Lighting assembly raised and lowered along pole
US6155696A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 20, 1998 |
| Grant date | Dec 5, 2000 |
| Priority date | — |
| Expiry date | May 20, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21W2131/105
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting system is adapted to receive lighting fixtures and is capable of being raised and lowered along the length of an attendant pole which has a longitudinal axis is moved by a transport mechanism having a plurality of cables which extend from the lighting system to the base of the attendant pole. The lighting system includes at least one support member is which is co-axially aligned with the longitudinal axis of the pole. Further included is a pair of transverse members which are oriented substantially parallel to each other and are attached by a plurality of cross-members extending therebetween. Each of the pair of transverse members is disposed on opposite sides of the at least one support member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.