[go: up one dir, main page]

CA991504A - Check valve - Google Patents

Check valve

Info

Publication number
CA991504A
CA991504A CA186,481A CA186481A CA991504A CA 991504 A CA991504 A CA 991504A CA 186481 A CA186481 A CA 186481A CA 991504 A CA991504 A CA 991504A
Authority
CA
Canada
Prior art keywords
check valve
check
valve
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA186,481A
Other versions
CA186481S (en
Inventor
Jurgen Broszeit
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gustav F Gerdts KG
Original Assignee
Gustav F Gerdts 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/en
Application filed by Gustav F Gerdts KG filed Critical Gustav F Gerdts KG
Application granted granted Critical
Publication of CA991504A publication Critical patent/CA991504A/en
Expired legal-status Critical Current

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)
CA186,481A 1972-11-30 1973-11-22 Check valve Expired CA991504A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2258642A DE2258642C2 (en) 1972-11-30 1972-11-30 check valve

Publications (1)

Publication Number Publication Date
CA991504A true CA991504A (en) 1976-06-22

Family

ID=5863128

Family Applications (1)

Application Number Title Priority Date Filing Date
CA186,481A Expired CA991504A (en) 1972-11-30 1973-11-22 Check valve

Country Status (17)

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

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2303053C2 (en) * 1973-01-23 1974-10-10 Gustav F. Gerdts Kg, 2800 Bremen check valve
FR2346582A1 (en) * 1976-04-02 1977-10-28 Bouteille Daniel PERFECTED DISTRIBUTION DEVICE FOR PNEUMATIC INSTALLATION
JPS5614549Y2 (en) * 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 (en) * 1997-09-11 1999-03-18 Bosch Gmbh Robert Check valve, especially for a piston pump
DE102012210286A1 (en) * 2011-09-23 2013-03-28 Continental Teves Ag & Co. Ohg valve assembly
WO2013062555A2 (en) * 2011-10-27 2013-05-02 Mw Industries, Inc. Coned-disc spring device, spring assembly, and methods of making the same
RU2735121C2 (en) * 2018-10-05 2020-10-28 Юрий Николаевич Скрипов Self-acting valve

Family Cites Families (1)

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

Also Published As

Publication number Publication date
US3854496A (en) 1974-12-17
IT997690B (en) 1975-12-30
SU531498A3 (en) 1976-10-05
ATA904573A (en) 1975-05-15
NL149893B (en) 1976-06-15
CH560860A5 (en) 1975-04-15
JPS5146287B2 (en) 1976-12-08
BR7309383D0 (en) 1974-08-29
GB1384046A (en) 1975-02-19
PL87659B1 (en) 1976-07-31
FR2209061B1 (en) 1976-06-18
ES420308A1 (en) 1976-04-16
ZA739047B (en) 1974-11-27
FR2209061A1 (en) 1974-06-28
JPS4983924A (en) 1974-08-13
DD108362A1 (en) 1974-09-12
AT328245B (en) 1976-03-10
NL7315234A (en) 1974-06-04
BE807905A (en) 1974-03-15
SE398384B (en) 1977-12-19

Similar Documents

Publication Publication Date Title
CA993312A (en) Thermoplastic check valve
CA978831A (en) Changing bias check valve
CA973147A (en) Valve construction
CA986395A (en) Valve
CA988494A (en) Valve
CA991504A (en) Check valve
CA998980A (en) Lammelar valves
CA988810A (en) Non-return valve
CA974503A (en) Valve
CA980318A (en) Valve
CA968253A (en) Valve
AU469547B2 (en) Check valve
CA959817A (en) Valve structure
AU470376B2 (en) Improved valve
CA943838A (en) Check valve
CA895665A (en) Check valve
CA903047A (en) Check valve
CA905798A (en) Check valve
CA899757A (en) Valve
CA893504A (en) Garter check valve
CA916557A (en) Diaphragm check valve
CA911381A (en) Valve
CA1000680A (en) Valve
CA1014914A (en) Valve
CA1026286A (en) Valve