Planetary gear transmission systems or components inventions 05/06

20060111213 - Electrically variable transmission having two planetary gear sets with one fixed interconnection: The electrically variable transmission family of the present invention provides low-content, low-cost electrically variable transmission mechanisms including first and second differential gear sets, a battery, two electric machines serving interchangeably as motors or generators, and four or five selectable torque-transfer devices. The selectable torque transfer devices are engaged singly or...

20060111214 - Geared motor with planetary gear assembly: A geared motor includes a rotor mounted rotatably to a motor housing and having an output shaft along a rotating axis, and a stator secured to the motor housing to surround the rotor. The stator has a plurality of angularly displaced core segments with wall areas confronting magnetic pole units...

20060111211 - Infinitely variable transmission with power branching, with electric selector: The invention concerns an infinitely variable transmission with power shunting having at least two operating modes, whereof the components are distributed between two power paths connecting in parallel the heat engine (130) to the vehicle wheels (133), said means including at least three planetary gear trains (137, 138, 141, 142),...

20060111212 - Method and apparatus for power flow management in electro-mechanical transmissions: A method for power management in an electro-mechanical power-split infinitely variable transmission (eVT) designed to operated within a designated speed ratio range for vehicular applications. The eVT is comprised of an input shaft coupled to the output shaft of a drive engine to receive power, a drive shaft, two electric...

20060111215 - Transmission: A module comprising at least the groupings (11) and (12) which remains the same for all embodiments. Assemblies (11) and (12) are effectively side by side unequal co-axial assemblies. Assembly (11) is the unequal coaxial assembly and comprises of a cam [sun-element] (17), bearing (18) and rollers [planet-element] (20). Assembly...

20060111216 - Torque tube apparatus: A torque tube apparatus includes a tube member that connects a transaxle and a clutch unit to each other, a transaxle-side shaft, a clutch shaft, and a sleeve that has a first end and a second end. The first end is slidable with respect to the transaxle-side shaft. The second...

20060111217 - Moveable gear type automatic stepless speed change device: A moveable gear type automatic stepless speed change device primarily structured to comprises an electric motor, a stepless speed change device and an automatic gear shift device. An output shaft of the electric motor is fixedly configured to one end of a main transmission shaft of the stepless speed change...

20060111218 - Annular gear: A ring gear is an annular gear having an annular base portion with a predetermined constant width, and the annular base portion is provided with a gear on an entire periphery thereof. The base portion includes a first wall thickness portion having a first wall thickness, and a second wall...

20060105875 - Hybrid powertrain system and transformer module: A powertrain system is provided that includes a first prime mover, a second prime mover and a transformer module. In an embodiment, the transformer module includes a planetary gearset having a first rotary element connected to the first prime mover, a second rotary element connected to the second prime mover,...

20060105876 - Planetary dual power path transmission with electric motors: A dual path planetary transmission includes two planetary gearsets each having a sun gear member, a ring gear member, and a planet carrier assembly member. Each of the members of the planetary gearsets are selectively connectible between an input shaft, an output drive mechanism, and a stationary member. Each of...

20060105877 - Servo drive: The invention relates to a servo drive comprising an electromechanical energy converter, which has a rotatably mounted disc rotor for generating a torque and a stepping up mechanism that is connected downstream of the disc rotor, for coupling the disc rotor to an output element and for stepping up the...

20060105878 - Vehicle transmission systems: A vehicle transmission system includes an input shaft (2) connected to a differential mechanism, which has two output shafts (12, 20). The two output shafts carry first and second coaxially mounted sun wheels (10, 12), respectively, of an epicyclic gear system which mesh with first and second sets of planet...

20060105879 - Multi-stage automatic transmission with three planetary gearwheel assemblies: A multi-stage automatic transmission comprises a drive input shaft (AN), a drive output shaft (AB), three planetary gearwheel assemblies (RS1, RS2, RS3) arranged next to one another in series and five shift control elements (A to E). A sun gearwheel (SO3) of the third planetary gearwheel assembly (RS3) can be...

20060100053 - Partition structure of power train device: A partition structure of a power train device is provided with: a second differential coupled with an external first differential so as to receive a driving force input to the first differential; a case having a first end facing to the first differential, a second end opposed to the first...

