Two-gang adjustable mud ring
US8076577B2 · kind B2 · utility
30Cited by
13References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2009 |
| Grant date | Dec 13, 2011 |
| Priority date | — |
| Expiry date | Jul 1, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02G3/121
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
This invention pertains to an adjustable cover for an electrical outlet box. The cover is configured having a generally planar mounting plate with a collar surrounding an opening through this mounting plate. An extension sleeve moves within this opening and adjacent the collar. At least one fastener is located adjacent the opening and is movable between a locked position and an unlocked position. The fastener operates a locking device that engages wedges against the extension sleeve when the fastener is in the locked position and disengages wedges against the extension sleeve when the fastener is in the unlocked position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.