two brakes, are engaged in combinations of three to establish nine forward speed ratios and one reverse speed ratio. The two output clutches may be assembled into a module suitable for testing before installation. | 10-02-2014 |
20140318272 | Sensor Packaging at Output Side of Front Wheel Drive (FWD) Transmissions - Various packaging designs for placement of a magnetic torque sensor at the output shaft of a front wheel drive transmission are provided. One design provides for mounting a sensor on a chain drive sprocket or integrating a sensor into a modified sprocket bearing mount. Another design provides for mounting a sensor at the grounded ring gear of a final planetary drive. Another design provides for mounting a sensor at the differential housing. Another design provides for mounting a sensor at the output planetary carrier hub/park gear. Another design provides for mounting a sensor at a multi-piece transfer gear face. | 10-30-2014 |
20140342869 | TRANSMISSION HAVING SELECTABLE POWER TRANSFER SHAFT - A front wheel drive transmission is adapted for all-wheel drive by the addition of a selectively engageable power take-off shaft. When a disconnect clutch is engaged, power may be transferred to rear wheels via a power take-off unit and a rear drive unit to improve vehicle mobility. When the disconnect clutch is disengaged, various components of the all-wheel drive system do not rotate, reducing parasitic losses and improving fuel economy. To provide packaging space for the disconnect clutch, the differential is moved to the left (driver side) of the driven transfer gear. A planetary differential, such as a double pinion planetary differential, is suitable for this location | 11-20-2014 |
20140371027 | MULTIPLE CLUTCH MODULE - A multiple clutch module for an automatic transmission integrates at least two multi-plate wet clutches into a single module. Each of the clutches includes a set of separator plates interleaved with at least one friction plate and a piston configured to compress the separators plates and friction plates. The separator plates of the first clutch are splined to a housing along their inner diameter whereas the separator plates of the second clutch are splined to the housing along their outer diameter. Each piston is associated with an apply chamber and a balance chamber radially inside the respective separator plates and friction plates. The housing rotates about a central shaft. Pressurized fluid is supplied to the clutches from the shaft. The first and second balance chambers are connected by a passageway within the housing such that they can be supplied with fluid from a common orifice in the housing. | 12-18-2014 |
20140378265 | TRANSMISSION WITH INTEGRATED CLUTCH AND GEAR SET - A transmission includes a simple planetary gear set and several clutches. A first clutch selectively couples the carrier of the planetary gear set to a first shell. The housing of the first clutch is integrated with the planetary carrier. A piston return spring extends axially to occupy space between the planet gears. A second and third clutch share a common housing that is fixedly coupled to the ring gear. The second clutch selectively couples the ring gear to the sun gear. The third clutch selectively couples the ring gear to a second shell. The planetary gear set is axially located between the two clutch housings. | 12-25-2014 |
Patent application number | Description | Published |
20080299379 | COMPOSITE MATERIAL AND METHOD OF MAKING THE COMPOSITE MATERIAL - An improved energy absorbing member comprising, an thermoplastic cellular polymer in contact with a structural element such as a metal guard rail or automotive door, wherein the cellular polymer has an average cell size of at least about 0.75 mm and at least one of C | 12-04-2008 |
20090062410 | METHOD OF FORMING EXTRUDED POLYSTYRENE FOAMS AND THE PRODUCTS MADE THEREFROM - The invention a method of forming complex shape of styrenic polymer foams in which a pressing surface is created, for example, by planing/machining a layer of an as formed extruded styrenic polymer plank, contacting said plank with a contoured die face and pressing the foam to form the complex shape. | 03-05-2009 |
20110091688 | PROCESS FOR PRODUCING A SHAPED FOAM ARTICLE - The invention relates to an improved method of cold forming a shaped foam article wherein the improvement is using a near net-shaped foam blank cut from a foam plank having a vertical compressive balance equal to or greater than 0.4 to produce the shaped foam article. | 04-21-2011 |
