EP 0551877 A1 19930721 - A vacuum cleaner and relative filter system.
Title (en)
A vacuum cleaner and relative filter system.
Title (de)
Staubsauger und Filteranlage.
Title (fr)
Aspirateur et ensemble de filtration.
Publication
Application
Priority
IT TV920005 A 19920117
Abstract (en)
Improvement to an apparatus specifically a vacuum cleaner (1) and relative filter, of the type comprising a body which supports a unit used for suctioning the external air through a nosepiece, thus conveying it to the interior of a container (3) in order to be filtered, such that in the interior of the said container is provided: a primary filter (8), being composed of an air distribution device (8''-9) at least partially submerged in a quantity of water (5) contained in the underlying reservoir (3), said device being directly connected to the suction manifold (6'') of air drawn from the exterior; a secondary filter (4), being placed above and in proximity to the said distribution device of the suctioned air, the said filter being obtained from processed vegetable or animal fibres; of water (5) previously introduced into the underlying reservoir and which may be topped up, the level of water submerging at least partially the said distribution device. <IMAGE>
IPC 1-7
IPC 8 full level
A47L 9/18 (2006.01)
CPC (source: EP)
A47L 9/181 (2013.01); A47L 9/187 (2013.01)
Citation (search report)
- [X] NL 32508 C
- [X] DE 588379 C 19331118 - HANS KOHL DR DR
- [A] WO 9110392 A1 19910725 - ZENGERER HANS [AT]
- [A] US 2954095 A 19600927 - BROCK CLARENCE A
- [X] PATENT ABSTRACTS OF JAPAN vol. 14, no. 077 (C-0688)14 February 1990 & JP-A-01 293 831 ( SANYO ELECTRIC CO LTD )
- [A] PATENT ABSTRACTS OF JAPAN vol. 2, no. 142 (M-041)24 November 1978 & JP-A-53 112 571 ( TOKYO ELECTRIC CO LTD )
Designated contracting state (EPC)
AT BE DE ES GB LU NL
DOCDB simple family (publication)
EP 0551877 A1 19930721; FR 2686236 A1 19930723; FR 2686236 B3 19940506; IT 1257573 B 19960201; IT TV920005 A0 19920117; IT TV920005 A1 19930717
DOCDB simple family (application)
EP 93100401 A 19930113; FR 9300380 A 19930113; IT TV920005 A 19920117