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Kanzaki Kokyukoki Manufacturing Co., Ltd.

Kanzaki Kokyukoki Manufacturing Co., Ltd. Patent applications
Patent application numberTitlePublished
20120095636CONTROL SYSTEM FOR A LAWNMOWER VEHICLE HAVING A PLURALITY OF ELECTRIC MOTORS - A control system for a lawnmower vehicle having a plurality of electric motors may include at least one controller for controlling operation of the drive wheel electric motor in response to an operation amount of at least one operator. The controller may control operation of a driver for driving a mower-related electric motor to cause the mower-related electric motor to activate or stop.04-19-2012
20090000839RIDING LAWN MOWER - A riding lawnmower includes left and right wheels, at least one caster wheel, a lawnmower blade or reel, and a control section. The left and right wheels are independently driven by electric rotary machines to travel. The lawnmower blade or reel is driven for mowing. The control section, in response to turn instruction input by a turn operator, controls the left and right wheels according to preset standard setting conditions, or according to deceleration setting conditions which differ from the standard setting conditions, under which at least one of a vehicle movement speed and vehicle turning speed is decelerated more than under standard setting conditions. The riding lawnmower includes a section designating either standard setting conditions or deceleration setting conditions. In a riding lawnmower, left and right wheels are caused to turn around a turn center position corresponding to a turn instruction according to designated setting conditions.01-01-2009
20080264026RIDING LAWNMOWER VEHICLE - A riding lawnmower vehicle includes two main drive wheels, at least one caster wheel, an electric traction motor, an internal combustion engine, a generator driven by the internal combustion engine, and a lawnmower. The electric energy generated by the generator can be supplied directly or via an electric accumulator to the electric traction motor. The main drive wheels are independently driven by the electric traction motor, which can operate as a traction power source. When viewed from one end to the other end in the width direction of the vehicle, the internal combustion engine and a secondary battery operable as the electric accumulator overlap each other, and the main drive wheels overlap at least a part of at least one of the internal combustion engine, the generator, the secondary battery, a fuel cell, a capacitor, an inverter, a cooling device, a mower driving motor, and a grass-collecting duct.10-30-2008