Patent · US Expired

Pump and method

US7226277B2 · kind B2 · utility

24Cited by
34References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 22, 2004
Grant dateJun 5, 2007
Priority date
Expiry dateMar 1, 2025

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04D29/181
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A pump for moving a liquid including stator and a permanent magnet rotor which rotates to move at least one a helical pumping member.

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