IT1277534B1 - Metodo e circuito per aumentare la durata di vita delle elettrovalvole - Google Patents

Metodo e circuito per aumentare la durata di vita delle elettrovalvole

Info

Publication number
IT1277534B1
IT1277534B1 IT95MI001856A ITMI951856A IT1277534B1 IT 1277534 B1 IT1277534 B1 IT 1277534B1 IT 95MI001856 A IT95MI001856 A IT 95MI001856A IT MI951856 A ITMI951856 A IT MI951856A IT 1277534 B1 IT1277534 B1 IT 1277534B1
Authority
IT
Italy
Prior art keywords
lifetime
circuit
increase
solenoid valves
solenoid
Prior art date
Application number
IT95MI001856A
Other languages
English (en)
Inventor
Robert S Eliott
Luca Frasnetti
Original Assignee
Whirlpool Italia S P A
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 Whirlpool Italia S P A filed Critical Whirlpool Italia S P A
Priority to IT95MI001856A priority Critical patent/IT1277534B1/it
Publication of ITMI951856A0 publication Critical patent/ITMI951856A0/it
Priority to US08/708,157 priority patent/US5749388A/en
Publication of ITMI951856A1 publication Critical patent/ITMI951856A1/it
Application granted granted Critical
Publication of IT1277534B1 publication Critical patent/IT1277534B1/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0686—Braking, pressure equilibration, shock absorbing
    • F16K31/0689—Braking of the valve element
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetically Actuated Valves (AREA)
IT95MI001856A 1995-09-01 1995-09-01 Metodo e circuito per aumentare la durata di vita delle elettrovalvole IT1277534B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT95MI001856A IT1277534B1 (it) 1995-09-01 1995-09-01 Metodo e circuito per aumentare la durata di vita delle elettrovalvole
US08/708,157 US5749388A (en) 1995-09-01 1996-08-27 Method and circuit for increasing the life of solenoid valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95MI001856A IT1277534B1 (it) 1995-09-01 1995-09-01 Metodo e circuito per aumentare la durata di vita delle elettrovalvole

Publications (3)

Publication Number Publication Date
ITMI951856A0 ITMI951856A0 (it) 1995-09-01
ITMI951856A1 ITMI951856A1 (it) 1997-03-01
IT1277534B1 true IT1277534B1 (it) 1997-11-11

Family

ID=11372210

Family Applications (1)

Application Number Title Priority Date Filing Date
IT95MI001856A IT1277534B1 (it) 1995-09-01 1995-09-01 Metodo e circuito per aumentare la durata di vita delle elettrovalvole

Country Status (2)

Country Link
US (1) US5749388A (it)
IT (1) IT1277534B1 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1289547B1 (it) * 1996-12-30 1998-10-15 Whirpool Europ S R L Sistema di controllo di elettrovalvole azionate a modulazione in larghezza di impulsi
JP3450980B2 (ja) * 1997-01-20 2003-09-29 ジヤトコ株式会社 デューティサイクル型ソレノイド弁の制御方法および装置
US6219859B1 (en) * 1998-10-05 2001-04-24 Soheyl Derakhshan Cabinet door operated faucet valve
US6121609A (en) * 1998-10-16 2000-09-19 Siemens Aktiengesellschaft Pulsed mass spectrometer leak valve with controlled energy closure
US7762521B2 (en) * 2006-05-23 2010-07-27 Southwest Research Institute Semi-active compressor valve
GB2574229A (en) 2018-05-31 2019-12-04 Fas Medic Sa Method and apparatus for energising a solenoid of a valve assembly
CN112983587B (zh) * 2021-02-06 2021-12-21 无锡职业技术学院 一种具有关闭检测功能的vva电磁阀驱动***

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3476128A (en) * 1964-11-23 1969-11-04 Monsanto Co Pulsed solenoid force balance device
US3523676A (en) * 1969-02-26 1970-08-11 Monsanto Co Pulsed solenoid control valve
US3949964A (en) * 1975-02-13 1976-04-13 Westinghouse Electric Corporation Electromechanically-operated valve
US4531708A (en) * 1984-08-21 1985-07-30 Honeywell Lucifer Sa Solenoid valve
US4794890A (en) * 1987-03-03 1989-01-03 Magnavox Government And Industrial Electronics Company Electromagnetic valve actuator
US4813443A (en) * 1988-04-06 1989-03-21 Signet Scientific Company Method for controllably positioning a solenoid plunger
US4878650A (en) * 1988-04-29 1989-11-07 Allied-Signal Inc. Armature with shear stress damper
DE4332117B4 (de) * 1993-09-22 2005-05-04 Robert Bosch Gmbh Elektromagnetventil
EP0773394B1 (en) * 1995-11-13 1999-09-15 Whirlpool Europe B.V. Method and circuit for increasing the life of solenoid valves

Also Published As

Publication number Publication date
ITMI951856A1 (it) 1997-03-01
ITMI951856A0 (it) 1995-09-01
US5749388A (en) 1998-05-12

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0001 Granted