PROBLEM TO BE SOLVED: To provide a transplanter in which a work member is turned on a side for automatically lifting a planting implement through an operation member with the urging force of an resilient member in association with the backward switch of a travel machine frame, in which the resilient member is arranged so that the operation member is efficiently turned, and in which the work member is turned on a side for smoothly lifting the planting implement.SOLUTION: The transplanter including the turnably supported work member 31 for lifting or lowering the planting implement 6 and the resilient member 41 for urging the work member 31 on a side for lifting the planting implement 6 through the operation member 39, and can automatically lift the planting implement 6 in association with the backward switch of the travel machine frame 3, wherein the resilient member 41 is composed of a pair of springs 41A, 41B facing each other across the turning supporting point of the operation member 39 in an resiliently deformed state, when the operation member 39 is turned at a rock position.COPYRIGHT: (C)2013,JPO&INPIT【課題】走行機体の後進切換に連動して、弾性部材の付勢力により操作体を介して作動体を植付作業機が自動的に上昇駆動する側に回動作動させる移植機において、前記弾性部材を操作体が効率良く回転作動されるように配置するとともに、スムーズに植付作業機が上昇する側に作動体を回動させることができる移植機を提供することを課題としている。【解決手段】植付作業機6を昇降作動させるように回動可能に支持された作動体31と、操作体39を介して植付作業機6が上昇する側に作動体31を付勢する弾性部材41とを備え、走行機体3の後進切換に連動して植付作業機6を自動的に上昇駆動させることができる移植機において、操作体39がロック位置に回動された際、弾性変形した状態で、操作体39の回動支点を挟んで対向する一対のスプリング41A,41Bによって前記弾性部材41を構成した。【選択図】図3
