FR1375190A - Perfectionnement aux groupes électro-pompes pour chauffage central ou autre - Google Patents

Perfectionnement aux groupes électro-pompes pour chauffage central ou autre

Info

Publication number
FR1375190A
FR1375190A FR43955A FR69043955A FR1375190A FR 1375190 A FR1375190 A FR 1375190A FR 43955 A FR43955 A FR 43955A FR 69043955 A FR69043955 A FR 69043955A FR 1375190 A FR1375190 A FR 1375190A
Authority
FR
France
Prior art keywords
electro
improvement
central heating
pump units
pump
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
FR43955A
Other languages
English (en)
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.)
JULIEN AND MEGE
Original Assignee
JULIEN AND MEGE
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 JULIEN AND MEGE filed Critical JULIEN AND MEGE
Priority to FR43955A priority Critical patent/FR1375190A/fr
Application granted granted Critical
Publication of FR1375190A publication Critical patent/FR1375190A/fr
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
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0027—Varying behaviour or the very pump
    • F04D15/0033—By-passing by increasing clearance between impeller and its casing
    • 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
    • F04D15/0094—Indicators of rotational movement
    • 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
    • F04D29/043—Shafts
    • 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
    • F04D29/0467—Spherical bearings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
FR43955A 1963-08-29 1963-08-29 Perfectionnement aux groupes électro-pompes pour chauffage central ou autre Expired FR1375190A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR43955A FR1375190A (fr) 1963-08-29 1963-08-29 Perfectionnement aux groupes électro-pompes pour chauffage central ou autre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR43955A FR1375190A (fr) 1963-08-29 1963-08-29 Perfectionnement aux groupes électro-pompes pour chauffage central ou autre

Publications (1)

Publication Number Publication Date
FR1375190A true FR1375190A (fr) 1964-10-16

Family

ID=8597022

Family Applications (1)

Application Number Title Priority Date Filing Date
FR43955A Expired FR1375190A (fr) 1963-08-29 1963-08-29 Perfectionnement aux groupes électro-pompes pour chauffage central ou autre

Country Status (1)

Country Link
FR (1) FR1375190A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112032071A (zh) * 2020-09-18 2020-12-04 李家豪 一种适用于污泥环境的污水泵

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112032071A (zh) * 2020-09-18 2020-12-04 李家豪 一种适用于污泥环境的污水泵

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