Reciprocating compressor for compressing air comprises a cylinder having a region tapering toward the cylinder base in the compression region

摘要

Reciprocating compressor comprises a cylinder (3) having a region (8) tapering toward the cylinder base (4) in the compression region (2). Preferred Features: The tapering region has a conical shape. The piston (6) of the compressor has a sealing unit (9) for sealing the piston against the cylinder. The sealing unit comprises a seal with a collar (10) which can be elastically deformed.