Class 74/665M - Bevel

Subclass of Class 74 - Machine element or mechanism
No. of patents: 34
Last issue date: 04/22/2008

Number	Title	Issue Date
7360471	Triple output transfer case for a vehicle seat A transfer case assembly (10) for selectively moving a seat assembly in a plurality of adjustment directions. The assembly comprises a motor (12) and a drive shaft (14) operatively connected to the motor (12) for rotation in response to a...	04/22/2008
7357747	Apparatus for differential power distribution A steering drive mechanism utilizes a pair of planetary gear arrangements between the input (or engine drive shaft) and the output shafts driving each wheel of a vehicle. The input is supplied to each sun gear in equal magnitude but opposite direction to account for...	04/15/2008
7259471	Drive line for fluid flow power engine with speed guidance, power impact reduction and short-term energy storage Control procedure for a flow machine, wherein the flow machine comprises a turbine, which picks up power from a wind or water current, and a driveline, which transfers power from the turbine to an electric generator connected to an electricity grid of constant grid ...	08/21/2007
7028578	Wrist driving mechanism for robot A wrist driving mechanism capable of arranging a large amount of cables and pipes in a robot arm. A robot wrist mechanism having three degrees of freedom is driven by first, second and third drive shafts for transmitting driving forces of first, second and third mot...	04/18/2006
6588299	Transmission for a working vehicle A transmission for a working vehicle comprising a transmission mechanism for controlling drive transmission; a first input shaft for transmitting drive from an engine to the transmission mechanism; a second input shaft, usable as an alternative to the fir...	07/08/2003
6182780	Multiple wheel drive assembly A multiple wheel drive assembly including front and wheel axles and four independent gear boxes one for each wheel axle and two intermediate gear boxes each of which is connected to a pair of front and rear wheel axle gear boxes. Each of the gear boxes ha...	02/06/2001
6165094	Vehicle powertrains A vehicle power transmission and a vehicle powertrain capable of being continuously controlled over a predetermined range of operation. The powertrain includes two power units, the power transmission unit and a control device for receiving command input a...	12/26/2000
6098921	Rotary wing aircraft supplementary power drive system A supplementary power drive system for providing additional power to the drive system of rotary wing aircraft that powers the aircraft main lifting rotor and tail mounted torque compensating rotor or propeller in a manner as avoids overloading the power c...	08/08/2000
5950502	Orthogonal differential drive An orthogonal differential drive has a main shaft with a main axis. Also included is a primary gear, coaxially mounted on the main shaft, and a secondary gear. The differential drive also has a harmonic drive with a main throughput, a trim throughput, and...	09/14/1999
5782433	Engine deceleration device and power transmission device for helicopters Each engine is directly coupled to an engine deceleration device composed of a traction speed change mechanisms and a planetary speed change mechanism, and is decelerated at a desired speed change ratio, and rotate and drive a collector gear and a main ro...	07/21/1998
5769748	Gimbal employing differential combination of offset drives A gimbal system includes a pair of stepper motors that drive respective drive trains of a differential drive assembly such as a differential gear assembly. Either the drive ratios or the step sizes for the two motors are offset from each other to provide ...	06/23/1998
5683324	Toroidal continuous variable transmission for four-wheel drive automobiles The toroidal continuous variable transmission for four-wheel drive automobiles distributes a greater torque to the rear wheels than to the front wheels. The torque of the first driven gear is distributed 50% each to the first output shaft and the second o...	11/04/1997
5413517	Action mechanism for doll A doll action mechanism which comprises a plurality of movable members for a doll or the like, a plurality of rotational drive sources arranged outside of the doll or the like, and a plurality of drive shafts individually connected to the rotational drive...	05/09/1995
5127282	Bevel gear unit and a wrist mechanism for an industrial robot incorporating the same A bevel gear unit comprising a bevel gear (11), a ball bearing (B1) coaxially mounted on the shaft of the bevel gear (11) and in contact with the back surface (17) thereof, a double spacer including an inner race spacer (12) and an outer race s...	07/07/1992
5050450	Wrist mechanism for industrial robot or the like A wrist mechanism for an industrial robot of the type wherein wrist elements make rocking, rocking and revolving motions successively from the driving side to the driven side, which is reduced in quantity of motion transmitting parts and is small in size ...	09/24/1991
5040429	Mechanical electric motor synchronizer This invention relates to a synchronous mechanical motor controller for use in robot applications requiring precise and repeatable movements. The synchronous motor controller is an arrangement of separate electric motors driving individual wheels and oper...	08/20/1991
4972735	Wrist assembly for an industrial robot The wrist assembly of an industrial robot comprises a first wrist portion (21) provided on the free end of the robot arm (20) and having a pair of projections (22, 23) in parallel with each other on the fore-end thereof. A second wrist portion (24) is pro...	11/27/1990