20110293914 | SHAPED FOAM COMPOSITE ARTICLE - The present invention is a method to manufacture shaped foam composite articles comprising a foam core and one or more skin and shaped foam composite articles made therefrom. Specifically, cold formed shaped foam articles having an upper and lower surface having a skin applied to one or both of the surfaces. Preferably the foam comprises a styrenic polymer foam and the skins may independently be mono-layered or multi-layered. The shaped foam article and the skin may be made from the same or different materials. In the case where there are more than one skin, the skins may comprise the same or different materials. | 12-01-2011 |
20110313072 | METHOD FOR MANUFACTURING A PLURALITY OF SHAPED FOAM ARTICLES - The present invention is a method to manufacture one or more shaped foam article. Specifically, the present invention is a method of extruding a thermoplastic polymer with a blowing agent to form a foam polymer plank having a density gradient. Preferably, shaped articles are prepared from the surface of the foam plank having the lowest density. The article is shaped by a mold comprising one or a plurality of cavities wherein the periphery of each cavity is defined by a trimming rib, said mold concurrently shapes the foam article and trims the resulting shaped foam article from the surrounding continuous unshaped foam plank. Preferably, the foam has a vertical compressive balance (Rv) equal to or greater than 0.4 and more preferably, the foam has a cell gas pressure less than 1 atmosphere and/or an open cell content of equal to or less than 20 percent. | 12-22-2011 |
20120056346 | IMPROVED METHOD FOR EXTRACTING SHAPED FOAM ARTICLES FROM A FORMING MOLD CAVITY - The invention relates to an improved method of extracting a shaped foam article from a mold cavity after being formed, specifically by imparting a vacuum sufficient enough to hold the shaped foam article to one side of the mold, preferably the core half of the mold, when the mold opens. | 03-08-2012 |
20120101174 | METHOD FOR FORMING A SHAPED FOAM ARTICLE - The invention relates to an improved method of cold forming a shaped foam article having a shape with a high degree of draft with improved surface aesthetics, specifically reduced surface cracking and articles made therefrom. The improvement is using a mold with a reduced-slip cavity surface, preferably a textured cavity surface. | 04-26-2012 |
20120114895 | THERMAL INSULATING PANEL COMPOSITE - Prepare an article by providing an extruded thermoplastic polymer foam having a cavity defined therein and placing a vacuum insulation panel entirely within the cavity. | 05-10-2012 |
20120237734 | PROCESS FOR FORMING A DOUBLE-SIDED SHAPED FOAM ARTICLE - The invention relates to an improved method of cold forming a double-sided shaped foam article wherein the improvement is using a double-sided foam blank cut from a foam plank having a vertical compressive balance equal to or greater than 0.4 to produce the double-sided shaped foam article. The double-sided foam blank has a first pressing surface and a second pressing surface wherein the difference in compressive strength between the first and second pressing surfaces is equal to or less than 200 percent, most preferably, the compressive strength of the first pressing surface is the same as the compressive strength of the second pressing surface. | 09-20-2012 |
20130084429 | METHOD FOR STAMPING A SHAPED FOAM ARTICLE - The invention relates to an improved method of cold forming a shaped foam article from a foam having a vertical compressive balance equal to or greater than 0.4 and one or more pressing surface and articles thereof. The improvement comprises the use of a stamping press to form the shaped foam article. Preferably, the stamping press is operated by mechanical or hydraulic means. The shaped foam article may be shaped on one or more surfaces. | 04-04-2013 |
20140007534 | WALL STRUCTURE WITH ENHANCED CLADDING SUPPORT - A building structure includes a framework of: (a) metal studs having walls that define an interior channel; (b) a cellular backing material extending lengthwise within the interior channel of at least a portion of the metal studs; (c) a thermally insulating layer extending over multiple metal studs; (d) fasteners extending through the thermally insulating layer, through a wall of a metal stud and into the cellular backing material within the interior channel of the metal stud; and (e) a cladding attached to the framework of metal studs by means of the fasteners. | 01-09-2014 |
20140159265 | PROCESS FOR PREPARING CERAMIC BODIES - A method comprising: a) determining the bow ( | 06-12-2014 |