Class / Patent application number | Description | Number of patent applications / Date published |
180190100 | STEERED BY WALKING ATTENDANT | 45 |
20090014219 | Cart With Lift And Drive Assist - There is provided a cart for lifting and moving materials. The cart includes a lift mechanism for raising and lowering a support surface to lift the materials during transport. The cart also includes a motorized drive wheel assembly which provides a drive force in a forward or backward direction to assist the operator in moving the materials. The motorized drive wheel assembly has a variable vertical position relative to the cart wheels to enable the drive wheels to provide a drive force over contoured surfaces, such as near the base or top of a ramp. The motorized drive wheel assembly also includes a weight to maintain a minimum normal force for traction and includes a differential to allow the drive wheels to rotate at differing speeds to facilitate convenient steering of the cart. The cart is powered by one or more rechargeable batteries. | 01-15-2009 |
20090038864 | REMOTELY CONTROLLABLE GOLF CART AND METHOD FOR STEERING A CART - The invention relates to a cart for carrying one or more a golf bags and/or other things, which cart is moveable on wheels and operable in response to transmission of one or more command signals generated in response to activation of at least one operator input device, preferably mounted on or in a remote control, and a method for steering a cart. In one aspect, the cart includes a front-located drive wheel assembly with a drive motor for moving the cart forward by driving at least one drive wheel, and at least one rear-located steerable wheel assembly for turning the cart while it is moving forward. The steerable wheel assembly comprises a steering motor, a center-lock device, and a cart steering wheel. The steering motor and center-lock device may be electrically coupled to one another for coordinating their respective activations in response to one or more of the command signals for holding the steering wheel against pivoting, releasing the hold, and pivoting the cart steering wheel. And, the method includes steps that can be carried out by operation of such a cart. | 02-12-2009 |
20090078479 | STRETCHERS - A trolley is provided and includes at least one driven wheel and non-driven wheels. The at least one drive wheel may be moved to a position clear of the ground or to a position in which it contacts the ground with the adjacent non-driven wheels being raised off the ground. Movement between these two positions is effected by pivoting a sub-frame to which the driven wheel and the non-driven wheels are connected. During this movement, the region of the trolley above the driven wheel is first lowered and then raised slightly such that the end elevation of the support for a patient remains the same. | 03-26-2009 |
20090200092 | METHODS OF STEERING HEAVY MOBILE MEDICAL EQUIPMENT - Methods for steering mobile medical equipment are disclosed. In one embodiment, the method includes supporting medical equipment with a base above a floor over which a left steerable wheel, a right steerable wheel, and a pair of front wheels roll; receiving an input steering angle other than zero; linearly sweeping a long link in response to the input steering angle, pivoting a pair of short links in response to the linearly sweeping of the long link; pivoting a pair of cam plates in response to the pivoting of the pair of short links; transferring the pivoting of one of the pair of cam plates to a left wheel assembly to position the left steerable wheel at a left wheel angle; and transferring the pivoting of another one of the pair of cam plates to a right wheel assembly to position the right steerable wheel at a right wheel angle. | 08-13-2009 |
20090314555 | MOTORIZED BARREL CART - A motorized cart for lifting and transporting a drum. The cart includes a frame defining at its forward end a rearward-extending frame recess for receiving a drum, a feature for engaging the lower end of a drum and supporting the drum within the frame recess, another feature for engaging an upper end of the drum when received in the frame recess, first wheels at the lower extent of the frame, and non-driven wheels above and rearward of the first wheels. At least one of the first wheels is a drive wheel disposed adjacent the left or right side of the frame. A drive system includes a motor, a clutch for selectively engaging the motor with the drive wheel, and a battery for providing power to the motor and clutch. The motor is controlled to vary the rotational speed and direction of the drive wheel, and power from the battery can be controlled to enable the cart to be manually or self-propelled. | 12-24-2009 |
