IT1396488B1 - Dispositivo valvolare - Google Patents

Dispositivo valvolare

Info

Publication number
IT1396488B1
IT1396488B1 ITBO2009A000785A ITBO20090785A IT1396488B1 IT 1396488 B1 IT1396488 B1 IT 1396488B1 IT BO2009A000785 A ITBO2009A000785 A IT BO2009A000785A IT BO20090785 A ITBO20090785 A IT BO20090785A IT 1396488 B1 IT1396488 B1 IT 1396488B1
Authority
IT
Italy
Prior art keywords
valve device
valve
Prior art date
Application number
ITBO2009A000785A
Other languages
English (en)
Inventor
Stefano Concini
Original Assignee
Dgflow S R L
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 Dgflow S R L filed Critical Dgflow S R L
Priority to ITBO2009A000785A priority Critical patent/IT1396488B1/it
Publication of ITBO20090785A1 publication Critical patent/ITBO20090785A1/it
Application granted granted Critical
Publication of IT1396488B1 publication Critical patent/IT1396488B1/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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/0033—Electrical or magnetic means using a permanent magnet, e.g. in combination with a reed relays
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
    • 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
    • F16K39/00—Devices for relieving the pressure on the sealing faces
    • F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
    • F16K39/024—Devices for relieving the pressure on the sealing faces for lift valves using an auxiliary valve on the main valve

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Valves (AREA)
  • Fluid-Driven Valves (AREA)
  • Polarising Elements (AREA)
ITBO2009A000785A 2009-12-09 2009-12-09 Dispositivo valvolare IT1396488B1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITBO2009A000785A IT1396488B1 (it) 2009-12-09 2009-12-09 Dispositivo valvolare

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITBO2009A000785A IT1396488B1 (it) 2009-12-09 2009-12-09 Dispositivo valvolare

Publications (2)

Publication Number Publication Date
ITBO20090785A1 ITBO20090785A1 (it) 2011-06-10
IT1396488B1 true IT1396488B1 (it) 2012-12-14

Family

ID=42470521

Family Applications (1)

Application Number Title Priority Date Filing Date
ITBO2009A000785A IT1396488B1 (it) 2009-12-09 2009-12-09 Dispositivo valvolare

Country Status (1)

Country Link
IT (1) IT1396488B1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202000004879A1 (it) * 2020-03-09 2021-09-09 Dab Pumps Spa Elettropompa verticale a manutenzione facilitata

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1355898A (en) * 1972-10-25 1974-06-05 Orsta Hydraulik Veb K Pressure relief valve
CH625604A5 (en) * 1978-07-03 1981-09-30 Sulzer Ag Valve device with a main valve controlled by pressure medium by means of an auxiliary valve
ITBO20010059U1 (it) * 2001-06-29 2002-12-29 Paioli Spa Valvola automatica a portata variabile alla variazione della pressione particolarmente per l'alimentazione di scambiatori di calore per impi
US20070007475A1 (en) * 2005-07-07 2007-01-11 Peter Zvokelj Vacuum valve
DE602007010448D1 (de) * 2006-05-12 2010-12-23 Parker Hannifin Corp Verschiebungsmesser
DE102007062099B4 (de) * 2007-12-21 2015-07-16 Mahle International Gmbh Positionserfassungseinrichtung

Also Published As

Publication number Publication date
ITBO20090785A1 (it) 2011-06-10

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