Class / Patent application number | Description | Number of patent applications / Date published |
180900420 | Combined | 18 |
20090145671 | Robotic Vehicle with Dynamic Range Actuators - A robotic vehicle including a chassis having front and rear ends, an electric power source supported by the chassis, and multiple drive assemblies supporting the chassis. Each drive assembly including a track trained about a corresponding drive wheel and a drive control module. The drive control module including a drive control housing, a drive motor carried by the drive control housing and operable to drive the track, and a drive motor controller in communication with the drive motor. The drive motor controller including a motor controller logic circuit and an amplifier commutator in communication with the drive motor and the motor controller logic circuit and is capable of delivering both amplified and reduced voltage to the drive motor from the power source. In one instance, the drive control module is separately and independently removable from a receptacle of the chassis as a complete unit. | 06-11-2009 |
20090194346 | Automated Remote Carriage for Tightening Generator Wedges - A remote-controlled dynamoelectric machine maintenance vehicle that can fit and travel within the air gap between a stator and rotor of a dynamoelectric machine. The maintenance vehicle has an effectuator that can remotely attach to an adjustable wedge within a coil slot of the stator and tighten the wedge in position and then move on to repeat the process until all the wedges on the stator are secured. | 08-06-2009 |
20090211823 | DUAL TRACKED MOBILE ROBOT FOR MOTION IN ROUGH TERRAIN - The invention is an autonomous dual tracked mobile ( | 08-27-2009 |
20100065347 | MOTOR WITH TORQUE-BALANCING MEANS INCLUDING ROTATING STATOR AND ROTATING ROTOR - There is provided a self torque-balancing differential mechanism ( | 03-18-2010 |
20100193263 | TRACTION APPARATUS TO IMPROVE WINTER OPERATION OF RUBBER TRACKS ON ENDLESS TRACK VEHICLES - A traction apparatus to improve the winter operation of rubber tracks on endless track vehicle. A plurality of chains are provided each having a first end and a second end separated by multiple chain links. The chains are secured to the track at only the first end with the second end free. In operation the chains lay along the track to provide needed traction | 08-05-2010 |
20120181096 | Climbing Robot for Travelling over Adhesive Surfaces - A climbing robot for travelling over adhesive surfaces with endless traction mechanisms ( | 07-19-2012 |
20130264131 | Mobile Refuge Chamber - A self-movable mine refuge chamber powered by a drive assembly, preferably in the form of a set of crawler or tractor mechanisms, mounted on the chamber, so that the chamber can be moved through the mine without use of any other motive force. The drive assembly further includes a tilt assembly so that one end of the other of the chamber can also be tilted to establish a modified height profile to permit obstacles along the path to be negotiated. The drive assembly is powered by an on-board, detachable power supply module and, using controls from outside the chamber, the chamber can be maneuvered through working tunnels or roadways, crosscuts, or other passageways within the mine, and be positioned and repositioned at will. | 10-10-2013 |
20140284119 | HYDRAULIC EXCAVATOR - A hydraulic excavator is provided with a lower traveling unit, an upper structure, an engine, a hydraulic pump, an engine compartment, a pump compartment and a plurality of filter devices. The upper structure is rotatably disposed on the lower traveling unit. The pump compartment provided on the upper structure for housing the hydraulic pump. The pump compartment has a door that allows access to an interior of the pump compartment. The filter devices, which are disposed adjacent to each other, are disposed at positions that are mutually offset in a height direction of the hydraulic excavator. | 09-25-2014 |
20140332292 | POWERED GUARD GROUP FOR A MACHINE - The disclosure describes, in one aspect, a powered guard group for a machine, the guard group including a frame, a linkage, a door, and an actuator for moving the guard group between an open position and a closed position. | 11-13-2014 |
20150027793 | LIQUID FERTILIZER TANKS - A pair of storage tanks are mounted to a tractor on either side of a tractor frame. In one embodiment, each tank can be mounted underneath a tractor cab and between a track and the tractor frame. Furthermore, each tank extends from a leading end forming a tapered, frusto conical tip to a trailing end extending longitudinally along the tractor frame. The tanks can be supported with one or more mounting brackets assembled to the tractor frame. The tanks are fluidly coupled to plumbing and a pump that feeds liquid to a sprayer attached to the tractor. | 01-29-2015 |
