Patent ID: 6401965
Filing Date: 2002-06-11
Classification: F04B

Abstract:
An electric refrigeration compressor, in particular for household refrigerating and deep-freezing appliances, includingan outer casing, an inner body contained within said outer casing, a pressure chamber integrated in said inner body as well as a lid by which an opening of said pressure chamber is closed, the lid having a closing periphery, the lid and the pressure chamber are provided with means to retain the lid in a closed position, an annular flat rim arranged in a region of the opening of the pressure chamber as well as a mutually corresponding annular flat rim extending about the closing periphery of said lid, the annular flat rims are mutually coupled along a common annular line of contact, wherein, one of the (a) annular flat rim arranged in the opening of the pressure chamber and (b) annular flat rim that extends about the closing periphery of said lid, is provided with a rib projecting against said mutually corresponding rim.