Patent ID: 8858194

Claim:
A constructive arrangement for a hermetic refrigeration compressor of the type which comprises: a hermetic shell; a cylinder block defining, in a single piece, a shell portion and a compression cylinder having an end, which is opened to the exterior of the hermetic shell; a valve plate closing said end of the compression cylinder; a head affixed to the cylinder block over the valve plate, so as to define, with the latter, at least one discharge chamber, characterized in that the cylinder block incorporates, in a single piece, a tubular projection which radially extends from the shell portion, external to the hermetic shell and peripherally surrounding the valve plate and at least part of the head, said arrangement further comprising an outer cover hermetically affixed to the tubular projection, so as to define, with the latter, a discharge plenum maintained in fluid communication with the discharge chamber, one of the parts defined by the tubular projection and by said outer cover being provided with a refrigerant gas outlet opened to the exterior of the hermetic shell, the tubular projection presenting a free end edge and the outer cover comprising a tubular body closed, at one end by a front wall and having the peripheral edge of its open opposed end affixed to the free end edge of the tubular projection.