DK146663C - CIRCULATORY PUMP, ISAIR FOR CENTRAL HEATING SYSTEMS, WITH TWO PUMP UNITS AND A REGULATABLE OVERVENT VALVE - Google Patents

CIRCULATORY PUMP, ISAIR FOR CENTRAL HEATING SYSTEMS, WITH TWO PUMP UNITS AND A REGULATABLE OVERVENT VALVE

Info

Publication number
DK146663C
DK146663C DK1878A DK1878A DK146663C DK 146663 C DK146663 C DK 146663C DK 1878 A DK1878 A DK 1878A DK 1878 A DK1878 A DK 1878A DK 146663 C DK146663 C DK 146663C
Authority
DK
Denmark
Prior art keywords
pump
overvent
isair
regulatable
valve
Prior art date
Application number
DK1878A
Other languages
Danish (da)
Other versions
DK146663B (en
DK1878A (en
Inventor
Jacques Robert Granet
Original Assignee
Thomson Csf Mat Tel
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 Thomson Csf Mat Tel filed Critical Thomson Csf Mat Tel
Publication of DK1878A publication Critical patent/DK1878A/en
Publication of DK146663B publication Critical patent/DK146663B/en
Application granted granted Critical
Publication of DK146663C publication Critical patent/DK146663C/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
    • 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)
  • Control Of Non-Positive-Displacement Pumps (AREA)
DK1878A 1977-01-04 1978-01-03 CIRCULATORY PUMP, ISAIR FOR CENTRAL HEATING SYSTEMS, WITH TWO PUMP UNITS AND A REGULATABLE OVERVENT VALVE DK146663C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7700058 1977-01-04
FR7700058A FR2376309A1 (en) 1977-01-04 1977-01-04 DEVICE FOR ADJUSTING THE PASSAGE AND THE FLOW OF A HYDRAULIC FLOW, ITS MOUNTING PROCESS IN A TWIN TYPE CIRCULATION PUMP

Publications (3)

Publication Number Publication Date
DK1878A DK1878A (en) 1978-07-05
DK146663B DK146663B (en) 1983-11-28
DK146663C true DK146663C (en) 1984-05-07

Family

ID=9185102

Family Applications (1)

Application Number Title Priority Date Filing Date
DK1878A DK146663C (en) 1977-01-04 1978-01-03 CIRCULATORY PUMP, ISAIR FOR CENTRAL HEATING SYSTEMS, WITH TWO PUMP UNITS AND A REGULATABLE OVERVENT VALVE

Country Status (10)

Country Link
BE (1) BE862633A (en)
CA (1) CA1072398A (en)
CH (1) CH622895A5 (en)
DE (1) DE2800325A1 (en)
DK (1) DK146663C (en)
ES (1) ES465680A1 (en)
FR (1) FR2376309A1 (en)
GB (1) GB1563172A (en)
IT (1) IT1158420B (en)
SE (1) SE438531B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3142638C2 (en) * 1981-10-28 1983-12-15 Klein, Schanzlin & Becker Ag, 6710 Frankenthal Switching device for a pump unit
GB2235016A (en) * 1989-08-04 1991-02-20 Nuaire Ltd Twin centrifugal fan units
DE4403697A1 (en) * 1994-02-07 1995-08-10 Wilo Gmbh Double pump
DE10012153B4 (en) * 2000-03-13 2008-10-23 Basf Se Method and apparatus for purging a delivery unit for reaction mixtures
CA3041141C (en) 2017-01-27 2021-06-08 S.A. Armstrong Limited Dual body variable duty performance optimizing pump unit
JP2022187178A (en) * 2021-06-07 2022-12-19 株式会社荏原製作所 Discharge merging part, pump casing and pump device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2075830A5 (en) * 1970-01-21 1971-10-08 Radighieri Rino
FR2105733A5 (en) * 1970-09-18 1972-04-28 Materiel Telephonique

Also Published As

Publication number Publication date
DE2800325A1 (en) 1978-07-13
IT7819005A0 (en) 1978-01-03
BE862633A (en) 1978-05-02
CA1072398A (en) 1980-02-26
FR2376309B1 (en) 1981-07-24
DK146663B (en) 1983-11-28
IT1158420B (en) 1987-02-18
DK1878A (en) 1978-07-05
GB1563172A (en) 1980-03-19
FR2376309A1 (en) 1978-07-28
SE438531B (en) 1985-04-22
SE7800034L (en) 1978-07-05
CH622895A5 (en) 1981-04-30
ES465680A1 (en) 1978-10-01
DE2800325C2 (en) 1987-10-22

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Legal Events

Date Code Title Description
PBP Patent lapsed