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GB766086A - Improvements in or relating to vacuum cleaners - Google Patents

Improvements in or relating to vacuum cleaners

Info

Publication number
GB766086A
GB766086A GB5728/55A GB572855A GB766086A GB 766086 A GB766086 A GB 766086A GB 5728/55 A GB5728/55 A GB 5728/55A GB 572855 A GB572855 A GB 572855A GB 766086 A GB766086 A GB 766086A
Authority
GB
United Kingdom
Prior art keywords
porous material
area
relating
edges
vacuum cleaners
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
GB5728/55A
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.)
Lewyt Corp
Original Assignee
Lewyt Corp
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
Priority claimed from US424887A external-priority patent/US2792076A/en
Application filed by Lewyt Corp filed Critical Lewyt Corp
Publication of GB766086A publication Critical patent/GB766086A/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)
  • Filters For Electric Vacuum Cleaners (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

766,086. Suction cleaners; filter bags. LEWYT CORPORATION. Feb. 25, 1955 [April 22, 1954], No. 5728/55. Drawings to Specification. Classes 8(1) and 8(2) A vacuum cleaner is provided with a filter bag having an air impervious area so located that substantially all the air entering the bag through its inlet opening impinges first on the impervious area. The air impervious area may be material secured by its edges to the edges of the porous material, material overlaying the porous material or a coated or impregnated area of the porous material. Specification 760.275 is referred to.
GB5728/55A 1954-04-22 1955-02-25 Improvements in or relating to vacuum cleaners Expired GB766086A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US424887A US2792076A (en) 1954-04-22 1954-04-22 Filter bag
US644772A US2848063A (en) 1954-04-22 1957-03-08 Filter bag
US644771A US2848062A (en) 1954-04-22 1957-03-08 Filter bag

Publications (1)

Publication Number Publication Date
GB766086A true GB766086A (en) 1957-01-16

Family

ID=27411444

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5728/55A Expired GB766086A (en) 1954-04-22 1955-02-25 Improvements in or relating to vacuum cleaners

Country Status (2)

Country Link
US (2) US2848063A (en)
GB (1) GB766086A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961921A (en) * 1974-10-15 1976-06-08 Vernco Corporation Vacuum cleaner with an impermeable collector bag
US5052127A (en) * 1990-09-21 1991-10-01 Charles Blake Dryer bag
EP1721555A1 (en) * 2005-05-12 2006-11-15 MELITTA HAUSHALTSPRODUKTE GmbH & Co. Kommanditgesellschaft Filter bag

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3200571A (en) * 1961-08-30 1965-08-17 Shannah Gale Stone Disposable filter bag
US3276192A (en) * 1963-06-11 1966-10-04 Studley Paper Company Inc Disposable filter bag
US3237846A (en) * 1964-03-06 1966-03-01 Electrolux Corp End closure for disposable dust bag
GB1046200A (en) * 1964-09-08 1966-10-19 Electrolux Ltd Improvements relating to vacuum cleaners
US3477209A (en) * 1965-11-29 1969-11-11 Studley Paper Co Filter bag
US3498031A (en) * 1966-09-27 1970-03-03 Studley Paper Co Filter bag having a felt-like insert
US3452520A (en) * 1967-05-25 1969-07-01 Studley Paper Co Vacuum cleaner filter bags
US3643802A (en) * 1969-10-17 1972-02-22 Lee W Pohl Bilge scavenger
US3973936A (en) * 1975-01-28 1976-08-10 Sol Howard Horseshoe-shaped vacuum cleaner filter bag
US4240813A (en) * 1979-06-20 1980-12-23 Studley Paper Company, Inc. Reinforced vacuum cleaner filter bag
JPS56128119A (en) * 1980-03-11 1981-10-07 Hitachi Ltd Electric cleaner
US4469498A (en) * 1982-09-29 1984-09-04 Whirlpool Corporation Dirt interceptor filter bag mount for vacuum cleaner
JPS59145350U (en) * 1983-03-18 1984-09-28 ブラザー工業株式会社 vacuum cleaner filter device
US4488331A (en) * 1983-10-20 1984-12-18 Ward Edward L Pest vacuum device
EP0179950A1 (en) * 1984-11-01 1986-05-07 Raymond Leslie Woodley Improvements relating to sealing arrangements
US4824450A (en) * 1987-11-19 1989-04-25 Howard Arthur G Air filter apparatus
DE4214990A1 (en) * 1992-05-06 1993-11-11 Minnesota Mining & Mfg Vacuum cleaner bags and process for their manufacture
US6251154B1 (en) 1992-05-06 2001-06-26 3M Innovative Properties Company Dust bag and method of production
AUPO830997A0 (en) * 1997-07-31 1997-08-21 Pezzaniti, Mario Vacuum cleaner
EP1415699B8 (en) * 2002-12-06 2004-07-28 Eurofilters N.V. Filter medium for a vacuum cleaner bag
DE202005021300U1 (en) * 2005-11-22 2007-08-23 Eurofilters Holding N.V. Vacuum cleaner filter bag
DE202006020047U1 (en) † 2005-11-22 2007-09-20 Eurofilters Holding N.V. A method for manufacturing a vacuum cleaner dust collection bag has a deflector at the inlet opening to divide the air flow into two streams and a porous material sheet partially attached to the opposite wall
EP1787563A1 (en) * 2005-11-22 2007-05-23 Eurofilters Holding N.V Vacuum cleaner filtering bag and its use
US8382871B2 (en) * 2005-11-22 2013-02-26 Eurofilters Holding N.V. Vacuum cleaner filter bag and use of said bag
DE202006016303U1 (en) * 2006-10-23 2006-12-21 Wolf Gmbh & Co. Kg Filter bag for vacuum cleaner, has sac formed from air permeable filter material, and inlet opening formed at sac for air to be filtered, where inner cavity of sac is divided into two chambers
DE202006016304U1 (en) * 2006-10-23 2006-12-21 Wolf Gmbh & Co. Kg Filter bag e.g. flat bag, for vaccum cleaner, has strip and flexible section that are provided adjacent to inlet opening, where entered air flow is deflected by strip and flexible section, where strip is made of plastic foil
ES2607032T3 (en) 2009-06-24 2017-03-28 Eurofilters N.V. Solid bottom filter bag for dust vacuum

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732911A (en) * 1956-01-31 Disposable dust bags for vacuum cleaners
US1924249A (en) * 1932-09-12 1933-08-29 Marshall Margaret Dust bag
US2243353A (en) * 1938-09-09 1941-05-27 P A Geier Co Dust bag for suction cleaners
NL70292C (en) * 1946-01-18
US2639001A (en) * 1950-07-29 1953-05-19 Lewyt Corp Vacuum cleaner

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961921A (en) * 1974-10-15 1976-06-08 Vernco Corporation Vacuum cleaner with an impermeable collector bag
US5052127A (en) * 1990-09-21 1991-10-01 Charles Blake Dryer bag
EP1721555A1 (en) * 2005-05-12 2006-11-15 MELITTA HAUSHALTSPRODUKTE GmbH & Co. Kommanditgesellschaft Filter bag

Also Published As

Publication number Publication date
US2848062A (en) 1958-08-19
US2848063A (en) 1958-08-19

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