FR2263401A1 - High speed impeller pump for water well - has safety valve system with chambers above and behind bladed rotor - Google Patents

High speed impeller pump for water well - has safety valve system with chambers above and behind bladed rotor

Info

Publication number
FR2263401A1
FR2263401A1 FR7407903A FR7407903A FR2263401A1 FR 2263401 A1 FR2263401 A1 FR 2263401A1 FR 7407903 A FR7407903 A FR 7407903A FR 7407903 A FR7407903 A FR 7407903A FR 2263401 A1 FR2263401 A1 FR 2263401A1
Authority
FR
France
Prior art keywords
rotor
safety valve
behind
high speed
bladed rotor
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.)
Granted
Application number
FR7407903A
Other languages
English (en)
French (fr)
Other versions
FR2263401B3 (enrdf_load_stackoverflow
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.)
BALANCA JACQUES FR
Original Assignee
BALANCA JACQUES FR
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 BALANCA JACQUES FR filed Critical BALANCA JACQUES FR
Priority to FR7407903A priority Critical patent/FR2263401A1/fr
Publication of FR2263401A1 publication Critical patent/FR2263401A1/fr
Application granted granted Critical
Publication of FR2263401B3 publication Critical patent/FR2263401B3/fr
Granted 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
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal 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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2238—Special flow patterns
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid 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
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D9/00—Priming; Preventing vapour lock

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7407903A 1974-03-08 1974-03-08 High speed impeller pump for water well - has safety valve system with chambers above and behind bladed rotor Granted FR2263401A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7407903A FR2263401A1 (en) 1974-03-08 1974-03-08 High speed impeller pump for water well - has safety valve system with chambers above and behind bladed rotor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7407903A FR2263401A1 (en) 1974-03-08 1974-03-08 High speed impeller pump for water well - has safety valve system with chambers above and behind bladed rotor

Publications (2)

Publication Number Publication Date
FR2263401A1 true FR2263401A1 (en) 1975-10-03
FR2263401B3 FR2263401B3 (enrdf_load_stackoverflow) 1976-12-17

Family

ID=9136020

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7407903A Granted FR2263401A1 (en) 1974-03-08 1974-03-08 High speed impeller pump for water well - has safety valve system with chambers above and behind bladed rotor

Country Status (1)

Country Link
FR (1) FR2263401A1 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR2263401B3 (enrdf_load_stackoverflow) 1976-12-17

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Legal Events

Date Code Title Description
ST Notification of lapse