Patent · US Expired

Scroll compressor with axial compliancy

US4938669A · kind A · utility

9Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 23, 1989
Grant dateJul 3, 1990
Priority date
Expiry dateJan 23, 2009

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04C23/008
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

Axial compliancy is achieved in a scroll compressor by providing a fluid pressure bias to the back of the orbiting scroll. The fluid pressure bias is supplied by one or more pockets configured to combine the efficient use of the available area with ease of manufacture.

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