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Planetary gear transmission systems or components

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
11/13/2014 > 5 patent applications in 5 patent subcategories.

20140335989 - Machine tool having a device for switching between a first and a second transmission stage by reversing the direction of rotation: A machine tool, including a drive unit with a drive motor and a drive shaft that can be rotated around a drive axis of rotation by the drive motor in a forward direction as well as in a reverse direction opposite to the forward direction, a driven unit with a... Agent:

20140335990 - Axle assembly: An axle assembly including a housing having a first axle tube and a second axle tube, a crown wheel mounted in the housing, a pinion in meshing engagement with the crown wheel, a first reservoir for retaining fluid in contact with the crown wheel for lubricating the crown wheel, a... Agent: Meritor Technology, LLC

20140335991 - Infinitely variable transmissions, continuously variable transmissions, methods, assemblies, subassemblies, and components therefor: Inventive embodiments are directed to components, subassemblies, systems, and/or methods for continuously and infinitely variable transmissions (IVT). In one embodiment, a variator is adapted to receive a control system that cooperates with a shift nut to actuate a ratio change in an IVT. In another embodiment, a neutral lock-out mechanism... Agent:

20140335992 - Rotary power transfer disconnect device: A rotary power transfer disconnect device for use between first and second drive parts, with the first having an opening with teeth defined therein, and the second having external teeth located at least partially in the opening. A gap is located between the teeth so that the first drive part... Agent: Schaeffler Technologies Gmbh & Co. Kg

20140335993 - Multiple speed transmission and method of operation: A family of transmissions has four planetary gear sets, five controllable clutches and brake, and a passive one way brake. Selective engagement of the brakes and clutches in combinations of three produces eight forward speed ratios and one reverse speed ratio. The passive one way brake is engaged in the... Agent:

11/06/2014 > 4 patent applications in 4 patent subcategories.

20140329633 - Powershift transmission for a motor vehicle and method for controlling a powershift transmission: A motor vehicle powershift transmission which comprising two partial transmissions (TG1, TG2) each with a respective input shaft (GE1, GE2) that can be drivingly connected, via a main separator clutch (CL1, CL2; CL1′, CL2′; CL1*, CL2*), with the driveshaft (TW) of a drive engine (VM) and, on the output side,... Agent: Zf Friedrichshafen Ag

20140329634 - Planetary gear with a differential gear: A planetary gear (1) with a differential gear, a planet carrier (4) to which at least one planetary gear (7) is rotatably connected with at least one sun wheel (8, 9) that is at least in meshing operative engagement with one planetary gear, whereby the planetary carrier (4) is supported... Agent:

20140329635 - Systems and methods for controlling a transmission during a garage shift: A method for controlling a transmission includes the following steps: applying a first assist clutch to interconnect a first stationary member to a first planetary gear set of the transmission; applying a second assist clutch to interconnect a second stationary member to a second planetary gear set of the transmission,... Agent: Gm Global Technology Operations LLC

20140329636 - Planetary gear assembly: A transmission planetary gear assembly, having: a carrier housing with axial orifice; a pinion shaft fitted through the axial orifice; a first fastener configured to axially secure the pinion shaft with respect to the carrier housing at one end of the shaft; and a second fastener configured to axially secure... Agent: Ford Global Technologies LLC

10/30/2014 > 7 patent applications in 6 patent subcategories.

20140323258 - Epicyclic arrangements and related systems and methods: System comprising an epicyclic arrangement. In some embodiments, the epicyclic arrangement can comprise: a first input element; a second input element fixed to an input drive shaft; a geared carrier that includes at least a portion that is disposed axially between the first and second input elements, the geared carrier... Agent: Torotrak (development) Limited

20140323259 - Electric drive device for vehicle: A vehicle electric drive device has an electric motor and is disposed with an engagement device between each end of an output shaft of the electric motor and each of left and right drive wheels, the vehicle electric drive device being disposed with a planetary gear device between each end... Agent: Toyota Jidosha Kabushiki Kaisha

20140323260 - Continuously variable transmission: Traction planets and traction rings can be operationally coupled to a planetary gearset to provide a continuously variable transmission (CVT). The CVT can be used in a bicycle. In one embodiment, the CVT is mounted on the frame of the bicycle at a location forward of the rear wheel hub... Agent: Fallbrook Intellectual Property Company LLC

20140323262 - Overload protection: An overload protection device in combination with a prime mover and gearbox transmission supplies torque through a gearbox transmission to a load. An input shaft with is driven by the prime mover and rotates therewith. An external spline on the input shaft mates with an input gear having an internal... Agent: Fairfield Manufacturing Company, Inc.

20140323261 - Transmission for shredding machines: A transmission for shredding machines includes a drive shaft, a driven shaft, and an intermediate shaft, with at least two spur gears each, at least one hydraulic shift clutch each, and at least one overload clutch. The shafts can releasably be coupled with each other via the spur gears and... Agent: Komptech Umwelttechnik Gmbh

20140323263 - Rotary units, rotary mechanisms, and related applications: The invention relates to devices including rotary units and rotary mechanisms that are suitable for use in numerous applications. Rotary units typically include rotational components that are configured to rotate. In some embodiments, for example, multiple rotary units are assembled in rotary mechanisms such that neighboring pairs of rotational components... Agent:

20140323264 - Harmonic drive: A harmonic drive includes a housing, a first gear, a second gear, and a driving unit. The first gear has a first number of teeth. The second gear is fixed to the housing, and has a second number of teeth. The second number is different from the first number. The... Agent: Harmonic Innovation Technology Co., Ltd.

10/23/2014 > 5 patent applications in 5 patent subcategories.

20140315675 - Drive torque distribution apparatus: When a first drive shaft and a second drive shaft rotate at equal rotational speeds, a first rotor and a second rotor rotate at equal rotational speeds. On the other hand, a rotational difference is generated between the first drive shaft and the second shaft by generating a torque between... Agent: Kabushiki Kaisha Toyota Chuo Kenkyusho

20140315676 - Torque split continually variable transmission: A transmission includes a first drive secured to an input, producing a fixed drive ratio; a second drive secured to an input, producing a variable drive ratio; a planetary gearset including a member connected to the second drive, and a second member; a brake releasably holding the second member rotatably... Agent: Ford Global Technologies, LLC

20140315677 - Compact planetary differential gear set arrangement: A compact planetary differential gear set includes first (130A) and second (130B) sun gears, a first set (200A) and a second set (200B) of planet gears (220), and a carrier (160) with a ring gear (190). Enmeshing gear pairs (210) are formed from one planet gear from each set. The... Agent: Eaton Corporation

20140315678 - Gear assembly for motor vehicle: A gear assembly for a motor vehicle includes first clutch configured to selectively couple an input shaft to an output shaft and a second clutch configured to selectively couple the input shaft to a planetary gear train. When the first clutch is activated and the second clutch is not activated,... Agent:

20140315679 - Stacked planetary gear set: A stacked or nested planetary gear set for a transmission includes a carrier member supporting for rotation a first set of planet gears, a second set of planet gears, and a third set of planet gears, wherein each of the second set of planet gears are intermeshed with the third... Agent: Gm Global Technology Operations LLC

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