Invention Grant
- Patent Title: Filtration chamber construction for a cyclonic surface cleaning apparatus
- Patent Title (中): 用于气旋表面清洁装置的过滤室结构
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Application No.: US12675558Application Date: 2008-08-28
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Publication No.: US08590102B2Publication Date: 2013-11-26
- Inventor: Wayne Ernest Conrad
- Applicant: Wayne Ernest Conrad
- Applicant Address: BM Nassau
- Assignee: G.B.D. Corp.
- Current Assignee: G.B.D. Corp.
- Current Assignee Address: BM Nassau
- Agency: Bereskin & Parr LLP/ S.E.N.C.R.L., s.r.l.
- Agent Philip C. Mendes da Costa
- Priority: CA2599303 20070829
- International Application: PCT/CA2008/001535 WO 20080828
- International Announcement: WO2009/026714 WO 20090305
- Main IPC: A47L9/10
- IPC: A47L9/10
Abstract:
A surface cleaning apparatus comprises a filtration apparatus comprising at least one cyclone and at least one filter mounted in a filter housing. The filter housing has a lower portion, such as a bottom door, that is openable and the filter is visible, and a dirt collection area upstream of the filter is emptyable, when the lower portion is opened.
Public/Granted literature
- US20100212104A1 FILTRATION CHAMBER CONSTRUCTION FOR A CYCLONIC SURFACE CLEANING APPARATUS Public/Granted day:2010-08-26
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