GB1234587A - - Google Patents

Info

Publication number
GB1234587A
GB1234587A GB1234587DA GB1234587A GB 1234587 A GB1234587 A GB 1234587A GB 1234587D A GB1234587D A GB 1234587DA GB 1234587 A GB1234587 A GB 1234587A
Authority
GB
United Kingdom
Prior art keywords
stage
valve
pressure
passage
outlet
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
English (en)
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 filed Critical
Publication of GB1234587A publication Critical patent/GB1234587A/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
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/06—Multi-stage pumps
    • F04D1/10—Multi-stage pumps with means for changing the flow-path through the stages, e.g. series-parallel, e.g. side loads
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C25/00—Portable extinguishers with power-driven pumps
    • A62C25/005—Accessories

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB1234587D 1968-09-27 1968-09-27 Expired GB1234587A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4608868 1968-09-27

Publications (1)

Publication Number Publication Date
GB1234587A true GB1234587A (enrdf_load_stackoverflow) 1971-06-03

Family

ID=10439808

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1234587D Expired GB1234587A (enrdf_load_stackoverflow) 1968-09-27 1968-09-27

Country Status (2)

Country Link
DE (1) DE1945016A1 (enrdf_load_stackoverflow)
GB (1) GB1234587A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2135022A (en) * 1983-02-14 1984-08-22 Stephen Walker Tebby Improvements in or relating to impeller pumps particularly for fire fighting
GB2338747A (en) * 1998-06-26 1999-12-29 Godiva Limited Two stage pump with low and high pressure output, a thermal relief valve and a filter

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2950941B1 (fr) * 2009-10-05 2011-12-09 Arbatax Pompe electrique double pour l'entretien des piscines

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2135022A (en) * 1983-02-14 1984-08-22 Stephen Walker Tebby Improvements in or relating to impeller pumps particularly for fire fighting
GB2338747A (en) * 1998-06-26 1999-12-29 Godiva Limited Two stage pump with low and high pressure output, a thermal relief valve and a filter
GB2338747B (en) * 1998-06-26 2002-04-10 Godiva Ltd Pumps

Also Published As

Publication number Publication date
DE1945016A1 (de) 1970-04-02

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years