20150060159 | STRADDLE-TYPE VEHICLE - A snowmobile includes a transmission unit that transmits a driving force generated by an engine to the ground surface, in which ground touching portions of the transmission unit that are spaced apart from each other in the vehicle width direction receive reaction forces mutually different in magnitude from the ground surface; a suspension that supports the transmission unit so as to swing in the up-down direction; and a vehicle body vibration control damper extending between a first portion and a second portion that are spaced apart from each other of the vehicle body frame and a member fixed to the vehicle body frame, the vehicle body vibration control damper generating a damping force against variations that change the distance between the first portion and the second portion. | 03-05-2015 |
20150101872 | FRONT TRACK ASSEMBLY FOR A SNOWMOBILE - A track assembly for a vehicle has an endless track having a belt disposed on an inner side thereof, a frame member, a first axle connected to the frame member and disposed at least in part inside the track, a first pulley disposed inside the endless track and mounted to the first axle, the first pulley being rotatable relative to the frame member, the belt being received in part inside the first pulley, a second axle connected to the frame member and disposed at least in part inside the track, a second pulley disposed inside the endless track and mounted to the second axle, the belt being received in part inside the second pulley, and a brake assembly operatively connected to one of the first and second pulleys. A snowmobile having the track assembly is also disclosed. | 04-16-2015 |
20150345109 | DRIVE WHEEL FOR A TRACK ASSEMBLY OF A WORK VEHICLE - A track assembly for a work vehicle includes an endless track and a drive wheel, the drive wheel defining an inboard side, an outboard side, and a central plane extending therebetween. The drive wheel includes a partition extending between an outer wall and an inner wall. The partition defines an inboard division substantially closed off from an outboard division to reduce an amount of debris or other material from reaching the work vehicle adjacent to which the track assembly may be positioned. | 12-03-2015 |
20150360731 | POWERED BOTTOM GUARD GROUP WITH ACTUATABLE ACCESS - The disclosure describes, in one aspect, a powered guard group for a machine, the guard group including a frame, a linkage, two doors, an actuator cylinder, and a cam disc mechanism with two actuator arms for moving the guard group between an open position and a closed position and the ways to access them. | 12-17-2015 |
20150367901 | VEHICLE - A vehicle comprises a chassis, on which at least one primary drive, working devices and control units can be arranged in a known manner, and at least two running gears fastened opposite each other laterally on the chassis and aligned parallel to one another. Each running gear has a carrier on which running elements are attached. There is at least one drivable drive unit per running gear by means of which at least one running element is drivable. One end region of a pivot lever is fastened on the chassis in a swiveling manner around a first shaft for each running gear. The other end region is linked on the carrier in a swiveling manner around a second shaft. A first actuator is attached between the chassis and the pivot lever and a second actuator is attached between the pivot lever and carrier via which the running gears can be moved to the widest range of positions. | 12-24-2015 |
20160031499 | TORSIONAL ISOLATION OF A DRIVE SYSTEM - A hydraulic drive system may include a hydraulic motor and a drive sprocket. The hydraulic drive system may also include a torsional isolation member that is operably connected between the hydraulic motor and the drive sprocket. The torsional isolation member may be configured to operably disconnect the hydraulic motor from the drive sprocket when the drive sprocket reaches a predetermined torque load. | 02-04-2016 |
20160083028 | DRIVE UNIT FOR TRACKED VEHICLE AND VEHICLE PROVIDED WITH DRIVE UNIT - The invention relates to a drive unit for a tracked vehicle such as a tracked forwarder. The drive unit comprises a track support beam, at least one drive wheel, a set of support wheels and an endless track, said at least one drive wheel being arranged to drive said endless track running over said at least one drive wheel and said set of support wheels. The drive wheel and the support wheels are rotatably attached in said track support beam. The drive unit further comprises an electric motor attached to said at least one drive wheel and integrated in said track support beam, and a in the track support beam integrated lubrication system comprising a pump unit arranged for pressurized supply of lubricant to parts of the drive unit in need of lubrication. | 03-24-2016 |
20160194038 | Track System for Traction of an Off-Road Vehicle | 07-07-2016 |