Patent ID: 7342779

Claim:
An electrical appliance comprising a housing element for lodging a set of electronic components and an envelope fixed to said housing, said housing comprising a top panel, a bottom panel, a front panel, a back panel, a left panel and a right panel; said envelope comprising a top cover, a front cover in a shape of a curvature, a bottom cover which is formed by said curvature of said front cover folded inwardly, a back side of said front cover, a left cover and a right cover so that said envelope surrounds only said front panel, said top panel, said left panel and said right panel of said housing, said housing slides into said envelope from an open back side of said envelope toward said front cover of said envelope; said envelope further comprising at least one first clip on said bottom cover, at least one second clip on said bottom of said top cover and a first screw hole in line with said at least one second clip; said envelope being constituted of either a single piece or several elements attached together; said housing further comprising at least one first slot arrangement on said top panel for connecting with said at least one first clip, at least one second slot arrangement on said bottom panel in order to be attached to at least one second clip of said envelope, and a second screw hole in line with first slot so that said first and said second screw holes are facing each other to be screwed together with a screw when said envelope is clipped on said housing.