IT973693B - Perfezionamento o sistema riguardante valvole non di ritorno - Google Patents

Perfezionamento o sistema riguardante valvole non di ritorno

Info

Publication number
IT973693B
IT973693B IT54229/72A IT5422972A IT973693B IT 973693 B IT973693 B IT 973693B IT 54229/72 A IT54229/72 A IT 54229/72A IT 5422972 A IT5422972 A IT 5422972A IT 973693 B IT973693 B IT 973693B
Authority
IT
Italy
Prior art keywords
improvement
system concerning
return valves
concerning non
valves
Prior art date
Application number
IT54229/72A
Other languages
English (en)
Original Assignee
Bryan Donkin Co Ltd
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 Bryan Donkin Co Ltd filed Critical Bryan Donkin Co Ltd
Application granted granted Critical
Publication of IT973693B publication Critical patent/IT973693B/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
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/021—Check valves with guided rigid valve members the valve member being a movable body around which the medium flows when the valve is open
    • F16K15/023—Check valves with guided rigid valve members the valve member being a movable body around which the medium flows when the valve is open the valve member consisting only of a predominantly disc-shaped flat 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7908—Weight biased
    • Y10T137/7909—Valve body is the weight
    • Y10T137/7913—Guided head
    • 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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7922—Spring biased

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Multiple-Way Valves (AREA)
  • Check Valves (AREA)
  • Valve Housings (AREA)
IT54229/72A 1971-11-26 1972-11-23 Perfezionamento o sistema riguardante valvole non di ritorno IT973693B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5507471A GB1397739A (en) 1971-11-26 1971-11-26 Non-return valves

Publications (1)

Publication Number Publication Date
IT973693B true IT973693B (it) 1974-06-10

Family

ID=10472875

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54229/72A IT973693B (it) 1971-11-26 1972-11-23 Perfezionamento o sistema riguardante valvole non di ritorno

Country Status (9)

Country Link
US (1) US3783894A (it)
BE (1) BE791877A (it)
BR (1) BR7208279D0 (it)
DE (1) DE2256895A1 (it)
ES (1) ES409270A1 (it)
FR (1) FR2163028A5 (it)
GB (1) GB1397739A (it)
IT (1) IT973693B (it)
NL (1) NL7215686A (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3978878A (en) * 1975-09-18 1976-09-07 Hans Rudolph Resilient supply and exhaust valve
DE19532042C1 (de) * 1995-08-31 1996-05-15 Draegerwerk Ag Atemventil
US6401749B1 (en) 1998-07-09 2002-06-11 Parker Hannifin Corporation Asymmetrically loaded check valve
DE20200792U1 (de) 2002-01-19 2002-04-04 NOREVA GmbH, 41189 Mönchengladbach Rückflussverhinderer
DE102010040284A1 (de) * 2010-09-06 2012-03-08 Robert Bosch Gmbh Ventil, insbesondere einer hydraulischen Kolbenpumpe
CA2939175C (en) * 2014-03-18 2022-02-15 O.M.T. Officina Meccanica Tartarini S.R.L. Apparatus and method for flow equipartition
DE102016115025B3 (de) * 2016-08-12 2017-09-14 Feluwa Pumpen Gmbh Ventil

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2492740A (en) * 1946-12-26 1949-12-27 Philip G Vondersmith Sound creating device

Also Published As

Publication number Publication date
NL7215686A (it) 1973-05-29
GB1397739A (en) 1975-06-18
FR2163028A5 (it) 1973-07-20
ES409270A1 (es) 1975-10-01
BR7208279D0 (pt) 1973-08-21
DE2256895A1 (de) 1973-05-30
BE791877A (fr) 1973-03-16
US3783894A (en) 1974-01-08

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