GB395590A - Improvements in or relating to filters for vacuum cleaners - Google Patents

Improvements in or relating to filters for vacuum cleaners

Info

Publication number
GB395590A
GB395590A GB35571/32A GB3557132A GB395590A GB 395590 A GB395590 A GB 395590A GB 35571/32 A GB35571/32 A GB 35571/32A GB 3557132 A GB3557132 A GB 3557132A GB 395590 A GB395590 A GB 395590A
Authority
GB
United Kingdom
Prior art keywords
paper
vacuum cleaners
bag
filters
relating
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
GB35571/32A
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 Household Appliances Ltd
Original Assignee
Electrolux 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 Electrolux Ltd filed Critical Electrolux Ltd
Publication of GB395590A publication Critical patent/GB395590A/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
    • A47L9/14—Bags or the like; Rigid filtering receptacles; Attachment of, or closures for, bags or receptacles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Storage Of Web-Like Or Filamentary Materials (AREA)
  • Purses, Travelling Bags, Baskets, Or Suitcases (AREA)

Abstract

395,590. Vacuum cleaners. ELECTROLUX, Ltd., 153, Regent Street, London.- (Assignees of Inventia Patent- Verwertungs- Ges. ; 10, Herrenacker, Schaffhausen, Switzerland.) Dec. 15, 1932, No. 35571. Convention date, Dec. 24, 1931. [Class 8 (ii).] A seamless paper-bag filter for vacuum cleaners is formed by folding a paper disc 10 round a former having at its edge a rigid circular member 11 between which and a ring 12 the edge of the paper is gripped. Alternatively the paper bag may be made by spraying paper on a core corresponding to the desired shape of the bag.
GB35571/32A 1931-12-24 1932-12-15 Improvements in or relating to filters for vacuum cleaners Expired GB395590A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE395590X 1931-12-24

Publications (1)

Publication Number Publication Date
GB395590A true GB395590A (en) 1933-07-20

Family

ID=6396871

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35571/32A Expired GB395590A (en) 1931-12-24 1932-12-15 Improvements in or relating to filters for vacuum cleaners

Country Status (2)

Country Link
FR (1) FR747643A (en)
GB (1) GB395590A (en)

Also Published As

Publication number Publication date
FR747643A (en) 1933-06-20

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