Patent · US Expired

Variable speed pump control

US6966967B2 · kind B2 · utility

69Cited by
20References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 2003
Grant dateNov 22, 2005
Priority date
Expiry dateAug 15, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B30/70
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A method and apparatus for monitoring operating characteristics and/or control signals of a system comprising a variable speed vacuum pump. Operating characteristics and/or control signals of the system may be monitored, and the pumping speed of the variable speed vacuum pump may be altered responsive to the monitored operating characteristics and/or control signals.

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