Lifting mechanism and roller thereof

The invention discloses a roller of a lifting mechanism. A spiral groove for winding rope is formed in the cylindrical surface of the roller, and at least one groove for increasing the friction forceof the rope and the spiral groove is further formed in the spiral groove. Under the action of a heavy...

Full description

Saved in:
Bibliographic details
Main Author: SONG XIAOHUI
LI HAIZENG
QI JINGXING
ZHEN FANGYONG
Format: Patent
Language: Chinese, English
Place of publication: 05.07.2019
Related: BEIJING AUTOMIC SCIENCE&TECHNOLOGY CO., LTD
Data of publication: 20190705
Alternate Title: 一种升降机构及其滚轮
Discipline: Medicine
Chemistry
Sciences
Bibliography: Application Number: CN201910338772
Subjects:
Online Access: available in Bonn?
Database: esp@cenet
Database information Databases - DBIS