20100000805 | SELF-PROPELLED LUGGAGE BAG WITH DETATCHABLE FOLDABLE WHEELS - The main body of the luggage bag has a special tilted shape that puts more weight at the top instead of at the bottom of the luggage bag. There are two sets of wheels. The first set of wheels is at the bottom of the luggage bag. The second set of wheels has a spring, screws or fixed positions attached to adjust the height. This second set of wheels can be foldable (into a box), or detachable from the luggage, and be attached to any existing traditional luggage bag. There is an “L” shape lever as part of the handle to release the stress of the human arm while dragging the luggage bag. The wheels can be connected and powered by electrical sources or batteries. | 01-07-2010 |
20100078233 | Conveyance apparatus - A conveyance apparatus is provided for conveying goods and materials. The conveyance apparatus comprises a base element axially supported on a set of surface-engaging wheels driven by a driving element mounted on the base element, a central support member attached to the base element to leverage the conveyance apparatus off a ground surface about the horizontal axis of the base element, and harness elements mounted on the central support member. The harness elements comprise a first harness element and a configurable second harness element. The first harness element attaches to and suspends an extended section of a container containing the goods and materials and facilitates hoisting of the container using the leverage created by the central support member. The configurable second harness element secures and stabilizes the container. The conveyance apparatus is then selectively propelled by the driving element for conveying goods and materials easily and safely with minimal effort. | 04-01-2010 |
20100163318 | GOLF BAG CART - A golf bag cart includes a cart unit adapted for placing a golf bag thereon, a rear wheel unit connected to the cart unit, an electrically operable power front wheel unit coupled to the cart unit and disposed forwardly of the rear wheel unit, and an electric drive unit. The power front wheel unit is electrically operable to cooperate with the rear wheel unit for moving the cart unit on a ground surface. The power front wheel unit is coupled rotatably to the cart unit so as to be rotatable relative to the cart unit about a normal axis that is normal to the ground surface, thereby permitting change in direction of movement of the cart unit on the ground surface. The electric drive unit is disposed on the cart unit and is coupled to the power front wheel unit for driving rotation of the power front wheel unit about the normal axis. | 07-01-2010 |
20100193264 | MOTORIZED WALKER - A motorized walker, comprising a wheel mounted frame supporting a seat and retractable motor driven mid-drive drive wheels. Other features include the motor and drive wheels being mounted on a retractable sub-frame, with the retractable sub-frame comprising a pair of triangular frames, and a foot rest pivotally mounted on the retractable sub-frame. A method of making the motorized walker is also provided. | 08-05-2010 |
20110048818 | WALKING-TYPE WORKING MACHINE - A walking-type working machine in which a gas-container housing section (cassette-type gas container) and a carry handle are mounted to a handle post. The walking-type working machine ( | 03-03-2011 |
20110198136 | RETRACTABLE LINE GUIDANCE FOR SELF-PROPELLED MACHINES - Retractable line guidance for a self-propelled machine, such as a self-propelled lawn mower, is provided by an operator moving a string or line to control the speed and direction of movement of the machine. A retractable and extendable line is mounted on the machine and is under tension in a retraction direction when the line is extended. A length of extension of the line is monitored, and a speed of movement of the machine is controlled in response to the length of extension of the line to maintain the length of extension of the line at a selected length. An angle of the line with respect to the machine is monitored, and a direction of movement of the machine is controlled in response to the angle of the line to maintain the angle of the line at a selected angle. | 08-18-2011 |
20120160576 | Motorized beach cart - A motorized cart, including: a collapsible frame; a handle and a collapsible storage compartment connected to the frame; and at least three wheels, including a front wheel and two rear wheels disposed at a rear of the frame for rotating about a single axis. The cart also includes a drive compartment housing a battery, a drive controller, and at least one motor electrically connected to the battery and the drive controller for driving at least one of the rear wheels. The drive compartment is positioned on the frame to position the battery, the drive controller, and the motor below and forward of the rear wheel rotation axis when the cart is in an expanded, upright mode, thereby positioning a center of gravity of the cart forward of the rear wheel rotation axis to enhance stability. The drive compartment is shaped and positioned on the frame to not impede the collapsing of the storage compartment and the frame to a collapsed mode for compact storage of the cart, and to provide clearance for the at least one front wheel during transition between the collapsed mode and the expanded, upright mode. The drive compartment is positioned on the frame to substantially vertically align the center of gravity of the cart with the rear wheel rotation axis in a tilted mode, in which the cart operates only on the two rear wheels. | 06-28-2012 |
