FR47729E - Improvements to vacuum cleaning devices - Google Patents

Improvements to vacuum cleaning devices

Info

Publication number
FR47729E
FR47729E FR47729DA FR47729E FR 47729 E FR47729 E FR 47729E FR 47729D A FR47729D A FR 47729DA FR 47729 E FR47729 E FR 47729E
Authority
FR
France
Prior art keywords
cleaning devices
vacuum cleaning
vacuum
devices
cleaning
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 Ltd
Original Assignee
Hoover Ltd
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 Ltd filed Critical Hoover Ltd
Application granted granted Critical
Publication of FR47729E publication Critical patent/FR47729E/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
    • A47L9/0081—Means for exhaust-air diffusion; Means for sound or vibration damping
    • 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
    • A47L9/14—Bags or the like; Rigid filtering receptacles; Attachment of, or closures for, bags or receptacles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR47729D 1936-11-03 1936-11-03 Improvements to vacuum cleaning devices Expired FR47729E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR47729T 1936-11-03

Publications (1)

Publication Number Publication Date
FR47729E true FR47729E (en) 1937-06-22

Family

ID=8683166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR47729D Expired FR47729E (en) 1936-11-03 1936-11-03 Improvements to vacuum cleaning devices

Country Status (1)

Country Link
FR (1) FR47729E (en)

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