IT1158420B - DEVICE TO REGULATE THE PASSAGE AND DELIVERY OF A HYDRAULIC FLOW, ITS ASSEMBLY PROCEDURE IN A TWIN TYPE CIRCULATION PUMP - Google Patents

DEVICE TO REGULATE THE PASSAGE AND DELIVERY OF A HYDRAULIC FLOW, ITS ASSEMBLY PROCEDURE IN A TWIN TYPE CIRCULATION PUMP

Info

Publication number: IT1158420B
Authority: IT; Italy
Prior art keywords: regulate; delivery; passage; circulation pump; hydraulic flow
Prior art date: 1977-01-04

Application number

IT19005/78A

Other languages

Italian (it)

Other versions

IT7819005A0 (en

Original Assignee

Materiel Telephonique

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.)

1977-01-04

Filing date

1978-01-03

Publication date

1987-02-18

1978-01-03 Application filed by Materiel Telephonique filed Critical Materiel Telephonique

1978-01-03 Publication of IT7819005A0 publication Critical patent/IT7819005A0/en

1987-02-18 Application granted granted Critical

1987-02-18 Publication of IT1158420B publication Critical patent/IT1158420B/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)

IT19005/78A 1977-01-04 1978-01-03 DEVICE TO REGULATE THE PASSAGE AND DELIVERY OF A HYDRAULIC FLOW, ITS ASSEMBLY PROCEDURE IN A TWIN TYPE CIRCULATION PUMP IT1158420B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
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 (2)

Publication Number	Publication Date
IT7819005A0 IT7819005A0 (en)	1978-01-03
IT1158420B true IT1158420B (en)	1987-02-18

Family

ID=9185102

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT19005/78A IT1158420B (en)	1977-01-04	1978-01-03	DEVICE TO REGULATE THE PASSAGE AND DELIVERY OF A HYDRAULIC FLOW, ITS ASSEMBLY PROCEDURE IN A TWIN TYPE CIRCULATION PUMP

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

1977
- 1977-01-04 FR FR7700058A patent/FR2376309A1/en active Granted
- 1977-11-22 CH CH1425677A patent/CH622895A5/en not_active IP Right Cessation
- 1977-12-30 CA CA294,198A patent/CA1072398A/en not_active Expired
1978
- 1978-01-02 SE SE7800034A patent/SE438531B/en not_active IP Right Cessation
- 1978-01-03 DK DK1878A patent/DK146663C/en not_active IP Right Cessation
- 1978-01-03 IT IT19005/78A patent/IT1158420B/en active
- 1978-01-03 GB GB106/78A patent/GB1563172A/en not_active Expired
- 1978-01-03 ES ES465680A patent/ES465680A1/en not_active Expired
- 1978-01-04 DE DE19782800325 patent/DE2800325A1/en active Granted
- 1978-01-04 BE BE184099A patent/BE862633A/en unknown

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
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
DK146663C (en)	1984-05-07
DE2800325C2 (en)	1987-10-22

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