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GB2349105C - A filter assembly - Google Patents

A filter assembly

Info

Publication number
GB2349105C
GB2349105C GB0009660A GB0009660A GB2349105C GB 2349105 C GB2349105 C GB 2349105C GB 0009660 A GB0009660 A GB 0009660A GB 0009660 A GB0009660 A GB 0009660A GB 2349105 C GB2349105 C GB 2349105C
Authority
GB
United Kingdom
Prior art keywords
filter assembly
filter
assembly
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 - Lifetime
Application number
GB0009660A
Other versions
GB2349105A (en
GB2349105B (en
GB0009660D0 (en
Inventor
Mark Peter Storer
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.)
Dyson Technology Ltd
Original Assignee
Dyson Technology 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
Priority claimed from GBGB9909225.6A external-priority patent/GB9909225D0/en
Priority claimed from GBGB9930333.1A external-priority patent/GB9930333D0/en
Application filed by Dyson Technology Ltd filed Critical Dyson Technology Ltd
Publication of GB0009660D0 publication Critical patent/GB0009660D0/en
Publication of GB2349105A publication Critical patent/GB2349105A/en
Publication of GB2349105B publication Critical patent/GB2349105B/en
Application granted granted Critical
Publication of GB2349105C publication Critical patent/GB2349105C/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A47L9/127—Dry filters tube- or sleeve-shaped
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
    • B01D46/0032—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions using electrostatic forces to remove particles, e.g. electret filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2275/10—Multiple layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2279/00—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
    • B01D2279/55—Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for cleaning appliances, e.g. suction cleaners

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
GB0009660A 1999-04-23 2000-04-20 A filter assembly Expired - Lifetime GB2349105C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9909225.6A GB9909225D0 (en) 1999-04-23 1999-04-23 A filter assembly
GBGB9920346.5A GB9920346D0 (en) 1999-04-23 1999-08-31 A filter assemble
GBGB9930333.1A GB9930333D0 (en) 1999-04-23 1999-12-22 A filter assembly

Publications (4)

Publication Number Publication Date
GB0009660D0 GB0009660D0 (en) 2000-06-07
GB2349105A GB2349105A (en) 2000-10-25
GB2349105B GB2349105B (en) 2002-12-24
GB2349105C true GB2349105C (en) 2005-04-04

Family

ID=27269703

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0009660A Expired - Lifetime GB2349105C (en) 1999-04-23 2000-04-20 A filter assembly

Country Status (1)

Country Link
GB (1) GB2349105C (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7882593B2 (en) 2007-01-19 2011-02-08 Ab Electrolux Dirt separator system for a vacuum cleaner
US7958597B2 (en) 2006-03-24 2011-06-14 Ab Electrolux Handheld vacuum cleaner
US8151411B2 (en) 2006-04-10 2012-04-10 Ab Electrolux Vacuum cleaner
US8225456B2 (en) 2003-02-10 2012-07-24 Ab Electrolux Hand held vacuum cleaner
US8402601B2 (en) 2007-01-23 2013-03-26 AB Electronlux Vacuum cleaner nozzle
US8424154B2 (en) 2006-04-10 2013-04-23 Ab Electrolux Vacuum cleaner with filter cleaning means

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10244085A1 (en) * 2002-09-23 2004-04-01 Robert Bosch Gmbh Hand tool with dust extraction
US20080040883A1 (en) 2006-04-10 2008-02-21 Jonas Beskow Air Flow Losses in a Vacuum Cleaners
US8252096B2 (en) 2006-06-08 2012-08-28 Dyson Technology Limited Cleaning and/or filtering apparatus
GB2440515B (en) 2006-08-01 2011-06-15 Dyson Technology Ltd A filter assembly
GB2440514A (en) 2006-08-01 2008-02-06 Dyson Technology Ltd A filter assembly
GB2453995B (en) * 2007-10-25 2012-01-25 Dyson Technology Ltd A filter assembly
EP2413769B1 (en) 2009-03-31 2014-12-31 Dyson Technology Limited Cyclonic separating apparatus
GB2469057B (en) 2009-03-31 2012-10-10 Dyson Technology Ltd Separating apparatus for a cleaning appliance
GB2472098B (en) 2009-07-24 2014-05-28 Dyson Technology Ltd An electrostatic filter
GB2472097B (en) 2009-07-24 2013-04-17 Dyson Technology Ltd Separating apparatus with electrostatic filter
GB2472096B (en) 2009-07-24 2013-04-17 Dyson Technology Ltd Separating apparatus with electrostatic filter
GB2540134B (en) 2015-07-01 2017-10-11 Dyson Technology Ltd A separating apparatus
GB2539933B (en) 2015-07-01 2017-10-11 Dyson Technology Ltd A separating apparatus
AU2016203541B2 (en) * 2015-07-20 2021-08-12 Atlam Holdings Pty Ltd. A vacuum cleaner

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370155A (en) * 1980-11-04 1983-01-25 Armbruster Joseph M Air circulating device
US4319590A (en) * 1980-11-20 1982-03-16 Patarra Sam F Cigarette with removable smoke-modifying cartridges
US4726825A (en) * 1985-02-22 1988-02-23 Gpac, Inc. Disposable HEPA filtration device
US5230722A (en) * 1988-11-29 1993-07-27 Amway Corporation Vacuum filter
FR2690509A1 (en) * 1992-04-22 1993-10-29 Electricite De France Convector heater incorporating air purification and humidity control - has filter in air intake, with humidifying, ionising and ozonising unit placed in heated air-stream.
GB2267840B (en) * 1992-06-19 1995-09-20 Intersurgical Ltd Improvements in heat and moisture exchangers
US5330559A (en) * 1992-08-11 1994-07-19 United Air Specialists, Inc. Method and apparatus for electrostatically cleaning particulates from air
WO1999012635A1 (en) * 1997-02-18 1999-03-18 Korman David J Personal air filtering and delivery systems

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8225456B2 (en) 2003-02-10 2012-07-24 Ab Electrolux Hand held vacuum cleaner
US8607406B2 (en) 2003-02-10 2013-12-17 Ab Electrolux Hand held vacuum cleaner
US7958597B2 (en) 2006-03-24 2011-06-14 Ab Electrolux Handheld vacuum cleaner
US8151411B2 (en) 2006-04-10 2012-04-10 Ab Electrolux Vacuum cleaner
US8424154B2 (en) 2006-04-10 2013-04-23 Ab Electrolux Vacuum cleaner with filter cleaning means
US7882593B2 (en) 2007-01-19 2011-02-08 Ab Electrolux Dirt separator system for a vacuum cleaner
US8402601B2 (en) 2007-01-23 2013-03-26 AB Electronlux Vacuum cleaner nozzle

Also Published As

Publication number Publication date
GB2349105A (en) 2000-10-25
GB2349105B (en) 2002-12-24
GB0009660D0 (en) 2000-06-07

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
773B Case decided by the comptroller ** specification amended (sect. 73(2)/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20200419