20120160577 | Motorized beach cart - A motorized cart, including: a collapsible frame with a collapsible storage compartment, a front wheel, and two rear wheels rotating about a single axis. The frame has a folding support platform including hingedly connected first and second portions. The first portion rotatably connects at a front of the frame, and the second portion rotatably connects to a rear of the frame. A drive compartment houses a battery, a drive controller, and a motor for driving a rear wheel, and is positioned on the frame to position the battery, the drive controller, and the motor below and forward of the axis in an expanded, upright mode, thereby positioning a cart center of gravity forward of the axis. The drive compartment is shaped and positioned on the frame to: permit the collapsing of the storage compartment and the frame to a collapsed mode; provide clearance for the front wheel during transition between the collapsed mode and the expanded, upright mode; and substantially vertically align the cart center of gravity with the axis in a tilted mode, operating only on the two rear wheels. | 06-28-2012 |
20120247842 | STEERING SYSTEM FOR PATIENT TRANSFER DEVICE - A table assembly for a patient transfer device has an upper table with side plates that are differentially extended at the ends, and valve control for pneumatic tubing integrated with refraction of the side plates. During patient delivery only the delivery side plate is raised, to avoid catching linens in the nip formed between upper and lower belts. A slide assembly supporting the table assembly includes a fixed plate, an intermediate plate, and a full-motion plate which extend by means of rack-and-pinion drives. Each plate is symmetrical, and pinions are symmetrically located on opposite sides of the fixed or intermediate plate to allow hyperextension to either the left or right. Improved steerage for the device is provided by two centerline wheels which counter-rotate from a straight position to a turning position and further to a lateral position wherein the wheels are orthogonal to the longitudinal centerline of the device. | 10-04-2012 |
20130037333 | MULTIFUNCTIONAL LOCOMOTOR - MULTIFUNCTIONAL LOCOMOTOR APPARATUS, which conjugates the function of making someone move in standing position, and also sitting in only one object, thus providing more comfort, health, and life quality for handicapped and bedridden people the apparatus including three modules, being each a lower module, an intermediate module, and an upper module, basically comprised of a preferably tubular structure with at least three vertical elements that compose a tubular structure, which is supported by a gripping circular base and yet containing several devices coupled to said tubular structure. | 02-14-2013 |
20130118818 | Portable Work Station - Disclosed is a combination portable tool chest and work station, comprising a hand truck having a pair of upper and lower folding legs, a planar work surface, and a removably attached tool chest. The hand truck can be used to transport tools and equipment to a desired location. Once the device has be placed at a desired location, the upper and lower legs can be extended, which provides a horizontal work station for performing a variety of tasks thereon. In this position, a user has access to the tool chest, and can organize various tools or work pieces on the work station. The user can then unlock the tool chest, and exchange it for a different one. When work is complete, the tool chest can be locked, the upper and lower legs can be folded, and the device can be transported via the wheels. | 05-16-2013 |
20150027794 | MOTORIZED LOAD ASSISTANCE FOR WHEELBARROWS - The present invention provides a device or apparatus for assisting in the operation of a wheelbarrow having a tray, handles and at least one front wheel. The present device may generally include a motor, a power/fuel source, a drive wheel and a drive mechanism for rotationally coupling the drive motor to the drive wheel, the drive wheel able to contact the front wheel of the wheelbarrow in a direct wheel-on-wheel engagement when the present device is attached to the underside of the wheelbarrow tray. The present device may be slidingly attached to the wheelbarrow, such as by one or more slides, to permit its movement forward and backward for the drive wheel to engage or disengage the front wheel. The present invention further includes the present device attached to a wheelbarrow or tray, and methods for assembling and operating the device and attaching it to a wheelbarrow or tray. | 01-29-2015 |
