FR685900A - Improvements to devices for vacuum cleaning - Google Patents

Improvements to devices for vacuum cleaning

Info

Publication number
FR685900A
FR685900A FR685900DA FR685900A FR 685900 A FR685900 A FR 685900A FR 685900D A FR685900D A FR 685900DA FR 685900 A FR685900 A FR 685900A
Authority
FR
France
Prior art keywords
devices
vacuum cleaning
cleaning
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
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.)
Inventia Patent Verwertungs Gesellschaft
Original Assignee
Inventia Patent Verwertungs Gesellschaft
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 Inventia Patent Verwertungs Gesellschaft filed Critical Inventia Patent Verwertungs Gesellschaft
Application granted granted Critical
Publication of FR685900A publication Critical patent/FR685900A/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
    • 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
    • A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
    • A47L9/12—Dry filters
    • A47L9/122—Dry filters flat
    • 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
    • A47L5/36—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back
    • A47L5/362—Suction cleaners with hose between nozzle and casing; Suction cleaners for fixing on staircases; Suction cleaners for carrying on the back of the horizontal type, e.g. canister or sledge type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S15/00—Brushing, scrubbing, and general cleaning
    • Y10S15/08—Dust bags and separators

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Electric Suction Cleaners (AREA)
FR685900D 1928-12-03 1929-12-02 Improvements to devices for vacuum cleaning Expired FR685900A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE344359X 1928-12-03

Publications (1)

Publication Number Publication Date
FR685900A true FR685900A (en) 1930-07-18

Family

ID=6251505

Family Applications (1)

Application Number Title Priority Date Filing Date
FR685900D Expired FR685900A (en) 1928-12-03 1929-12-02 Improvements to devices for vacuum cleaning

Country Status (3)

Country Link
US (1) US1897060A (en)
FR (1) FR685900A (en)
GB (1) GB344359A (en)

Also Published As

Publication number Publication date
GB344359A (en) 1931-03-03
US1897060A (en) 1933-02-14

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