IT1400445B1 - Valvola di non ritorno - Google Patents

Valvola di non ritorno

Info

Publication number
IT1400445B1
IT1400445B1 ITTO2010A000497A ITTO20100497A IT1400445B1 IT 1400445 B1 IT1400445 B1 IT 1400445B1 IT TO2010A000497 A ITTO2010A000497 A IT TO2010A000497A IT TO20100497 A ITTO20100497 A IT TO20100497A IT 1400445 B1 IT1400445 B1 IT 1400445B1
Authority
IT
Italy
Prior art keywords
return valve
return
valve
Prior art date
Application number
ITTO2010A000497A
Other languages
English (en)
Inventor
Franco Rossato
Original Assignee
Pres Block 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 Pres Block Spa filed Critical Pres Block Spa
Priority to ITTO2010A000497A priority Critical patent/IT1400445B1/it
Priority to EP20110169656 priority patent/EP2395269B1/en
Publication of ITTO20100497A1 publication Critical patent/ITTO20100497A1/it
Application granted granted Critical
Publication of IT1400445B1 publication Critical patent/IT1400445B1/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
    • 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
    • F16K17/08—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 special arrangements for providing a large discharge passage
    • F16K17/082—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 special arrangements for providing a large discharge passage with piston
    • 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
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Control Of Combustion (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
  • Valve Device For Special Equipments (AREA)
ITTO2010A000497A 2010-06-11 2010-06-11 Valvola di non ritorno IT1400445B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITTO2010A000497A IT1400445B1 (it) 2010-06-11 2010-06-11 Valvola di non ritorno
EP20110169656 EP2395269B1 (en) 2010-06-11 2011-06-11 Check valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO2010A000497A IT1400445B1 (it) 2010-06-11 2010-06-11 Valvola di non ritorno

Publications (2)

Publication Number Publication Date
ITTO20100497A1 ITTO20100497A1 (it) 2011-12-12
IT1400445B1 true IT1400445B1 (it) 2013-05-31

Family

ID=43413633

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO2010A000497A IT1400445B1 (it) 2010-06-11 2010-06-11 Valvola di non ritorno

Country Status (2)

Country Link
EP (1) EP2395269B1 (it)
IT (1) IT1400445B1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9480361B2 (en) 2012-10-05 2016-11-01 Nestec S.A. Check valve, injection assembly, and beverage preparation machine
DE102015016023A1 (de) 2015-12-11 2017-06-14 Fresenius Medical Care Deutschland Gmbh Sperr- und/oder Drosselventil und Blutbehandlungsgerät umfassend ein derartiges Ventil
CN110762257B (zh) * 2018-07-27 2025-07-11 中核苏阀科技实业股份有限公司 一种带有介质自驱不平衡阀芯的止回阀

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH82654A (de) * 1919-01-16 1920-03-01 Therma Ag Sicherheitsventil
US2650793A (en) * 1950-09-25 1953-09-01 Loyola University Foundation Valve
US2727529A (en) * 1951-02-02 1955-12-20 Borg Warner Relief valve
JP4255363B2 (ja) * 2003-11-19 2009-04-15 株式会社ニフコ 逆流防止弁用弁体

Also Published As

Publication number Publication date
ITTO20100497A1 (it) 2011-12-12
EP2395269A1 (en) 2011-12-14
EP2395269B1 (en) 2013-09-11

Similar Documents

Publication Publication Date Title
IL257445B (en) Space suit
EP2543915A4 (en) MAGNETIC VALVE
EP2625341A4 (en) LOCK
EP2495482A4 (en) MAGNETIC VALVE
EP2609148A4 (en) PHTHALIC ACID-FREE SOFT MAKER
EP2546080A4 (en) TIRE
BRPI1015403A2 (pt) válvula
EP2570707A4 (en) MAGNETIC VALVE
DK2386520T3 (da) Påfyldningsventil
DE112010004770A5 (de) Rückschlagventil
EP2482009A4 (en) EXPANSION VALVE
BR112012029898A2 (pt) conjunto de válvula
BR112013011928A2 (pt) válvula de aferição de escoamento
DK2536914T3 (da) Ventilindretning
BR112013006017A2 (pt) pneumático
BR112013002687A2 (pt) pneumático
EP2660453A4 (en) PISTON
BR112012018083A2 (pt) conjunto de válvula
FR2969536B1 (fr) Valve auto-obturante
EP2612769A4 (en) TIRE
IT1401887B1 (it) Elettrovalvola.
EP2558705A4 (en) SLIDING VALVE ASSEMBLY
BR112013015582A2 (pt) pneumático
IT1400445B1 (it) Valvola di non ritorno
EP2401154A4 (en) CHECK VALVE