20150096815 | DRIVE SYSTEM FOR BED - A bariatric patient management system includes a single-wheel drive system having bi-directional variable speed control through use of a variable control joystick. The single-wheel drive system is disposed on an underside of the bariatric patient management system and engages a floor surface when the bariatric bed is in a lowermost position. The bariatric patient management system further includes a removable headboard having a disconnect feature for disconnecting the variable control joystick from the single-wheel drive system when the headboard is removed. A plurality of three-setting casters is used in conjunction with the single-wheel drive to allow the bariatric patient management system to be manually turned when transported from one location to another. The bariatric patient management system further includes an improved trapeze boom that allows for additional access to a patient adjacent the headboard of the bariatric patient management system. | 04-09-2015 |
20150107916 | SELF-PROPELLED, PREFERABLY SINGLE AXIS, MOTOR DRIVEN WORK MACHINE FOR MOVING AND/OR DRIVING WORK TOOLS MOUNTED ON THE MACHINE - A self-propelled single axis motor driven work machine for propelling and/or for driving communal or agricultural work devices mounted on a mounting device. A drive motor is fastened to an undercarriage or machine chassis, and a drive axle protrudes transversely of the direction of movement from both sides of the undercarriage or machine chassis and is hydraulically driven by the drive motor. The drive axle has at both ends a wheel connected to a drive shaft which is connected on the operator's side thereof to the undercarriage and machine chassis with mounted guide rods for manually steering the work machine and for arranging an actuating member for operating and controlling drive units having hydraulic pumps and hydraulic motors, for driving and steering the wheels of the drive axle. The hydraulic pump connected for steering to the actuating member includes an adjusting member which is coupled adjustably to a control shaft that is mounted to a frame that is mounted to the undercarriage or machine chassis so as to be pivotable about an axis approximately perpendicular to the ground. | 04-23-2015 |
20150359691 | MOVEMENT ASSISTANCE ROBOT - There is provided a movement assistance robot in which a single type of movement assistance robot can take care of multiple users having different physical abilities. A movement assistance robot | 12-17-2015 |
20160039443 | WALKING CONVEYANCE CART - A conveyance cart having a drive source such as an engine or an electric motor has a complicated structure and is expensive. Using such a conveyance cart exclusively for carrying a generator is not economical. To solve the problem, a simple-structured, low-priced conveyance cart is provided. A walking conveyance cart has an electrically driven traveling part and a placement part for placing thereon a portable engine generator. The electric traveling part can be driven by the power outputted from the portable engine generator placed on the placement part. | 02-11-2016 |
20160039445 | Motorized cart - A cart suitable for transporting game that includes a shield, an axle, an electric motor, a battery, a first wheel, a second wheel, and a frame. The axle is attached to the frame so that the axle can rotate around the longitudinal axis of the axle, the first wheel is spaced apart from the second wheel. The first and second wheels are attached to the axle. The electric motor is in mechanical communication with the axle. The electric motor is in electrical communication with the battery so that the electric motor causes the axle and wheels to rotate. The shield is attached to the frame at a position below the axle so that the cart is protected when traversing undeveloped and rough terrain where, for example, rocks, stumps or other such conditions may be encountered which could damage components of the cart such as the motor or axle. | 02-11-2016 |
