Motorized lifting device conveying power and/or data
US9963328B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Apr 4, 2014 |
| Grant date | May 8, 2018 |
| Priority date | — |
| Expiry date | Oct 15, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66D1/485
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An apparatus includes a drum to draw in or let out a line and a motor and transmission coupled to the drum to apply a torque thereto. A cable is incorporated into the line to transport at least one of power and data along the line to an object or device at the end of the line. In certain embodiments, the cable is configured to support all or a portion of the load. In other embodiments, the line includes a load-bearing wire separate from the cable which is configured to support all or a portion of the load.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.