CA938757A - Vacuum cleaner - Google Patents

Vacuum cleaner

Info

Publication number
CA938757A
CA938757A CA107930A CA107930A CA938757A CA 938757 A CA938757 A CA 938757A CA 107930 A CA107930 A CA 107930A CA 107930 A CA107930 A CA 107930A CA 938757 A CA938757 A CA 938757A
Authority
CA
Canada
Prior art keywords
vacuum cleaner
cleaner
vacuum
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
CA107930A
Inventor
L. Furnell Dennis
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.)
Electrolux AB
Original Assignee
Electrolux AB
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 Electrolux AB filed Critical Electrolux AB
Application granted granted Critical
Publication of CA938757A publication Critical patent/CA938757A/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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/289—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps having provision against erosion or for dust-separation
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CA107930A 1970-03-26 1971-03-16 Vacuum cleaner Expired CA938757A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1481670 1970-03-26

Publications (1)

Publication Number Publication Date
CA938757A true CA938757A (en) 1973-12-25

Family

ID=10047991

Family Applications (1)

Application Number Title Priority Date Filing Date
CA107930A Expired CA938757A (en) 1970-03-26 1971-03-16 Vacuum cleaner

Country Status (3)

Country Link
US (1) US3729275A (en)
CA (1) CA938757A (en)
GB (1) GB1311523A (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1878858A (en) * 1930-05-05 1932-09-20 Hoover Co Suction cleaner
US2143201A (en) * 1935-06-06 1939-01-10 P A Geier Co Self-aligning bearing
US2135036A (en) * 1935-11-08 1938-11-01 Electrolux Corp Vacuum cleaner
US2127985A (en) * 1936-10-22 1938-08-23 Tyra A Philpott Dust and dirt collecting and disposal machine for mines
US2251231A (en) * 1939-02-02 1941-07-29 Firestone Tire & Rubber Co Pump construction
US2257867A (en) * 1940-09-27 1941-10-07 Thrush Company Water circulator

Also Published As

Publication number Publication date
GB1311523A (en) 1973-03-28
US3729275A (en) 1973-04-24

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