Robot joint driving apparatus and robot having the same
US8425363B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 12, 2011 |
| Grant date | Apr 23, 2013 |
| Priority date | — |
| Expiry date | Oct 23, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/20323
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A robot joint driving apparatus is smoothly operated without generation of backlash. A robot includes the robot joint driving apparatus. The robot joint driving apparatus includes an internal gear having a ring shape, a main pulley arranged at the center of the internal gear and connected to a power source, first and second pinion gears provided at both sides of the main pulley and engaged with the internal gear, first and second pulleys respectively fastened to the first and second pinion gears, first and second belts respectively connecting the main pulley and the first and second pulleys, and tension adjustment units to adjust tensions of the first and second belts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.