Full view sign assembly with protuberances
US7143535B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 25, 2004 |
| Grant date | Dec 5, 2006 |
| Priority date | — |
| Expiry date | Aug 25, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F15/0012
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A sign assembly having a support surface including a first side frame portion, a second side frame portion and a back plate. The first side frame portion includes a longitudinal first recess having a bottom and a top, and the second side frame portion includes a longitudinal second recess having a bottom and a top. The sign assembly also includes a third side frame portion, a fourth side frame portion, a front panel and a locking pin. At least one of the third side frame portion and the fourth side frame portion includes at least one protuberance. The front panel includes a first side, a second side, a third side and a fourth side. The locking pin is adapted to be inserted into the longitudinal second recess. The side frame portions, the front panel, and the locking pin are arranged so that when the second side of the front panel and the locking pin are in the longitudinal second recess, the first side of the front panel will extend into the longitudinal first recess; and when the locking pin is not in the longitudinal second recess, the front panel may be moved so that its second side is toward the bottom of the second recess and its first side is out of the first recess so that t…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.