Whirlpool S.a.

Milton Wetzel Pereira

Fabian Fagotti

Emerson Moreira

Gustavo Cardoso Weber

Ricardo Alexandre Maciel

The suction arrangement of the present invention is for a hermetic compressor of the type which includes a hermetic shell; a cylinder block defining, in a single piece, a shell portion and a compression cylinder having an end opened to the exterior of the hermetic shell and closed by a valve plate; a head affixed to the cylinder block onto the valve plate so as to define, with the latter, at least one suction chamber receiving refrigerant gas from a gas inlet pipe external to the hermetic shell. The suction arrangement of the present invention comprises a gas inlet duct defined through the shell portion and through the valve plate and having an outer end hermetically coupled to the gas inlet pipe and an inner end opened to the suction chamber.

Suction arrangement for a hermetic refrigeration compressor

A hermetic compressor, comprises: a hermetic shell (); a cylinder block () defining, a shell portion (Ia) and a compression cylinder () having an end () opened to the exterior of the hermetic shell () and closed by a valve plate (); a head () affixed to the cylinder block (), over the valve plate () so as to define, with the latter, at least one discharge chamber (). The cylinder block () incorporates a tubular projection () surrounding the valve plate () and at least part of the head (). An outer cover () is hermetically affixed to the tubular projection () for defining therewith a discharge plenum () in fluid communication with the discharge chamber (), the tubular projection () or the outer cover () being provided with a refrigerant gas outlet () opened to the exterior of the hermetic shell ().

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Joinville-SC, Brazil

Milton Wetzel Pereira