FR1138975A - Improvements to units made up of a rotary pump, more particularly a centrifugal pump, coupled to an electric drive motor - Google Patents

Improvements to units made up of a rotary pump, more particularly a centrifugal pump, coupled to an electric drive motor

Info

Publication number
FR1138975A
FR1138975A FR1138975DA FR1138975A FR 1138975 A FR1138975 A FR 1138975A FR 1138975D A FR1138975D A FR 1138975DA FR 1138975 A FR1138975 A FR 1138975A
Authority
FR
France
Prior art keywords
coupled
drive motor
electric drive
pump
units made
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)
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.)
Hersan & Cie
Original Assignee
Hersan & Cie
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 Hersan & Cie filed Critical Hersan & Cie
Application granted granted Critical
Publication of FR1138975A publication Critical patent/FR1138975A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • 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
    • F04D13/062—Canned motor pumps pressure compensation between motor- and pump- compartment
    • 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
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/12—Shaft sealings using sealing-rings
    • F04D29/126—Shaft sealings using sealing-rings especially adapted for liquid pumps
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2205/00—Specific aspects not provided for in the other groups of this subclass relating to casings, enclosures, supports
    • H02K2205/09—Machines characterised by drain passages or by venting, breathing or pressure compensating means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR1138975D 1955-12-15 1955-12-15 Improvements to units made up of a rotary pump, more particularly a centrifugal pump, coupled to an electric drive motor Expired FR1138975A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1138975T 1955-12-15

Publications (1)

Publication Number Publication Date
FR1138975A true FR1138975A (en) 1957-06-24

Family

ID=9641453

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1138975D Expired FR1138975A (en) 1955-12-15 1955-12-15 Improvements to units made up of a rotary pump, more particularly a centrifugal pump, coupled to an electric drive motor

Country Status (1)

Country Link
FR (1) FR1138975A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4906166A (en) * 1987-11-04 1990-03-06 Sundstrand Corporation Liquid coolant circulating system employing intergrated pump/accumulator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4906166A (en) * 1987-11-04 1990-03-06 Sundstrand Corporation Liquid coolant circulating system employing intergrated pump/accumulator

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