公开(公告)号：US20250011132A1

公开(公告)日：2025-01-09

申请号：US18761908

申请日：2024-07-02

Applicant: Otis Elevator Company

Inventor： Yanchao Niu ,  Ruguang Liu ,  Xuewei Wang ,  Guochen Gao

IPC: B66B11/08 ,  B66B5/00

Abstract: A method for online replacement and a method for installation of an elevator sheave liner, and an elevator sheave liner. The method for online replacement of an elevator sheave liner includes rotating an elevator sheave provided with a liner including a plurality of assemblable sections such that at least one section to be replaced in the liner is rotated to an operating area, wherein the section to be replaced is not engaged with an elevator rope provided on the elevator sheave when in the operating area; detaching the section to be replaced from the elevator sheave, and installing a replacement section for replacing the section to be replaced onto the elevator sheave; and repeating steps until all or part of sections to be replaced in the liner are replaced.

公开(公告)号：US20230009007A1

公开(公告)日：2023-01-12

申请号：US17825712

申请日：2022-05-26

Applicant: Otis Elevator Company

Inventor： Fengkun Zhu ,  Linlin Luo ,  Xuewei Wang

IPC: B66B1/32 ,  B66B5/18

Abstract: A brake static plate assembly, a brake and an elevator system. The brake static plate assembly includes a first static plate and a second static plate. The first static plate includes a first outer edge and a second outer edge which are adjacent to each other; a first inner edge provided with a first shaft mounting notch thereon; a first set of coils disposed on a braking surface of the first static plate. The second static plate includes: a third outer edge and a fourth outer edge which are adjacent to each other; the second inner edge which is matched with the first inner edge and is provided with a second shaft mounting notch which forms a shaft mounting hole of the drive shaft together with the first shaft mounting notch; the second set of coils are disposed on the braking surface of the second static plate.