DE3171910D1 - Vacuum cleaning appliance - Google Patents

Vacuum cleaning appliance

Info

Publication number
DE3171910D1
DE3171910D1 DE8181302726T DE3171910T DE3171910D1 DE 3171910 D1 DE3171910 D1 DE 3171910D1 DE 8181302726 T DE8181302726 T DE 8181302726T DE 3171910 T DE3171910 T DE 3171910T DE 3171910 D1 DE3171910 D1 DE 3171910D1
Authority
DE
Germany
Prior art keywords
vacuum cleaning
cleaning appliance
appliance
vacuum
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
DE8181302726T
Other languages
English (en)
Inventor
James Dyson
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 Ltd
Original Assignee
Rotork Appliances 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27449184&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3171910(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rotork Appliances Ltd filed Critical Rotork Appliances Ltd
Application granted granted Critical
Publication of DE3171910D1 publication Critical patent/DE3171910D1/de
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
    • A47L9/16—Arrangement or disposition of cyclones or other devices with centrifugal action
    • A47L9/1616—Multiple arrangement thereof
    • A47L9/1625—Multiple arrangement thereof for series flow
    • A47L9/1633—Concentric cyclones
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S55/00—Gas separation
    • Y10S55/03—Vacuum cleaner
DE8181302726T 1980-06-19 1981-06-17 Vacuum cleaning appliance Expired DE3171910D1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB8020041 1980-06-19
GB8025960 1980-08-08
GB8030964 1980-09-25
GB8031121 1980-09-26

Publications (1)

Publication Number Publication Date
DE3171910D1 true DE3171910D1 (en) 1985-09-26

Family

ID=27449184

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181302726T Expired DE3171910D1 (en) 1980-06-19 1981-06-17 Vacuum cleaning appliance

Country Status (5)

Country Link
US (2) US4826515A (de)
EP (1) EP0042723B1 (de)
CA (1) CA1182613A (de)
DE (1) DE3171910D1 (de)
DK (1) DK152085C (de)

Families Citing this family (250)

* Cited by examiner, † Cited by third party
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DK272181A (da) 1981-12-20
US4826515A (en) 1989-05-02
EP0042723A3 (en) 1983-06-29
CA1182613A (en) 1985-02-19
DK152085C (da) 1989-01-16
DK152085B (da) 1988-02-01
EP0042723A2 (de) 1981-12-30
EP0042723B1 (de) 1985-08-21
US4853011A (en) 1989-08-01

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