20160137216 | ASSISTED PROPULSION SYSTEM, METHOD AND CHASSIS - An assisted propulsion system, method and chassis for conveying a payload along a surface are described. A plurality of wheels disposed about the chassis support it on the surface. A drive provides at least assisted propulsion to the chassis along the surface. At least a driving part of the drive is connected to the chassis via a mount having a resiliently sprung link. At least the driving part of the drive has a fixed orientation and is moveable independently of the chassis and the plurality of wheels in a direction towards the surface. The resiliently sprung link is arranged to direct at least the driving part onto the surface during provision of the assisted propulsion. A sensor is arranged to monitor acceleration of the drive and to communicate data on acceleration to a controller, which controls operation of the drive in dependence on the data received from the sensor. | 05-19-2016 |
180190200 | Who steerably controls steerable wheel | 9 |
20080230286 | Motorized wheeled vehicle caddy - A motorized wheeled vehicle caddy for pushing or pulling one or more wheeled vehicles can be used to move and/or maneuver the vehicle(s) to different locations and positions. The vehicle caddy includes a hitch mechanism to attach the vehicle to the caddy, a suspension mechanism to align the caddy and vehicle when connecting the two, a steering mechanism to guide the movement of the caddy and attached vehicle, and a power drive mechanism to move the caddy and attached vehicle. Being compact in size and lightweight, the motorized wheeled vehicle caddy is also convenient for use in areas with limited space. | 09-25-2008 |
20090242284 | TRANSPORTATION CART WITH ELECTRONIC CONTROLS, STEERING AND BRAKES SELECTIVELY CONFIGURED FOR RIDING AND WALKING MODES OF USE - A transportation vehicle configured for riding and walking modes of use includes a support frame having a front end and a rear end; and a plurality of front wheels rotatably coupled to the front end, and a plurality of rear wheels rotatably coupled to the rear end. A seat is coupled to the frame and configured to support a driver. A steering assembly is operably coupled to the front wheels and configured to controllably pivot the front wheels for steering. A braking system is operably configured to stop motion of the vehicle. A rigid walking arm is pivotally coupled to the steering assembly at a pivotally mounted end of the walking arm. Motor operation and braking controls are provided on the walking arm for walking mode and adjacent to the seat for riding mode. A relay disables controls for one mode (e.g., walking mode or riding mode controls) while the other mode is effective. Switching logic for selecting between walking mode and riding mode is also provided. A motor controller receives input from controls, sensors and switches, and governs motor speed and direction in accordance with preset walking mode and riding mode control parameters. | 10-01-2009 |
20090242285 | TRANSPORTATION CART WITH EXTENDABLE ARM AND A THROTTLE COUPLED THERETO FOR CONTROLLING A MOTOR AND ASSOCIATED METHODS - A vehicle is for riding and walking modes of use and includes at least one seat coupled to a frame. A plurality of wheels are rotatably coupled to the frame. At least one motor is for driving at least one wheel of the plurality thereof. A steering assembly is coupled to at least one wheel of the plurality thereof. A riding steering apparatus is coupled to the steering assembly for the riding mode of use. A riding throttle is coupled to the at least one motor for the riding mode of use. A walking steering apparatus is coupled to the steering assembly for the walking mode of use and includes an extendable arm. A walking throttle is coupled to the extendable arm to control the at least one motor for the walking mode of use based upon extension of the extendable arm. | 10-01-2009 |
20100006354 | AIRCRAFT MOVING DEVICE - A tow apparatus for moving an aircraft comprising a frame, a drive member, a contact wheel configured to engage with a nosewheel tire of an aircraft, a transmission portion, a shaft engageable with a nosewheel tire of an aircraft, and a torque arm rotatably supported by the frame. The transmission portion can be configured such that the drive wheels transfer and increase a rotational force produced by the drive member to the contact wheel. The shaft can be movable between a first position and a second position relative to the contact wheel so as to bring the contact wheel into contact with the nosewheel of the aircraft. The torque arm can substantially prevent the rotation of the tow apparatus relative to the nosewheel assembly of the aircraft when the torque arm is engaged with the nosewheel assembly of the aircraft. The drive member can have a portable power source. | 01-14-2010 |
20120018233 | WALKING-ASSISTANT DEVICE - A walking-assistant device is provided comprising a driving unit that includes four wheels and four actuators for adjusting heights of the four wheels, a mechanism unit that includes two vertical frames whose length is adjusted and connection frames for fixing and connecting the vertical frames, and a manipulation unit that includes a plurality of sensors for grasping a user's moving intention and controls the driving unit and the mechanism unit based on a signal detected by the sensors. | 01-26-2012 |
