Driving system for passenger transportation
US7918326B2 · kind B2 · utility
9Cited by
11References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 3, 2007 |
| Grant date | Apr 5, 2011 |
| Priority date | — |
| Expiry date | Oct 3, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B23/026
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A driving and/or reversing system includes a driving and/or reversing element and a chain having a plurality of first and second chain pins connected by chain plates. The driving and/or reversing element has first and second pitch circles. First and second chain pins are alternately correspondingly engaged with the first and second pitch circles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.