Patent application number | Description | Published |
20080236125 | Climb-Up Assist Structure for Mower Unit - A mower unit configured to be supported to a work vehicle at a position between front wheels and rear wheels, comprises a mower deck; at least one blade supported by the mower deck; a climb-up assist member in which an inclined surface is formed for assisting the wheels in climbing over the mower unit; and a connecting device for detachably connecting the climb-up assist member to the mower unit in a service position in which the inclined surface assists the wheels in climbing over the mower unit. | 10-02-2008 |
20080302077 | Device for limiting lowering of implement on working vehicle - A working vehicle includes a vehicle body supported by a plurality of wheels; an implement supported by the vehicle body via a link mechanism such that the implement can be raised and lowered, the implement being permitted to be lowered under its own weight; an abutting member that moves in tandem with the raising and lowering movement of the implement; a receiving piece for limiting the lowering of the implement under its own weight by receiving a first portion of the abutting member; and a manually operable first operating piece for changing the position of the receiving piece between a receiving position and a retracted position, wherein a lowering limiting position is set to a vertical position that is closer to the upper limit of a range of the raising or lowering movement of the implement than to the lower limit of that range. | 12-11-2008 |
20090013942 | Cooling Structure for a Work Vehicle - A cooling structure for a working vehicle with a transmission disposed rearwardly and downwardly of a driver's seat and having a hydrostatic transmission, and an air-cooled engine disposed rearwardly of the transmission. The cooling structure comprising a fan for cooling the engine and a fan for cooling the transmission mounted on a rotary shaft operatively connecting the transmission with an output shaft of the air-cooled engine, the fans being configured such that air flows generated by the fans move from adjacent the transmission toward the engine; an oil cooler for cooling fluid supplied to the hydrostatic transmission, the oil cooler being disposed between the fan for cooling the engine and the fan for cooling the transmission, and disposed to face each of the fans; and an air guiding plate disposed at a position higher than the oil cooler for guiding air to regions of the fans. | 01-15-2009 |
20090241498 | Dust Removal System for a Riding Lawn Mower - A dust removal system for a riding lawn mower, comprising an engine, a speed change device disposed outside of an engine compartment, and a universal coupling inserted through an opening provided to a separating wall in order to connect an output shaft of the engine and an input shaft of the speed change device. The dust removal system is composed of a perforated board which rotates integrally with the output shaft and around the axis of the output shaft in order to impede grass cuttings from flowing into the engine compartment through the opening, the perforated board having an insertion hole formed in the center to allow the universal coupling to be inserted; and a seal unit for substantially sealing the space between the universal coupling and the peripheral edge of the insertion hole. The seal unit has a radially extending flange formed on the universal coupling, and a ring member in which one end is mounted on the flange and the other end is in contact with the peripheral area around the insertion hole. | 10-01-2009 |
20100139228 | Climb-Up Assist Structure for Mower Unit - A mower unit configured to be supported to a work vehicle at a position between front wheels and rear wheels, comprises a mower deck; at least one blade supported by the mower deck; a climb-up assist member in which an inclined surface is formed for assisting the wheels in climbing over the mower unit; and a connecting device for detachably connecting the climb-up assist member to the mower unit in a service position in which the inclined surface assists the wheels in climbing over the mower unit. | 06-10-2010 |
20100242924 | Fuel System for Traveling Vehicle - Disclosed is a fuel system for a traveling vehicle having an engine mounted on a vehicle body and a ROPS extending upward from the vehicle body. The fuel system includes a fuel tank accommodating an amount of fuel, a canister, an evaporating hose including a first evaporating hose portion and a second evaporating hose portion for sending fuel vapor generated inside the fuel tank to the canister. The first evaporating hose portion is connected to the fuel tank and extending upward from the fuel tank along a vertical post of the ROPS. The second evaporating hose portion extends downward along a vertical post of the ROPS and is connected to the canister. | 09-30-2010 |
20130111868 | Climb-Up Assist Structure for Mower Unit - A mower unit configured to be supported to a work vehicle at a position between front wheels and rear wheels, comprises a mower deck; at least one blade supported by the mower deck; a climb-up assist member in which an inclined surface is formed for assisting the wheels in climbing over the mower unit; and a connecting device for detachably connecting the climb-up assist member to the mower unit in a service position in which the inclined surface assists the wheels in climbing over the mower unit. | 05-09-2013 |
Patent application number | Description | Published |
20080302805 | Fuel Tank for Work Vehicle - A work vehicle has a plurality of wheels including a first wheel and a fuel tank disposed upwardly of the first wheel. The fuel tank includes a first portion which is located higher than the highest point of the first wheel in a side view and which also is overlapped at least partially with the first wheel in a top view; a second portion disposed forwardly of the highest point of the first wheel and extending downwardly from the first portion so as to extend lower than the highest point of the first wheel, the second portion being in fluid communication with the first portion; and a third portion disposed rearwardly of the highest point of the first wheel and extending downwardly from the first portion so as to extend lower than the highest point of the first wheel, the third portion being in fluid communication with the first portion. | 12-11-2008 |
20110232250 | Mower Unit Suspended from a Grass Mower - A mower unit is disclosed, including a mower deck mounting therein in parallel layout first, second and third rotary blades rotatably driven about vertical axes and a washing device. The mower deck includes a top wall, side walls and first, second and third auxiliary side walls for evacuation, the auxiliary side walls having shapes along at least a machine body rear portion of the rotary path of each rotary blade. The washing device includes a single water supplying unit disposed upwardly of the top wall for supplying washing water and first, second and third water discharging units disposed through the first, second and third auxiliary side walls for discharging water to the first, second and third rotary blades respectively. The washing device includes also a water supplying pipe unit interconnecting and communicating the water supplying unit to the first, second and third water discharging units. The water supplying pipe unit is disposed within a mower deck rear space delimited by outer faces of the first, second and third auxiliary side walls. The first, second and third water discharging units are configured to discharge the washing water in such a manner that the center flow portion of the discharged water respectively therefrom is confined within the inner space of the mower deck. | 09-29-2011 |
20140237973 | Ride-On Lawn Mower - A ride-on lawn mower includes a traveling vehicle body including an operator's seat, and a wheel post for supporting a steering wheel mounted forward of the operator's seat. The lawn mower further includes a mower apparatus connected to a front part of the traveling vehicle body, a roll-over protective structure mounted in a rear part of the operator's seat, and a front guard extending upward from the wheel post and forward of the steering wheel. | 08-28-2014 |