IT938969B - CHECK VALVE THAT PREVENTS CIRCULATION FOR ANULAR PIPES FOR HOT WATER WITH CIRCUS PUMPS - Google Patents

CHECK VALVE THAT PREVENTS CIRCULATION FOR ANULAR PIPES FOR HOT WATER WITH CIRCUS PUMPS

Info

Publication number
IT938969B
IT938969B IT29564/71A IT2956471A IT938969B IT 938969 B IT938969 B IT 938969B IT 29564/71 A IT29564/71 A IT 29564/71A IT 2956471 A IT2956471 A IT 2956471A IT 938969 B IT938969 B IT 938969B
Authority
IT
Italy
Prior art keywords
anular
circus
pumps
pipes
hot water
Prior art date
Application number
IT29564/71A
Other languages
Italian (it)
Original Assignee
Ospelt G Ag
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 Ospelt G Ag filed Critical Ospelt G Ag
Application granted granted Critical
Publication of IT938969B publication Critical patent/IT938969B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00—Details
    • F24D19/10—Arrangement or mounting of control or safety devices
    • F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
    • F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
    • F24D19/1015—Arrangement or mounting of control or safety devices for water heating systems for central heating using a valve or valves
    • 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
    • F16K15/04—Check valves with guided rigid valve members shaped as balls
    • 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
    • F16K15/04—Check valves with guided rigid valve members shaped as balls
    • F16K15/044—Check valves with guided rigid valve members shaped as balls spring-loaded

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Check Valves (AREA)
  • Safety Valves (AREA)
  • Multiple-Way Valves (AREA)
IT29564/71A 1970-10-09 1971-10-06 CHECK VALVE THAT PREVENTS CIRCULATION FOR ANULAR PIPES FOR HOT WATER WITH CIRCUS PUMPS IT938969B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU61847 1970-10-09

Publications (1)

Publication Number Publication Date
IT938969B true IT938969B (en) 1973-02-10

Family

ID=19726510

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29564/71A IT938969B (en) 1970-10-09 1971-10-06 CHECK VALVE THAT PREVENTS CIRCULATION FOR ANULAR PIPES FOR HOT WATER WITH CIRCUS PUMPS

Country Status (7)

Country Link
AT (1) AT312208B (en)
CH (1) CH541758A (en)
DE (1) DE2135084A1 (en)
FR (1) FR2111149A5 (en)
GB (1) GB1306306A (en)
IT (1) IT938969B (en)
LU (1) LU61847A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5753980Y2 (en) * 1977-11-12 1982-11-22
GB2158919B (en) * 1984-05-02 1989-02-01 Ferranti Meters Ltd Denis Valve assembly
CN112658621B (en) * 2020-12-31 2022-05-31 苏州市环宇汽车配件有限公司 One-way valve for flue pipe of gas water heater and manufacturing method thereof

Also Published As

Publication number Publication date
FR2111149A5 (en) 1972-06-02
DE2135084A1 (en) 1972-04-13
AT312208B (en) 1973-12-27
GB1306306A (en) 1973-02-07
LU61847A1 (en) 1971-05-04
CH541758A (en) 1973-09-15

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