EP4067652A1 - Control system for a pump, in particular of a household appliance - Google Patents

Control system for a pump, in particular of a household appliance Download PDF

Info

Publication number
EP4067652A1
EP4067652A1 EP22164620.1A EP22164620A EP4067652A1 EP 4067652 A1 EP4067652 A1 EP 4067652A1 EP 22164620 A EP22164620 A EP 22164620A EP 4067652 A1 EP4067652 A1 EP 4067652A1
Authority
EP
European Patent Office
Prior art keywords
flow
liquid
conductivity
signal
indicative
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP22164620.1A
Other languages
German (de)
English (en)
French (fr)
Inventor
Paolo Da Pont
Giuseppe Marone
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Elbi International SpA
Original Assignee
Elbi International SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Elbi International SpA filed Critical Elbi International SpA
Publication of EP4067652A1 publication Critical patent/EP4067652A1/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • F04B17/04—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors using solenoids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/10—Other safety measures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/10—Other safety measures
    • F04B49/106—Responsive to pumped volume
EP22164620.1A 2021-03-30 2022-03-28 Control system for a pump, in particular of a household appliance Withdrawn EP4067652A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102021000007772A IT202100007772A1 (it) 2021-03-30 2021-03-30 Sistema di controllo per una pompa, in particolare per un apparecchio elettrodomestico.

Publications (1)

Publication Number Publication Date
EP4067652A1 true EP4067652A1 (en) 2022-10-05

Family

ID=76523330

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22164620.1A Withdrawn EP4067652A1 (en) 2021-03-30 2022-03-28 Control system for a pump, in particular of a household appliance

Country Status (2)

Country Link
EP (1) EP4067652A1 (it)
IT (1) IT202100007772A1 (it)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO990320A1 (it) * 1999-04-22 2000-10-22 Eltek Spa Elettrodomestico utilizzante acqua, in particolare una macchinadi lavaggio, con dispositivo perfezionato per l'abbattimento
US20120308409A1 (en) * 2011-01-05 2012-12-06 Noam Levine Fluid flow meter
WO2013063463A1 (en) * 2011-10-28 2013-05-02 Deka Products Limited Partnership Product dispensing system with pwm controlled solenoid pump
US20130292407A1 (en) * 2007-09-06 2013-11-07 Deka Products Limited Partnership Product Dispensing System
WO2016174569A1 (en) 2015-04-27 2016-11-03 Bitron S.P.A. Device for sensing the electrical conductivity of a liquid, particularly that of the washing bath in a washing machine
WO2019166956A1 (en) 2018-02-27 2019-09-06 Elbi International S.P.A. Vibration pump with improved actuation
WO2019166954A1 (en) 2018-02-27 2019-09-06 Elbi International S.P.A. Vibration pump
WO2019166955A1 (en) 2018-02-27 2019-09-06 Elbi International S.P.A. Vibration pump

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO990320A1 (it) * 1999-04-22 2000-10-22 Eltek Spa Elettrodomestico utilizzante acqua, in particolare una macchinadi lavaggio, con dispositivo perfezionato per l'abbattimento
US20130292407A1 (en) * 2007-09-06 2013-11-07 Deka Products Limited Partnership Product Dispensing System
US20120308409A1 (en) * 2011-01-05 2012-12-06 Noam Levine Fluid flow meter
WO2013063463A1 (en) * 2011-10-28 2013-05-02 Deka Products Limited Partnership Product dispensing system with pwm controlled solenoid pump
WO2016174569A1 (en) 2015-04-27 2016-11-03 Bitron S.P.A. Device for sensing the electrical conductivity of a liquid, particularly that of the washing bath in a washing machine
WO2019166956A1 (en) 2018-02-27 2019-09-06 Elbi International S.P.A. Vibration pump with improved actuation
WO2019166954A1 (en) 2018-02-27 2019-09-06 Elbi International S.P.A. Vibration pump
WO2019166955A1 (en) 2018-02-27 2019-09-06 Elbi International S.P.A. Vibration pump

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"Health criteria and other supporting information", vol. 2, 1996, WORLD HEALTH ORGANIZATION, article "Guidelines for drinking-water quality,"
GEERT R. LANGEREIS: "Tap water hardness estimated by conductivity measurement to reduce detergent dosing", WOUTER OLTHUIS AND PIET BERGVELD OF THE MESA RESEARCH INSTITUTE, UNIVERSITY OF TWENTE

Also Published As

Publication number Publication date
IT202100007772A1 (it) 2022-09-30

Similar Documents

Publication Publication Date Title
EP1842952A1 (en) Sensor device for a household appliance
EP3362721B1 (en) Valve assembly with associated measurement device
EP4067652A1 (en) Control system for a pump, in particular of a household appliance
JP6946195B2 (ja) カートリッジポンプ
EP2990653B1 (en) A device for controlling a starting and stopping of an electric motor of a motor-driven pump
EP4067831A1 (en) Detection device for detecting a flow of liquid in a household appliance
US4789853A (en) Detection device for electrically conductive fluids
JP2020536207A (ja) 液体伝導家電機器またはシステムのための水圧制御装置
EP3448221B1 (en) A washing machine with improved longterm reliability and safety
US11898574B2 (en) Pump having an electric motor contained in a shell enclosed by a monolithically provided containment jacket
CN209782982U (zh) 一种热水器的循环水路结构及具有其的热水器
CN212357717U (zh) 洗涤剂盒和洗涤设备
KR101940562B1 (ko) 수중모터펌프
EP3299509B1 (en) Discharge/recirculation system for household appliances
KR20060115503A (ko) 드럼 세탁기
US20190020255A1 (en) Automotive electric fluidic pump
CN111237044A (zh) 自带控制冷却系统及工程机械
CN219063786U (zh) 水流量反馈装置及包含其的热水器系统
CA2582175C (en) Control system for bathers
CN115644698A (zh) 一种饮水机
CN219960250U (zh) 驱动电机和心室辅助装置
EP3992586A1 (en) Connector for filtering devices for plumbing systems
EP1369075B1 (en) Improved dishwashing machine
KR200382168Y1 (ko) 마이콤제어 및 비상배수와 알림기능을 가진 에어컨용응축수 배수펌프
CN109620080B (zh) 水槽洗碗机的风机出线结构和水槽洗碗机

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20230406