Compressor crankshaft bearing cap and assembly

Lubrication – Systems – Rotary compressor

Patent

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Details

184 618, 184 624, 417368, F01M 110

Patent

active

051689600

ABSTRACT:
A bearing cap for the gas compressor of a compressor unit in which oil is normally entrained with the refrigerant gas and recirculated therewith, the cap being adapted for mounting on the compressor block in substantial axial alignment with a crankshaft mounted therein, the cap body having a cavity therein formed by a wall providing both axial and lateral shoulders or bearings for containing the sump end portion of the crankshaft, a shelf on the body extending generally laterally outwardly therefrom and having a face oriented generally transverse to the axis of the cavity, pockets formed in the face and adapted to catch and retain sediment, and one or more ports extending from the face through the shelf and adapted to drain oil from the crankcase to the sump of a compressor unit.

REFERENCES:
patent: 2752088 (1956-06-01), Borgerd et al.
patent: 2883101 (1959-04-01), Kosfeld
patent: 3008629 (1961-11-01), Gerteis
patent: 3104051 (1963-09-01), Henning et al.
patent: 3334808 (1967-08-01), Parker et al.
patent: 3807907 (1974-04-01), Gannaway
patent: 4174927 (1979-11-01), Lindstrom
patent: 4406594 (1983-09-01), Smaby et al.
patent: 4724928 (1988-02-01), Lewis et al.
patent: 4907951 (1990-03-01), Wisner

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