20060100054 - Vehicular four-wheel drive unit: A vehicular drive unit comprises a central differential mechanism and a front-wheel side axle differential mechanism. The central differential mechanism comprises a first planetary gear train 10, which includes an output gear body 50, a first carrier 13, which is provided in a one-piece body with this gear body, a...

20060100055 - Six-speed powertrain of an automatic transmission: A six-speed powertrain of an automatic transmission includes a first single pinion planetary gear set having a first sun gear, two first planet carriers, a first planetary gear, and a first ring gear. A second single pinion planetary gear set has a second sun gear, a second planetary gear, and...

20060094552 - Power-assisted differential assembly: An axle assembly for a motor vehicle. The assembly comprises a carrier housing and a differentially assembly rotatably mounted to the carrier housing. A ring gear is fixed to the differential assembly. A first pinion is in meshing engagement with the ring gear. The first pinion is driven by a...

20060094553 - Gearbox assembly with gearbox means for speed overlap: A gearbox assembly, in particular for a wheel drive of a vehicle with a hydrostatic gearbox (2) having at least one downstream planetary stage (3), wherein coupling the planetary stage (3) to the hydrostatic gearbox (2) is via intermediate gearbox means for speed overlap within the planetary stage (3), by...

20060094554 - Two-mode compound-split hydraulic continuously variable transmission: A two-mode compound-split hydro-mechanical powertrain employs a hydro-mechanical continuously variable transmission having two hydraulic units, at least two torque-transmitting mechanisms, and a planetary gear arrangement for combining the output of an engine and the two hydraulic units into a single output mechanism....

20060094555 - Fly-by-wire limp home and multi-plex system: An electro-hydraulic control mechanism for use with a multi-speed transmission includes a pair of logic valves, which are manipulated during the ratio interchanges and the ratio establishment by aiding in the distribution of fluid pressure from a plurality of trim valves. The logic valves are retained in specific drive ranges...

20060094556 - Power take-off unit for four-wheel drive vehicle: A full-time power take-off unit is equipped with a dual-mode bi-directional overrunning clutch and a shift mechanism to establish all-wheel drive and part-time four-wheel drive modes. Further, the power take-off unit includes a disconnect clutch that is controlled by the mode shift mechanism to establish a full-time four-wheel drive mode....

20060094557 - Accessory drive unit: The accessory drive unit, mounted intermediate an engine and a transmission, provides mounts for a water pump, an alternator, a supercharger and a starter. The accessory drive unit includes a main planetary gear driving a supplemental gear which is rotatably interconnected to a bevel gear driving a supercharger shaft. A...

20060094558 - Pinion housing with contaminant deflector: An axle assembly includes a carrier housing having a deflector, a differential assembly, and an input shaft. The carrier housing has a main body and a pinion nose extending from the main body. The pinion shaft and the differential assembly are each rotatably supported by the carrier housing in driving...

20060094559 - Automatic speed changer: A planetary gear unit PR and a clutch C3 for outputting reduced speed rotation and a clutch C1 for connecting and disconnecting input of rotation of an input shaft to a sun gear S2 are located on one axial side of a planetary gear unit PU, and a clutch C2...

20060094560 - Planetary manual transmission: A mechanical clutch-controlled planetary transmission employs three planetary gearsets and seven synchronizer clutches to establish fifteen forward speed ratios and seven reverse speed ratios between a transmission input shaft and a transmission output shaft. Two of the planetary gearsets each provide three forward speed ratios including two underdrives and a...

20060094561 - Planetary transmissions having a stationary fixed interconnection and up to three input clutches: The family of transmissions has a plurality of members that can be utilized in powertrains to provide at least eight forward torque ratios and one reverse speed ratio. The transmission family members include three planetary gear sets having seven torque-transmitting mechanisms, and two interconnecting members, one of which is grounded....

20060094562 - Drive for pivoting a flap arranged on a body of a vehicle about a pivot axis: A drive for pivoting a flap on a body of a vehicle about a pivot axis, with a drive motor, by means of which an output driving the flap pivotably can be driven rotatably via a drive train having an epicyclic gear. The epicyclic gear has a sun gear, an...

20060094563 - Transmission, in particular epicyclic transmission: A drive, particularly a planetary drive, comprising a drive shaft and at least one driven shaft which are connected by at least one element. The drive shaft and the driven shaft are mounted opposite the housing parts by bearings. The drive is characterized in that the annular space for receiving...