| 摘要 |
<p>Disclosed herein is a self-propelled lawn mower including a blade housing, a cutter blade rotatably supported by the blade housing, a ground engaging wheel rotatably mounted on the blade housing and supporting the blade housing for movement along the ground, a prime mover supported on the blade housing for driving the cutter blade and the ground engaging wheel, and selectively operable means connected to the prime mover for starting the prime mover. The self-propelled lawn mower further includes a cutter blade drive mechanism for selectively connecting the prime mover in driving engagement with the cutter blade, the cutter blade drive mechanism being movable between a first drive mechanism position wherein the prime mover is drivingly engaged with the cutter blade and a second drive mechanism position wherein the prime mover is disengaged from the cutter blade. A wheel drive mechanism is provided for selectively connecting the prime mover in driving engagement with the wheel to propel the mower, the wheel drive mechanism including a wheel drive control means which is movable between a drive position wherein the prime mover is drivingly engaged with the wheel and a neutral position wherein the prime mover is disengaged from the wheel. A starter interlock means is further provided for preventing starting of the prime mover unless the cutter blade drive mechanism is in the second drive mechanism position and the control means is in the neutral position, the starter interlock means including means for operably connecting the cutter blade drive mechanism and the wheel drive control means to the selectively operable means.</p> |
