Patent · US Expired

Duplex compressor oil sump

US4505650A · kind A · utility

119Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 5, 1983
Grant dateMar 19, 1985
Priority date
Expiry dateAug 5, 2003

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04B39/0207
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A duplex compressor arrangement for shipboard application is provided with a central oil pickup to minimize the effects of trim on the sump. Additionally, the compressor crankcases are connected to the sump via return lines and equalizer lines which can act as secondary drain lines under the proper trim conditions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.