FR1157493A - Improvements to electro-pump units for central heating and the like - Google Patents

Improvements to electro-pump units for central heating and the like

Info

Publication number
FR1157493A
FR1157493A FR1157493DA FR1157493A FR 1157493 A FR1157493 A FR 1157493A FR 1157493D A FR1157493D A FR 1157493DA FR 1157493 A FR1157493 A FR 1157493A
Authority
FR
France
Prior art keywords
electro
central heating
pump units
pump
units
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Charles Metral
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EMERJY
Original Assignee
EMERJY
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 EMERJY filed Critical EMERJY
Application granted granted Critical
Publication of FR1157493A publication Critical patent/FR1157493A/en
Expired legal-status Critical Current

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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/047—Bearings hydrostatic; hydrodynamic
    • 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
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/0606—Canned motor pumps
    • F04D13/0633—Details of the bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/041—Axial thrust balancing
    • F04D29/0413—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
FR1157493D 1956-08-28 1956-08-28 Improvements to electro-pump units for central heating and the like Expired FR1157493A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1157493T 1956-08-28

Publications (1)

Publication Number Publication Date
FR1157493A true FR1157493A (en) 1958-05-29

Family

ID=9650646

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1157493D Expired FR1157493A (en) 1956-08-28 1956-08-28 Improvements to electro-pump units for central heating and the like

Country Status (1)

Country Link
FR (1) FR1157493A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0648934A1 (en) * 1993-10-13 1995-04-19 Ebara Corporation Full-circumferential flow pump
US5494403A (en) * 1992-04-14 1996-02-27 Ebara Corporation Full-circumferential flow pump
EP1286055A1 (en) * 2001-08-18 2003-02-26 Pierburg GmbH Wet rotor pump
EP3434907A1 (en) * 2017-07-25 2019-01-30 Nidec Sankyo Corporation Motor and pump device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5494403A (en) * 1992-04-14 1996-02-27 Ebara Corporation Full-circumferential flow pump
EP0648934A1 (en) * 1993-10-13 1995-04-19 Ebara Corporation Full-circumferential flow pump
EP1286055A1 (en) * 2001-08-18 2003-02-26 Pierburg GmbH Wet rotor pump
EP3434907A1 (en) * 2017-07-25 2019-01-30 Nidec Sankyo Corporation Motor and pump device
US11070105B2 (en) 2017-07-25 2021-07-20 Nidec Sankyo Corporation Motor and pump device

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