Nova Patents
AT291176T

Apparatus and method for controlling a pump system

Abstract

A for a that is used for centrifugal pump (40) and control of the flow of fluid flow speed, or a pressure type relative parameter liquid pump, at least one sensor (1-6) connected with the pump (40) is used for producing an indication detecting working condition signal. The controller (10) comprises: A storing device, which is used for storing on-off to at least one of a working state of the data; With a processor, a corresponding sensor, and can use, and aim is at least one sensor signal and instructed at least one of a working state of the energy-storing reference to realize the algorithm to produce a control signal, the control signal instructed of the product in the correction of power factor pump.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

20 members in 12 offices

This recordMember, by publication datePriority claim2 more offices are in the list below

Priority claims2

Priority claims
DocumentOfficeKindDate
27549899United States of AmericaA
9928935United States of AmericaW

Members20

Family members, oldest first
DocumentOfficeKind
CA2366368A1CanadaA1
WO0057063A1World Intellectual Property Organization (WIPO)A1
AU2043900AAustraliaA
US2001041139A1United States of AmericaA1
BR9917229ABrazilA
EP1171714A1European Patent Office (EPO)A1
KR20020004980ARepublic of KoreaA
CN1352733AChinaA
US6464464B2United States of AmericaB2
US2003091443A1United States of AmericaA1
MXPA01009536AMexicoA
TW200307787ATaiwan Province of ChinaA
US6709241B2United States of AmericaB2
TWM253699UTaiwan Province of ChinaU
TWI225908BTaiwan Province of ChinaB
EP1171714B1European Patent Office (EPO)B1
AT291176TThis recordAustriaT
ATE291176T1AustriaT1
DE69924301D1GermanyD1
DE69924301T2GermanyT2