Patent · US Expired

Scroll compressor with reduced stiction surface for check valve

US6379133B1 · kind B1 · utility

5Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 28, 2000
Grant dateApr 30, 2002
Priority date
Expiry dateNov 28, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/785
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

An improved check valve for a scroll compressor has a stop body which has a contact face which is reduced in surface area to reduce the stiction or holding force holding the valve at shut down. In this way, the valve is allowed to move to its closed position more rapidly.

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