Method and apparatus for installing an advertising sign
US7987622B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2008 |
| Grant date | Aug 2, 2011 |
| Priority date | — |
| Expiry date | Jun 11, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T24/45984
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An apparatus for installing an advertising sign is disclosed. The apparatus comprises a support structure; a lifting system fixed to the support structure; a top rail supported on the lifting system such that the top rail can be raised and lowered between a lowered mounting position and a raised display position; and a bottom rail fixed to the support structure. The lifting system comprises a cord operable to raise the top rail to the upper display position. The top rail comprises a longitudinally extending channel adapted to engage a top periphery of an advertising sign, and the bottom rail comprises a longitudinally extending channel adapted to engage a bottom periphery of an advertising sign. A method for installing an advertising sign is also disclosed. A system and a method of retaining a flexible sheet are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.