20130118819 | SELF-POWERED VEHICLE WITH SELECTABLE OPERATIONAL MODES - There is provided a battery powered golf cart with selectable dual operative modes, walk-behind/ride-on modes, including three units: a drive/riding unit, a golf bag support unit, and a front caster wheel assembly. The three units are interconnected for cooperative association in the two operative modes by a bar linkage system, having two stable positions. | 05-16-2013 |
20140076644 | POWERED PATIENT SUPPORT APPARATUS - Powered patient support apparatuses—such as beds, cots, stretchers, or the like—include a plurality of user controls that allow a caregiver to control the steering and/or driving of one or more powered wheels from multiple different locations around the patient support apparatus (e.g. head end, foot end, and/or the sides). The control is carried out by force sensors that detect both an orientation of the applied forces and a magnitude of the applied forces. Translational and/or rotational movement is effectuated, depending upon the magnitude and direction of the forces, as well as the physical location of the applied force relative to a reference point on the support apparatus, such as the center. One or more object sensors may also be included in the support apparatus to assist in steering and/or navigating. | 03-20-2014 |
20140102814 | TILLER GUIDED INDUSTRIAL TRUCK - A tiller guided industrial truck having a steered wheel, a tiller arm, a travel speed controller, an actuating unit, a hold device, and a high speed travel switch. The tiller arm is pretensioned toward a vertical or near vertical position. The hold device limits a maximum travel speed to a walk along speed when activated and provides a snap-in position for the tiller arm in which the tiller arm is held. Further, the industrial truck has a circuit that initializes a breaking process when the travel speed controller is not actuated while the high speed travel switch is activated. | 04-17-2014 |
20150307336 | A MOTORISED TRUCK WITH TILLER - A motorised truck with tiller such as a pallet carrier or forklift truck has a tiller-controlled steerable wheel | 10-29-2015 |
180190300 | Handle movement controls vehicle drive | 13 |
20090065272 | ROLLTAINER TRANSPORTER - The invention is a transporter for moving a rolltainer, a trolley, and various other multi-wheeled containers that roll on a surface. The transporter utilizes lever-assisted rotating forks to lift and position the container to provide maximum traction, stability, and safety. The transporter utilizes hub motors for increased maneuverability and to eliminate drivetrain elements. The transporter is configured to keep transporter structure between the operator and the load during al operative modes to maximize operator safety. | 03-12-2009 |
20090127009 | HANDLE STRUCTURE OF WALK-BEHIND WORKING MACHINE - A handle structure of a walk-behind working machine includes: a handle having left and right raised portions extending upward from a handle frame and a cross portion interconnecting the left and right raised portions; and a main clutch lever shiftable from a clutch-OFF position to a clutch-ON position by being pivoted into pressed abutment against the cross portion. The main clutch lever is constructed in such a manner that, when the main clutch lever is in abutment against the cross portion, a space for allowing a human operator to grip the left and right raised portions is secured between the left and right raised portions and the main clutch lever. | 05-21-2009 |
20090188731 | PUSH HANDLE WITH PIVOTABLE HANDLE POST - A patient support apparatus comprises a frame, a patient support coupled to the frame, a push handle coupled to the frame and having a handle post, and at least one user input coupled to the handle post. The handle post is movable between a first position presenting the at least one user input to a caregiver standing at an end of the frame and a second position presenting the at least one user input to a caregiver standing alongside the frame. | 07-30-2009 |
20090255738 | TOWING DEVICE AND SYSTEM - A towing device for towing of a carrier that enables carrying at least one user, wherein the user drives and steers the towing device, includes a front part and at least one steering-element. The front part of the towing device includes a motor and engagement-means wherein the motor is operatively associated with the engagement-means and the engagement-means allow driving the towing device upon a road. The at least one steering-element is operatively coupled to the front part of the towing device in a rotatable manner, enabling to operate and control the motor and to change the angular position of the front part in relation to the at least one steering-element thereby to turn the towed carrier angularly, in relation to the front part. | 10-15-2009 |
