PROBLEM TO BE SOLVED: To provide a winch system for a wheelchair in which when a belt is wound around a drum, the torsion of the belt is not generated.SOLUTION: The winch system 1 for a wheelchair includes: a traction member 3 used when the wheelchair is drawn up along a slope or got down along a slope a drum 6 winding up and running out the traction member a guide part 4 guiding the direction of winding overlap of the traction member wound up by the drum a driving part 7 that can rotate the drum a driving force transmission mechanism 8 intervening between the drum and the driving part, and transmitting the drive of the driving part to the drum, wherein the guide part has a V-shaped slit part 5 inserting the traction member not to generate the torsion of the traction member.COPYRIGHT: (C)2012,JPO&INPIT【課題】ベルトがドラムに巻回される際に、ベルトにねじれを生じさせない車椅子用ウインチ装置を提供する。【解決手段】車椅子をスロープに沿って引き上げるとき、またはスロープに沿って降ろすときに用いる牽引部材3と、前記牽引部材を巻き取り、および繰り出すドラム6と、前記ドラムに巻き取られる牽引部材の巻き重ねの向きをガイドするガイド部4と、前記ドラムを回転可能な駆動部7と、前記ドラムと前記駆動部との間に介在し、前記駆動部の駆動を前記ドラムに伝達する動力伝達機構8とを備えており、前記ガイド部が、前記牽引部材を挿通するV字のスリット部5を有し、前記牽引部材にねじれを生じさせないようにすることを特徴とする車椅子用ウインチ装置1。【選択図】図1
