Electricity: conductors and insulators – Boxes and housings – With electrical device
Reexamination Certificate
2007-03-13
2009-02-24
Patel, Dhiru R (Department: 2831)
Electricity: conductors and insulators
Boxes and housings
With electrical device
C174S050000, C174S053000, C174S066000, C174S067000, C174S135000, C220S241000, C033S528000
Reexamination Certificate
active
07495170
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 and bias against the extension sleeve when the fastener is in the locked position and which disengage and cease biasing the extension sleeve when the fastener is in the unlocked position.
REFERENCES:
patent: 4634015 (1987-01-01), Taylor
patent: 5012043 (1991-04-01), Seymour
patent: 5931325 (1999-08-01), Filipov
patent: 6820760 (2004-11-01), Wegner et al.
patent: 6875922 (2005-04-01), Petak et al.
patent: 7301009 (2007-11-01), Korcz
Cole Andrew Christopher
Dinh Cong Thanh
Sanders James Munro
Hoffmann & Baron , LLP
Patel Dhiru R
Thomas & Betts International Inc.
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