(19)
(11) EP 2 293 886 A1

(12)

(43) Date of publication:
16.03.2011 Bulletin 2011/11

(21) Application number: 09794390.6

(22) Date of filing: 30.06.2009
(51) International Patent Classification (IPC): 
B08B 7/00(2006.01)
B08B 5/02(2006.01)
(86) International application number:
PCT/JP2009/062257
(87) International publication number:
WO 2010/004945 (14.01.2010 Gazette 2010/02)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA RS

(30) Priority: 10.07.2008 JP 2008180378
08.05.2009 JP 2009113793
22.05.2009 JP 2009124269

(71) Applicant: Ricoh Company, Ltd.
Tokyo 143-8555 (JP)

(72) Inventors:
  • SATOH, Tatsuya
    Machida-shi Tokyo 194-0022 (JP)
  • OKAMOTO, Yoichi
    Atsugi-shi Kanagawa 243-0032 (JP)
  • FUCHIGAMI, Akihiro
    Yokohama-shi Kanagawa 240-0062 (JP)
  • TANEDA, Yuusuke
    Ebina-shi Kanagawa 243-0405 (JP)

(74) Representative: Schwabe - Sandmair - Marx 
Patentanwälte Stuntzstraße 16
81677 München
81677 München (DE)

   


(54) CLEANING DEVICE AND CLEANING METHOD