GB2349105B - A filter assembly - Google Patents

A filter assembly

Info

Publication number: GB2349105B
Authority: GB; United Kingdom
Prior art keywords: filter assembly; filter; assembly
Prior art date: 1999-04-23
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

GB0009660D0 (en

GB2349105A (en

GB2349105C (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

Dyson Ltd

Original Assignee

Dyson Ltd

Notetry 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.)

1999-04-23

Filing date

2000-04-20

Publication date

2002-12-24

1999-04-23 Priority claimed from GBGB9909225.6A external-priority patent/GB9909225D0/en

1999-12-22 Priority claimed from GBGB9930333.1A external-priority patent/GB9930333D0/en

2000-04-20 Application filed by Dyson Ltd, Notetry Ltd filed Critical Dyson Ltd

2000-06-07 Publication of GB0009660D0 publication Critical patent/GB0009660D0/en

2000-10-25 Publication of GB2349105A publication Critical patent/GB2349105A/en

2002-12-24 Publication of GB2349105B publication Critical patent/GB2349105B/en

2005-04-04 Application granted granted Critical

2005-04-04 Publication of GB2349105C publication Critical patent/GB2349105C/en

2020-04-20 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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 true GB2349105B (en)	2002-12-24
GB2349105C 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)

Families Citing this family (20)

* 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
SE0300355D0 (en)	2003-02-10	2003-02-10	Electrolux Ab	Hand held vacuum cleaner
SE0600668L (en)	2006-03-24	2007-10-23	Electrolux Abp	Handheld vacuum cleaner
WO2007117197A1 (en)	2006-04-10	2007-10-18	Aktiebolaget Electrolux	A vacuum cleaner
US20080040883A1 (en)	2006-04-10	2008-02-21	Jonas Beskow	Air Flow Losses in a Vacuum Cleaners
SE531125C2 (en)	2007-01-19	2008-12-23	Electrolux Ab	Improvements in air flow losses in a vacuum cleaner
WO2007117196A1 (en)	2006-04-10	2007-10-18	Aktiebolaget Electrolux	Vacuum cleaner with filter cleaning means
EP2035150A1 (en)	2006-06-08	2009-03-18	Dyson Technology Limited	Cleaning and /or filtering apparatus
GB2440514A (en)	2006-08-01	2008-02-06	Dyson Technology Ltd	A filter assembly
GB2440515B (en) *	2006-08-01	2011-06-15	Dyson Technology Ltd	A filter assembly
CN101588743B (en)	2007-01-23	2013-04-10	伊莱克斯公司	Vacuum cleaner nozzle
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
GB2539933B (en)	2015-07-01	2017-10-11	Dyson Technology Ltd	A separating apparatus
GB2540134B (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

Citations (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4319590A (en) *	1980-11-20	1982-03-16	Patarra Sam F	Cigarette with removable smoke-modifying cartridges
US4370155A (en) *	1980-11-04	1983-01-25	Armbruster Joseph M	Air circulating device
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.
GB2267840A (en) *	1992-06-19	1993-12-22	Intersurgical Ltd	Heat and moisture exchanger/filter
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

2000
- 2000-04-20 GB GB0009660A patent/GB2349105C/en not_active Expired - Lifetime

Patent Citations (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.
GB2267840A (en) *	1992-06-19	1993-12-22	Intersurgical Ltd	Heat and moisture exchanger/filter
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

Also Published As

Publication number	Publication date
GB0009660D0 (en)	2000-06-07
GB2349105A (en)	2000-10-25
GB2349105C (en)	2005-04-04

Publication	Publication Date	Title
IL159332A0 (en)	2004-06-01	A knowledge-engineering protocol-suite
GB2349105B (en)	2002-12-24	A filter assembly
AU142007S (en)	2000-10-18	A cafetiere
TW369947U (en)	1999-09-11	A filter set
AU1715201A (en)	2001-06-12	A filter
GB2348154B (en)	2001-12-05	A filter unit
PL351590A1 (en)	2003-05-05	Filter assembly
GB9811714D0 (en)	1998-07-29	A filter
AUPQ867600A0 (en)	2000-08-03	A filter assembly
GB9906647D0 (en)	1999-05-19	A lifiting assembly
GB9909225D0 (en)	1999-06-16	A filter assembly
GB9930333D0 (en)	2000-02-09	A filter assembly
AU142014S (en)	2000-10-18	A filter
GB9916544D0 (en)	1999-09-15	A filter
GB9920669D0 (en)	1999-11-03	A filter
ZA200003656B (en)	2001-02-07	A filter assembly.
AU145558S (en)	2001-10-10	A filter assembly
GB0008575D0 (en)	2000-05-31	A filter assembly
GB9819133D0 (en)	1998-10-28	A filter
AU141556S (en)	2000-08-17	A wormery assembly
GB9917150D0 (en)	1999-09-22	A noise filtering technique
ZA989106B (en)	1999-04-13	A filter assembly
GB9722968D0 (en)	1998-01-07	A filter
GB9715154D0 (en)	1997-09-24	A filter
AU140707S (en)	2000-05-23	A section

Legal Events

Date	Code	Title	Description
2001-04-18	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
2004-11-10	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
2005-04-13	773B	Case decided by the comptroller ** specification amended (sect. 73(2)/1977)
2020-05-13	PE20	Patent expired after termination of 20 years	Expiry date: 20200419