20090277700 | GOLF CADDY VEHICLE - A golf caddy vehicle comprise a seat assembly mounted on a frame of the vehicle at an attachment location ahead of an axis of rotation of a pair of rear drive wheels via at least one spring element. A pair of rear legs of the seat assembly are pivotally coupled to the at least one spring member at a location behind the axis of rotation of the rear drive wheels, and a pair of front legs of the seat assembly are releasably attached to the frame by a pair of frictional fittings which may be formed of vibration damping material. The seat assembly pivots back to allow a golf bag to be loaded onto the vehicle frame and straddled by the seat assembly. | 11-12-2009 |
20100025124 | WALK-WITH APPARATUS - Walk-with apparatus ( | 02-04-2010 |
20100038155 | Control System for a Work Unit - The present disclosure relates to a work unit with power turning. The work unit includes a frame having a first end, a second end and left and right sides that extend between the first and second ends. A work element is carried by the frame. A left propulsion element is positioned at the left side of the frame and a right propulsion element is positioned at the right side of the frame. A drive arrangement is carried by the frame for driving the left and right propulsion elements. The work unit also includes left and right spaced-apart leverage arms that project outwards from the second end of the frame. At least one of the left and right leverage arms is operatively connected to the drive arrangement such that pressure applied by an operator to the left or right leverage arms in a left or right direction causes the drive arrangement to turn the work unit. | 02-18-2010 |
20100044125 | Game/supply carrier - The game/supply carrier provides a single-wheel, motorized cart adapted to transport game. The cart is designed with a low center of gravity to enhance stability when loaded and used on rugged an uneven terrain. Throttle and brake controls are disposed on the cart's handles for easy access. An array of straps is provided to form baskets on opposite sides of the cart. The baskets are designed to contain and “tie down” the game's quarters whereby most of the load is carried below the top of the wheel to improve cart maneuverability. | 02-25-2010 |
20100155155 | MOBILE BODY - A mobile body includes a string body that can be pulled out from and retracted into a main body, a length measurement device configured to measure a pull-out length by which the string body is pulled out, and an angle measurement device configured to measure an angle of the string body with respect to the main body. A drive unit is controlled on the basis of the results of the measurements performed by the length measurement device and the angle measurement device. | 06-24-2010 |
20110061952 | MOBILE FRAME FOR MOVING LESS ABLE-BODIED PERSONS - A mobile frame, for instance for moving less able-bodied persons, comprising a castor with a wheel drive and pivot drive and operating means for operating the wheel drive and the pivot drive for moving the frame, wherein the operating means comprise a handle connected to the bearing structure, a force detection assembly provided on the handles and/or on the bearing frame, and which is configured for producing signals which contain information about both the size of force and the direction of force exerted on the handle, a control which is configured for energizing the pivot drive for controlling the rotational position of drive wheel support about the pivot depending on the direction of force, and wherein the control is configured for energizing the wheel drive depending on the size of force exerted on the handle. | 03-17-2011 |
20110108335 | DRIVE HAND-CONTROL SYSTEM FOR A LAWN MOWER - A drive hand-control system ( | 05-12-2011 |
20140202779 | SELF-MOTIVATED CARGO POD - One variation may include a module including a body and a control arm; the control arm being constructed and arranged to allow a user to direct, steer, or move the module in a plurality of modes. | 07-24-2014 |
20160121943 | ALL TERRAIN, LOAD CARRYING CART - An all-terrain, load carrying cart to transport items comprising: a housing; a set of all-terrain wheels mounted beneath the housing, where the set of all-terrain wheels allow transport over a variety of terrain; a motor fastened to the housing and coupled to the set of all-terrain wheels, where the motor is rechargeable; and a handle attached to an end of the housing on a telescopic post, where the handle includes a set of control functions to operate the motor and drive the set of all-terrain wheels. The housing includes a set of pockets to comprise the walls therefore providing additional storage for the cart. | 05-05-2016 |