ATA90880A - SWITCHING VALVE FOR A DOUBLE PUMP UNIT - Google Patents

SWITCHING VALVE FOR A DOUBLE PUMP UNIT

Info

Publication number
ATA90880A
ATA90880A AT90880A AT90880A ATA90880A AT A90880 A ATA90880 A AT A90880A AT 90880 A AT90880 A AT 90880A AT 90880 A AT90880 A AT 90880A AT A90880 A ATA90880 A AT A90880A
Authority
AT
Austria
Prior art keywords
switching valve
pump unit
double pump
double
unit
Prior art date
Application number
AT90880A
Other languages
German (de)
Other versions
AT363322B (en
Inventor
Bernd Mueller
Original Assignee
Klein Schanzlin & Becker 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 Klein Schanzlin & Becker Ag filed Critical Klein Schanzlin & Becker Ag
Publication of ATA90880A publication Critical patent/ATA90880A/en
Application granted granted Critical
Publication of AT363322B publication Critical patent/AT363322B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
    • F04D15/029—Stopping of pumps, or operating valves, on occurrence of unwanted conditions for pumps operating in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/12—Combinations of two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/12—Combinations of two or more pumps
    • F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F04D15/0016—Control, e.g. regulation, of pumps, pumping installations or systems by using valves mixing-reversing- or deviation valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Reciprocating Pumps (AREA)
AT0090880A 1979-03-02 1980-02-19 SWITCHING VALVE FOR A DOUBLE PUMP UNIT AT363322B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2908165A DE2908165C2 (en) 1979-03-02 1979-03-02 Changeover flap for a double pump unit

Publications (2)

Publication Number Publication Date
ATA90880A true ATA90880A (en) 1980-12-15
AT363322B AT363322B (en) 1981-07-27

Family

ID=6064287

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0090880A AT363322B (en) 1979-03-02 1980-02-19 SWITCHING VALVE FOR A DOUBLE PUMP UNIT

Country Status (5)

Country Link
AT (1) AT363322B (en)
DE (1) DE2908165C2 (en)
FR (1) FR2450397A1 (en)
GB (1) GB2044406B (en)
IT (1) IT1150086B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1216319B (en) * 1986-07-14 1990-02-22 Ansaldo Spa AUTOMATIC SERVO-ASSISTED VALVE WITH QUICK OPENING
DE102015016086A1 (en) * 2015-12-10 2017-06-29 Wilo Se double pump

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE647978C (en) * 1935-12-28 1937-07-17 Polte Fa Check valve
DE852323C (en) * 1951-05-26 1952-10-13 Bopp & Reuther Gmbh Non-return flap with oil brake
DE1528649B2 (en) * 1966-07-21 1973-06-14 Loewe Pumpenfabnk GmbH, 3140 Lune bürg SWITCH-OVER FLAP FOR A PUMP UNIT
FR2075830A5 (en) * 1970-01-21 1971-10-08 Radighieri Rino

Also Published As

Publication number Publication date
AT363322B (en) 1981-07-27
GB2044406A (en) 1980-10-15
DE2908165B1 (en) 1979-11-22
FR2450397A1 (en) 1980-09-26
IT1150086B (en) 1986-12-10
IT8020200A0 (en) 1980-02-26
DE2908165C2 (en) 1980-08-07
FR2450397B1 (en) 1983-07-18
GB2044406B (en) 1983-02-09

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
ELJ Ceased due to non-payment of the annual fee