Patent · US Expired

Pumping-ejection apparatus and variants

US6234760A · kind A · utility

7Cited by
19References
7Claims
0Family size

Inventors

Key dates

Filing dateFeb 16, 1999
Grant dateMay 22, 2001
Priority date
Expiry dateFeb 16, 2019

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04F5/54
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

The invention relates to the field of jet technology, primarily to apparatus for evacuation and gaseous mediums' compression. Apparatus is furnished by liquid-gas ejector, pump, separator and condenser. Ejector contains receiving chamber, which has a space in the zone of inlet part of mixing chamber for collecting of outlying part of liquid working medium's flow and its discharge through the drain pipe, which can be connected to separator or to the suction side of pump. The introduced design of installation allows to increase its efficiency factor.

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