IT997690B - Valvola di non ritorno - Google Patents

Valvola di non ritorno

Info

Publication number
IT997690B
IT997690B IT53980/73A IT5398073A IT997690B IT 997690 B IT997690 B IT 997690B IT 53980/73 A IT53980/73 A IT 53980/73A IT 5398073 A IT5398073 A IT 5398073A IT 997690 B IT997690 B IT 997690B
Authority
IT
Italy
Prior art keywords
return valve
return
valve
Prior art date
Application number
IT53980/73A
Other languages
English (en)
Original Assignee
Fogerdts G Kg
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
Priority claimed from DE2258642A external-priority patent/DE2258642C2/de
Application filed by Fogerdts G Kg filed Critical Fogerdts G Kg
Application granted granted Critical
Publication of IT997690B publication Critical patent/IT997690B/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
    • F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
    • F16K15/026—Check valves with guided rigid valve members the valve being loaded by a spring the valve member being a movable body around which the medium flows when the valve is open
    • F16K15/028—Check valves with guided rigid valve members the valve being loaded by a spring 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
    • 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
    • F16K15/06—Check valves with guided rigid valve members with guided stems
    • F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
    • 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
    • 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
    • Y10T137/7929—Spring coaxial with valve
    • 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
    • Y10T137/7929—Spring coaxial with valve
    • Y10T137/7936—Spring guides valve 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
    • Y10T137/7929—Spring coaxial with valve
    • Y10T137/7937—Cage-type guide for stemless valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Rotary Pumps (AREA)
IT53980/73A 1972-11-30 1973-11-29 Valvola di non ritorno IT997690B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2258642A DE2258642C2 (de) 1972-11-30 1972-11-30 Rückschlagventil

Publications (1)

Publication Number Publication Date
IT997690B true IT997690B (it) 1975-12-30

Family

ID=5863128

Family Applications (1)

Application Number Title Priority Date Filing Date
IT53980/73A IT997690B (it) 1972-11-30 1973-11-29 Valvola di non ritorno

Country Status (17)

Country Link
US (1) US3854496A (it)
JP (1) JPS5146287B2 (it)
AT (1) AT328245B (it)
BE (1) BE807905A (it)
BR (1) BR7309383D0 (it)
CA (1) CA991504A (it)
CH (1) CH560860A5 (it)
DD (1) DD108362A1 (it)
ES (1) ES420308A1 (it)
FR (1) FR2209061B1 (it)
GB (1) GB1384046A (it)
IT (1) IT997690B (it)
NL (1) NL149893B (it)
PL (1) PL87659B1 (it)
SE (1) SE398384B (it)
SU (1) SU531498A3 (it)
ZA (1) ZA739047B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2303053C2 (de) * 1973-01-23 1974-10-10 Gustav F. Gerdts Kg, 2800 Bremen Rückschlagventil
FR2346582A1 (fr) * 1976-04-02 1977-10-28 Bouteille Daniel Dispositif perfectionne de distribution pour une installation pneumatique
JPS5614549Y2 (it) * 1976-06-28 1981-04-06
US4161223A (en) * 1978-03-13 1979-07-17 Smith International, Inc. Pressure relief valve for rock bits
US4373462A (en) * 1980-05-20 1983-02-15 Leigh Flexible Structures Limited Fillable structure
US4388984A (en) * 1981-02-09 1983-06-21 Smith International, Inc. Two-stage pressure relief valve
US4705071A (en) * 1985-12-09 1987-11-10 Westinghouse Electric Corp. Steam control valve with improved muffler portion
US5211205A (en) * 1992-07-22 1993-05-18 Bg 300, Inc. Fuel pressure regulator
US5469884A (en) * 1994-05-20 1995-11-28 Durabla Pump Components, Inc. Check valve for meter run
DE19739904A1 (de) * 1997-09-11 1999-03-18 Bosch Gmbh Robert Rückschlagventil, insbesondere für eine Kolbenpumpe
DE102012210286A1 (de) * 2011-09-23 2013-03-28 Continental Teves Ag & Co. Ohg Ventilbaugruppe
WO2013062555A2 (en) * 2011-10-27 2013-05-02 Mw Industries, Inc. Coned-disc spring device, spring assembly, and methods of making the same
RU2735121C2 (ru) * 2018-10-05 2020-10-28 Юрий Николаевич Скрипов Самодействующий клапан

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1650383A1 (de) * 1967-07-26 1970-10-22 Gerdts Gustav F Kg Rueckschlagventil

Also Published As

Publication number Publication date
FR2209061B1 (it) 1976-06-18
BE807905A (fr) 1974-03-15
ES420308A1 (es) 1976-04-16
BR7309383D0 (pt) 1974-08-29
SE398384B (sv) 1977-12-19
PL87659B1 (it) 1976-07-31
SU531498A3 (ru) 1976-10-05
NL7315234A (it) 1974-06-04
US3854496A (en) 1974-12-17
JPS5146287B2 (it) 1976-12-08
JPS4983924A (it) 1974-08-13
ATA904573A (de) 1975-05-15
AT328245B (de) 1976-03-10
DD108362A1 (it) 1974-09-12
CA991504A (en) 1976-06-22
GB1384046A (en) 1975-02-19
NL149893B (nl) 1976-06-15
FR2209061A1 (it) 1974-06-28
CH560860A5 (it) 1975-04-15
ZA739047B (en) 1974-11-27

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