Patent ID: 6675567
Filing Date: 2004-01-13
Classification: A01D

Abstract:
A lawn tractor comprising:an engine; a vehicle body mounting said engine thereon and extending fore and aft with respect to a traveling direction; a first wheel unit having a pair of front wheels provided at a forward end of said vehicle body and right and left with respect to the traveling direction; a second wheel unit having a plurality of drivable rear wheels, said second wheel unit being provided rearwardly of said first wheel unit; a mower unit connected to said vehicle body so as to be raised and lowered with respect to said vehicle body between said first and second wheel units, said mower unit driven by said engine mounted on said vehicle body, with retaining connection with said vehicle body; a support frame connected to said vehicle body at a forward position of said mower unit, said support frame pivotal about a single axis with respect to said vehicle body, said single axis being offset laterally with respect to the traveling direction from an axis passing through said support frame at a midpoint between said front wheels; wherein said support frame is disposed in a front end region of said vehicle body, wherein said vehicle body and said mower unit are pivotally displaceable together about the single axis to switch over said mower unit from a running posture to a jack-up posture, with said second wheel unit contacting the ground and with said support frame supporting the fore part of said vehicle body; wherein in said jack-up posture, said vehicle body is lifted up from the ground about a wheel axis of said second wheel unit and a space for servicing said mower unit is defined between the ground and said mower unit connected to said vehicle body; and wherein said engine has its center of gravity located rearwardly of said wheel axis of said second wheel unit.