Patent · US Expired

Jet pump

US4461678A · kind A · utility

6Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 25, 1982
Grant dateJul 24, 1984
Priority date
Expiry dateJun 25, 2002

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04F5/10
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A jet pump having a diffuser, a mixing section and a nozzle produced by electroforming onto at least one highly polished mandrel, whereby the diffuser, mixing section and nozzle have a surface finish of substantially the same quality as the mandrel.

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