GB2377252B - Pump structure - Google Patents

Pump structure

Info

Publication number
GB2377252B
GB2377252B GB0116271A GB0116271A GB2377252B GB 2377252 B GB2377252 B GB 2377252B GB 0116271 A GB0116271 A GB 0116271A GB 0116271 A GB0116271 A GB 0116271A GB 2377252 B GB2377252 B GB 2377252B
Authority
GB
United Kingdom
Prior art keywords
pump structure
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 - Fee Related
Application number
GB0116271A
Other versions
GB2377252A (en
GB0116271D0 (en
Inventor
Chi Wei Shi
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.)
Assoma Inc
Original Assignee
Assoma Inc
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
Priority to DE20013350U priority Critical patent/DE20013350U1/en
Application filed by Assoma Inc filed Critical Assoma Inc
Priority to GB0116271A priority patent/GB2377252B/en
Publication of GB0116271D0 publication Critical patent/GB0116271D0/en
Publication of GB2377252A publication Critical patent/GB2377252A/en
Application granted granted Critical
Publication of GB2377252B publication Critical patent/GB2377252B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04D13/021—Units comprising pumps and their driving means containing a coupling
    • F04D13/024—Units comprising pumps and their driving means containing a coupling a magnetic coupling
    • F04D13/026—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
    • 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
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB0116271A 2000-08-03 2001-07-03 Pump structure Expired - Fee Related GB2377252B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE20013350U DE20013350U1 (en) 2000-08-03 2000-08-03 pump
GB0116271A GB2377252B (en) 2000-08-03 2001-07-03 Pump structure

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE20013350U DE20013350U1 (en) 2000-08-03 2000-08-03 pump
GB0116271A GB2377252B (en) 2000-08-03 2001-07-03 Pump structure

Publications (3)

Publication Number Publication Date
GB0116271D0 GB0116271D0 (en) 2001-08-29
GB2377252A GB2377252A (en) 2003-01-08
GB2377252B true GB2377252B (en) 2003-10-08

Family

ID=26056433

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0116271A Expired - Fee Related GB2377252B (en) 2000-08-03 2001-07-03 Pump structure

Country Status (2)

Country Link
DE (1) DE20013350U1 (en)
GB (1) GB2377252B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108331782A (en) * 2018-01-29 2018-07-27 陈恒平 A kind of centrifugal pump closed type impeller

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4242039A (en) * 1977-11-22 1980-12-30 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Pump impeller seals with spiral grooves
GB2239902A (en) * 1988-08-08 1991-07-17 Barrett Haentjens & Co Pump comprising wear resistant components
EP0631366A2 (en) * 1993-06-24 1994-12-28 IWAKI Co., Ltd. Magnet pump with rear thrust bearing member
US6135728A (en) * 1998-10-29 2000-10-24 Innovative Mag-Drive, L.L.C. Centrifugal pump having an axial thrust balancing system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4242039A (en) * 1977-11-22 1980-12-30 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Pump impeller seals with spiral grooves
GB2239902A (en) * 1988-08-08 1991-07-17 Barrett Haentjens & Co Pump comprising wear resistant components
EP0631366A2 (en) * 1993-06-24 1994-12-28 IWAKI Co., Ltd. Magnet pump with rear thrust bearing member
US6135728A (en) * 1998-10-29 2000-10-24 Innovative Mag-Drive, L.L.C. Centrifugal pump having an axial thrust balancing system

Also Published As

Publication number Publication date
GB2377252A (en) 2003-01-08
GB0116271D0 (en) 2001-08-29
DE20013350U1 (en) 2000-12-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060703