4900997	Device to guide an object around two axes of rotation A device to guide an object (A) around two axes (R1 and R2). A motor (M1) controls rotation around an axis (R1) by three gears (51, 70, 71); a further motor (M2) controls the rotation of a fork joint (C) a...	02/13/1990
4787270	Robotic manipulator An improved robotic manipulator of the type having a plurality of serially-connected drive shafts and a mounting surface affixed to one end thereof. The manipulator includes a first shaft rotatable about a first axis coincident with one ordinate of a mutu...	11/29/1988
4776232	Gearbox arrangement for an industrial robot A gearbox arrangement for an industrial robot comprises a flange element, a pivoting element and a rotating element adapted to move independently of each other, and having two trains of gears, comprising drive-shafts for connection to respective drive mea...	10/11/1988
4768370	Rolling line for the stretch-reducing of tubes A rolling line for the stretch-reducing of tubes, has a plurality of rolling stands which are arranged closely one after the other. These rolling stands are driven by a group drive, whereby the rolling stands, or at least a part thereof, are divided into ...	09/06/1988
4761114	Articulated head for an industrial robot and a robot equipped with a head of this type An articulated head for an industrial robot has three axes of rotation and three frames, the movements of rotation of which are controlled by only two driving elements carried by the fixed portion of the wrist which is connected to the robot arm....	08/02/1988
4608884	Apparatus for driving two axes of the hand element of an industrial robot An apparatus is disclosed for driving the two axes (11, 30) of the hand element of an industrial robot in which the casing (12) of the hand element is pivoted around the first axis while resting between two fork arms on the end of the boom (1, 10). Two re...	09/02/1986
4584903	Drive system for twin screw extruder A twin screw extruder drive system includes a pair of parallel juxtaposed output shafts each of which is fixed to a sun gear of a planetary gear set. Each gear set includes a plurality of planet idler gears which are only rotatable about their axes and en...	04/29/1986
4548097	Manipulator drive A manipulator drive has a main support defining a main longitudinal axis, a housing rotatable on the main support about the main longitudinal axis, a head defining a head longitudinal axis and rotatable on the housing about an outer transverse axis crossi...	10/22/1985
4496278	Industrial robot equipped with articulated arm unit Disclosed herein is an industrial robot equipped with an articulated arm unit which includes a first arm, second arm, a holder case and a holder. The basal end portion is pivotally attached to a shoulder shaft, which is formed of a first and second shafts...	01/29/1985
4489625	Split torque transmission A split-torque transmission in which a high-speed engine drives a substantially lower speed drive shaft, such as a helicopter rotor drive shaft, comprises a pair of selectively laterally inclined cross shafts for drivingly connecting a corresponding pair ...	12/25/1984
4470284	Apparatus for adjusting rolls of roll stand An apparatus for positioning a roll of a roll stand has respective adjustment spindles operatively engageable with the ends of the roll and rotatable about respective axes in one direction to advance the respective roll end and in an opposite direction to...	09/11/1984
4411170	Wire rolling mill in block form, a so-called wire block with at least one driven line shaft A wire rolling mill in block form, a so-called wire block, with driving bevel gears which are disposed on a longitudinal shaft and can be selectively coupled by means of clutches with the line shaft and with slow speed supplementary drives for each drivin...	10/25/1983
4315441	Transmission for a hydraulically driven vehicle A transmission for a hydraulically driven vehicle comprising a final drive gear casing, a pair of hydraulic motor each having an output shaft connected thereto, the each output shaft being extended into the final drive gear casing and having formed thereo...	02/16/1982
4270622	Drive axle for electric vehicle An electric powered vehicle drive axle is disclosed. The axle of the present invention comprises a ring gear; a first pinion gear for rotating the ring gear; a differential carried by the ring gear; a pair of axle shafts driven by the differential for rot...	06/02/1981
4270408	Gear drive for gas turbine engine A drive system for a multiple gas turbine engine system includes power output shafts from first and second gas turbine engines, each power shaft connected to drive a load and each engine including a load sharing cross-over shaft for power transfer from on...	06/02/1981
4188837	Fuel economizing drive system for naval and merchant ships The system permits selective combining of one of a plurality of prime movers with a plurality of propeller shafts by means of a transverse chain drive between the propeller shafts to enable efficient multi-screw ship operation with one engine....	02/19/1980
3974719	Mechanical power transmission assembly A mechanical power transmission assembly for starting Stirling engines has a power input shaft driven by a starter motor and a plurality of power take off devices comprising at least two one-way clutches coupled to the shaft, one of which includes a reduc...	08/17/1976

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Class 74/665M - Bevel