Patent ID: 6364059
Filing Date: 2002-04-02
Classification: F04B,F04D

Abstract:
A lubricating system for smaller refrigerating machinery of piston compressor type having a substantially vertically extending drive shaft with a lower part, said system comprising:a substantially disc shaped member arranged adjacent to the lower part of the drive shaft for rotating by a rotary movement of the drive shaft and having a substantially upwards extending peripheral edge portion and an upper plane, at least one oil transferring means for communicating with oil in an underlying oil reservoir, said at least one oil transferring means, during a rotary movement, being arranged to collect and transfer oil from the underlying oil reservoir to the upper plan of the substantially disc shaped member, a tubular pipe being arranged with its lower open part directed in an opposed direction to the rotary direction of the substantially disc shaped member and adjacent to the peripheral edge portion arranged to transfer oil as a pitot pipe pump via the tubular pipe from the substantially disc shaped member for lubrication of the piston compressor.