Patent ID: 8066081
Filing Date: 2011-11-29
Classification: A01B

Abstract:
1. A small-sized tiller comprising: a body frame having a resistance-bar attachment hole formed therein; a resistance bar removably mounted to the resistance-bar attachment hole for insertion into soil to stabilize the posture of the tiller during tilling operations; a stand unit configured to solely support the tiller in a self-standing state, said stand unit having a pole portion removably mountable to the resistance-bar attachment hole when the resistance bar has been removed from the resistance-bar attachment hole; a tilling unit rotatably mounted to a lower portion of the body frame for cultivating soil, and a carrier case removably attached to the stand unit for covering the tilling unit from below, wherein the stand unit has at least one support leg extending in a vertical downward direction of the body frame and terminating in a horizontal foot disposed below the tilling unit with a space defined between a lower end portion of the tilling unit and the horizontal foot of the stand unit, and the carrier case has a recessed engagement groove formed in an outer surface of the carrier case and fixedly engageable with the support leg of the stand unit to support the carrier case on the stand unit, wherein the carrier case has a generally rectangular bottom wall, a front wall extending upwardly from a front edge of the rectangular bottom wall, a rear wall extending upwardly from a rear edge of the rectangular bottom wall, a left sidewall extending upwardly from a left side edge of the rectangular bottom wall, and a right sidewall extending upwardly from a right side edge of the rectangular bottom wall, wherein the recessed engagement groove is formed in the bottom wall and at least one of the front and rear walls and extends continuously from an upper edge of said one wall toward the other of the front and rear walls, the recessed engagement groove terminating short of the other wall, and wherein the carrier case is attached to the stand unit by forcing the carrier case to advance along the support leg in a direction from a front end toward an upper end of the support leg, with the upper edge of said one wall directed forward as a leading end of the carrier case, while the recessed engagement groove is held in guided engagement with the support leg.