| 摘要 |
FIELD: agriculture; soil cultivation. SUBSTANCE: device has shovel blade, shovel handle and support hinge-connected with handle. It has foot step with foot fastener connected with handle by means of hinge mechanism providing rotation of foot step relative to two axes which makes it possible to keep foot on step during all operations of cycle; i.e. cutting off soil clod, its lifting, turning the blade and throwing off the clod and carrying shovel mechanism by muscles of leg. EFFECT: reduced number of motions in cycle to two, four-time decrease in hand effort, 2-3 time increase in operation efficiency, no harm to health, as man is working standing upright. 11 cl, 1 dwg |
