Gas separation – Residue access – handling or removing means – Separable collection container
Reexamination Certificate
2007-10-02
2007-10-02
Hopkins, Robert A. (Department: 1724)
Gas separation
Residue access, handling or removing means
Separable collection container
C055S459100, C055SDIG030, C015S327100
Reexamination Certificate
active
11353143
ABSTRACT:
An object of the present invention is to provide an electric vacuum cleaner equipped with a compact and easy-to-operate cyclonic separation type dust collector.To accomplish the object, the present invention mounts a cyclonic separation cylinder (104) that centrifugally separates and captures dust and a dust collecting case (105) that contains a first auxiliary filter (106) detachably on the lower case (101) of the cleaner body (1) and part of air from the cyclonic separation cylinder (104) is fed to the motor-driven blower through the dust collecting case (105).The present invention mounts a cyclonic separation cylinder (104) that centrifugally separates and captures dust and a dust collecting case (105) that contains a first auxiliary filter (106) detachably on the lower case (101) of the cleaner body (1) and part of air from the cyclonic separation cylinder (104) is fed to the motor-driven blower through the dust collecting case (105) and a filter provided under it.
REFERENCES:
patent: 2226630 (1940-12-01), McCord
patent: 3618302 (1971-11-01), Cornett
patent: 6090174 (2000-07-01), Douma et al.
patent: 6332239 (2001-12-01), Dubos et al.
patent: 6406505 (2002-06-01), Oh et al.
patent: 2001/0010107 (2001-08-01), Bair et al.
patent: 2001/0018865 (2001-09-01), Wegelin et al.
patent: 2001/0029845 (2001-10-01), Dyson et al.
patent: 2002/0088078 (2002-07-01), Oh et al.
patent: 2002/0088079 (2002-07-01), Oh
patent: 2002/0189451 (2002-12-01), Morgan
patent: 2002/0194993 (2002-12-01), Gen
patent: 2003/0106182 (2003-06-01), Lee
patent: 0 679 364 (1995-11-01), None
patent: 4-288111 (1992-10-01), None
patent: 6-52749 (1994-07-01), None
patent: 2001-29288 (2001-02-01), None
patent: 2002-051952 (2002-02-01), None
patent: 2003-153840 (2003-05-01), None
patent: 2002072007 (2002-09-01), None
patent: WO96/21389 (1996-07-01), None
Hayashi Shoji
Hiruta Yasuyuki
Iwase Yukiji
Kanno Kyouichi
Kitagawa Naofumi
Antonelli, Terry Stout & Kraus, LLP.
Hitachi Home & Life Solutions Inc.
Hopkins Robert A.
LandOfFree
Electric vacuum cleaner does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Electric vacuum cleaner, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Electric vacuum cleaner will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3899613