公开(公告)号：US20240343533A1

公开(公告)日：2024-10-17

申请号：US18684926

申请日：2022-08-01

申请人： EUROUP S.R.L.

发明人： Paolo BARBAGALLO

IPC分类号： B66F3/18 ,  F16H25/22

CPC分类号： B66F3/18 ,  F16H25/2204

摘要： Described is an ascent/descent device including: motion transmission means, a worm screw mechanism having a main axis of extension, a first nut and a second nut which are both configured to engage with the worm screw mechanism to move along the axis, a pulley positioned concentrically with the worm screw mechanism with the first nut, and elastic means interposed between the first nut and the second nut.