AT334296B - BACKFLOW PREVENTION - Google Patents

BACKFLOW PREVENTION

Info

Publication number
AT334296B
AT334296B AT644475A AT644475A AT334296B AT 334296 B AT334296 B AT 334296B AT 644475 A AT644475 A AT 644475A AT 644475 A AT644475 A AT 644475A AT 334296 B AT334296 B AT 334296B
Authority
AT
Austria
Prior art keywords
backflow prevention
backflow
prevention
Prior art date
Application number
AT644475A
Other languages
German (de)
Other versions
ATA644475A (en
Original Assignee
Braukmann Armaturen
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 Braukmann Armaturen filed Critical Braukmann Armaturen
Application granted granted Critical
Publication of AT334296B publication Critical patent/AT334296B/en
Publication of ATA644475A publication Critical patent/ATA644475A/en

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
    • F16K15/06—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
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/062—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces characterised by the geometry of the seat
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Check Valves (AREA)
AT644475A 1974-09-21 1975-08-20 BACKFLOW PREVENTION AT334296B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742445231 DE2445231A1 (en) 1974-09-21 1974-09-21 BACKFLOW PREVENTORS

Publications (2)

Publication Number Publication Date
AT334296B true AT334296B (en) 1976-01-10
ATA644475A ATA644475A (en) 1976-04-15

Family

ID=5926436

Family Applications (1)

Application Number Title Priority Date Filing Date
AT644475A AT334296B (en) 1974-09-21 1975-08-20 BACKFLOW PREVENTION

Country Status (5)

Country Link
AT (1) AT334296B (en)
CH (1) CH588028A5 (en)
DE (1) DE2445231A1 (en)
FR (1) FR2285560A1 (en)
NL (1) NL155928B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2483038B1 (en) * 1980-05-20 1986-06-20 Tech Systemes Elabores RETAINING VALVE
NL8702757A (en) * 1987-11-18 1989-06-16 Wisa Bv CHECK VALVE.
DE3922197A1 (en) * 1988-10-03 1990-04-05 Voss Richard Grubenausbau Self sealing valve, especially non-return valve - consists of piston in tubular housing with compression spring
FR2663392B1 (en) * 1990-06-18 1992-11-06 Comap SEALING DEVICE FOR FIXED MEMBER.
DE20021449U1 (en) 2000-12-19 2001-03-01 Man Roland Druckmaschinen Ag, 63069 Offenbach Check valve for machine tools
ES2185468B1 (en) * 2000-12-21 2005-05-16 Genebre, S.A. RETENTION VALVE.
DE10110525A1 (en) * 2001-03-05 2002-09-12 Kludi Gmbh & Co Kg Water pipe insert with reflux check valve fitted into water channel and bypass with excess pressure valve to guide water past check valve
RU2269052C2 (en) * 2003-04-29 2006-01-27 Григорий Григорьевич Халаев Check valve
DE102004006632A1 (en) * 2004-02-10 2005-08-25 Ritag Ritterhuder Armaturen Gmbh & Co. Armaturenwerk Kg Return valve in particular for use in food or pharmaceutical industry, comprising no depressions or projections at inner surfaces
RU2278313C2 (en) * 2004-02-27 2006-06-20 Григорий Григорьевич Халаев Check valve
ES2262382B1 (en) * 2004-03-11 2007-11-01 Genebre, S.A. RETENTION VALVE.
DE102004016404A1 (en) * 2004-03-25 2005-10-13 Hansgrohe Ag Non-return valve for a sanitary appliance comprises a valve seat arranged in a cylindrical housing, a valve body interacting with the valve seat, and a contact surface in the region of one end of the non-return valve
ES2291125B1 (en) * 2006-08-01 2009-01-16 Genebre S.A. RETENTION VALVE.
CN116254896B (en) * 2023-01-03 2023-11-03 河北天昕建设集团有限公司 Wall evaporative cooling device utilizing non-traditional water source

Also Published As

Publication number Publication date
ATA644475A (en) 1976-04-15
CH588028A5 (en) 1977-05-31
NL7509988A (en) 1976-03-23
FR2285560A1 (en) 1976-04-16
NL155928B (en) 1978-02-15
DE2445231A1 (en) 1976-04-08
FR2285560B1 (en) 1979-08-24

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Legal Events

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