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FR863570A - Improvements to dust extractors - Google Patents

Improvements to dust extractors

Info

Publication number
FR863570A
FR863570A FR863570DA FR863570A FR 863570 A FR863570 A FR 863570A FR 863570D A FR863570D A FR 863570DA FR 863570 A FR863570 A FR 863570A
Authority
FR
France
Prior art keywords
dust extractors
extractors
dust
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
French (fr)
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.)
HOOVER ETS
Original Assignee
HOOVER ETS
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 HOOVER ETS filed Critical HOOVER ETS
Application granted granted Critical
Publication of FR863570A publication Critical patent/FR863570A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A47L5/28—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • A47L5/34—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with height adjustment of nozzles or dust-loosening tools
    • 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
    • A47L5/24—Hand-supported suction cleaners
    • A47L5/26—Hand-supported suction cleaners with driven dust-loosening tools
    • 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
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/32—Handles
    • A47L9/325—Handles for wheeled suction cleaners with steering handle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
FR863570D 1939-03-06 1940-02-27 Improvements to dust extractors Expired FR863570A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US260000A US2243812A (en) 1939-03-06 1939-03-06 Suction cleaner

Publications (1)

Publication Number Publication Date
FR863570A true FR863570A (en) 1941-04-04

Family

ID=22987400

Family Applications (1)

Application Number Title Priority Date Filing Date
FR863570D Expired FR863570A (en) 1939-03-06 1940-02-27 Improvements to dust extractors

Country Status (3)

Country Link
US (1) US2243812A (en)
FR (1) FR863570A (en)
GB (2) GB538612A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2542120A (en) * 1944-02-10 1951-02-20 Eureka Williams Corp Handle lock for suction cleaners
US2422216A (en) * 1944-09-25 1947-06-17 Eureka Williams Corp Handle lock for suction cleaners
US2657418A (en) * 1946-11-09 1953-11-03 Birtman Electric Co Vacuum cleaner brush mounting
US2427622A (en) * 1947-03-14 1947-09-16 Eureka Williams Corp Handle lock
US2576727A (en) * 1948-07-08 1951-11-27 Hoover Co Handle control for suction cleaners
US2684271A (en) * 1949-07-07 1954-07-20 Hoover Co Handle connection for suction cleaners
US2704692A (en) * 1951-03-31 1955-03-22 Birtman Electric Co Vacuum cleaner handle mounting
BE513876A (en) * 1951-09-01
US2960713A (en) * 1957-09-23 1960-11-22 Brown & Bigelow Automobile vacuum cleaner
US4891861A (en) * 1984-11-09 1990-01-09 Royal Appliance Mfg. Co. Hand vacuum cleaner
US4633543A (en) * 1984-11-09 1987-01-06 Royal Appliance Mfg. Co. Hand vacuum cleaner
DE3590577C2 (en) * 1984-11-09 1996-04-18 Royal Appliance Mfg Hand vacuum cleaner with nozzle guard
US5134751A (en) * 1991-01-04 1992-08-04 Black & Decker Inc. Hand-held vacuum cleaner
US5388302A (en) * 1993-01-08 1995-02-14 Black & Decker Inc. Vacuum cleaner housing and airflow chamber

Also Published As

Publication number Publication date
US2243812A (en) 1941-05-27
GB538613A (en) 1941-08-11
GB538612A (en) 1941-08-11

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