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...
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| 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 |