Drive rope and drive pulley
US7971856B2 · kind B2 · utility
9Cited by
22References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 29, 2006 |
| Grant date | Jul 5, 2011 |
| Priority date | — |
| Expiry date | Mar 30, 2030 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD07B2201/2034
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The present invention discloses a drive system for theatrical rigging, comprising a drive rope and a drive pulley. The drive rope has a fiber or cable core, surrounded by a plastic jacket. Formed on or in the surface of the drive rope are traction features that engage corresponding grooves in the drive pulley.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.