公开(公告)号：US20250059003A1

公开(公告)日：2025-02-20

申请号：US18802383

申请日：2024-08-13

Applicant: Otis Elevator Company

Inventor： Wei Wang ,  Ran Li ,  Cesar Augusto Belchior de Carvalho ,  Jun Ma ,  Baoyu Wang ,  YiSung Kwon ,  Zhaoxia Hu ,  Jing Xia

IPC: B66B27/00 ,  B66B29/06

Abstract: An automatic conveyor device including an entrance platform footboard, an exit platform footboard, and a series of steps running in a loop between the entrance platform footboard and the exit platform footboard; a first comb plate and a second comb plate respectively connected to the entrance platform footboard and the exit platform footboard through a comb support plate; and a first warning device disposed in the vicinity of the entrance platform footboard or the exit platform footboard, where the first warning device includes a projection device that projects a light beam along a width direction in the vicinity of the first comb plate or the second comb plate.