Engine bearing arrangement for dry-running compressor has crank shaft passages with and without crank shaft bushing, which include main bearings and non-contact bearing seals

摘要

The engine bearing arrangement has crank shaft passages (10,20) with and without crank shaft bushing. The crank shaft passages respectively include main bearings (11,21) and non-contact bearing seals (13,23). The crank shaft passage (10) with main bearings (11) is filled with grease and is sealed with non-contact bearing seal (13) for sealing from outside.