HK1010126A1 - Impeller for vacuum cleaner with tapered blades - Google Patents

Impeller for vacuum cleaner with tapered blades

Info

Publication number
HK1010126A1
HK1010126A1 HK98111094A HK98111094A HK1010126A1 HK 1010126 A1 HK1010126 A1 HK 1010126A1 HK 98111094 A HK98111094 A HK 98111094A HK 98111094 A HK98111094 A HK 98111094A HK 1010126 A1 HK1010126 A1 HK 1010126A1
Authority
HK
Hong Kong
Prior art keywords
impeller
vacuum cleaner
tapered blades
blades
tapered
Prior art date
Application number
HK98111094A
Inventor
Wei Du
Original Assignee
Scott & Fetzer Co
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
Priority claimed from US08/555,116 external-priority patent/US5573369A/en
Application filed by Scott & Fetzer Co filed Critical Scott & Fetzer Co
Publication of HK1010126A1 publication Critical patent/HK1010126A1/en

Links

HK98111094A 1995-11-08 1998-10-03 Impeller for vacuum cleaner with tapered blades HK1010126A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/555,116 US5573369A (en) 1995-11-08 1995-11-08 Impeller for vacuum cleaner with tapered blades
PCT/US1996/012847 WO1997017007A1 (en) 1995-11-08 1996-08-02 Impeller for vacuum cleaner with tapered blades

Publications (1)

Publication Number Publication Date
HK1010126A1 true HK1010126A1 (en) 1999-06-17

Family

ID=26791182

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98111094A HK1010126A1 (en) 1995-11-08 1998-10-03 Impeller for vacuum cleaner with tapered blades

Country Status (1)

Country Link
HK (1) HK1010126A1 (en)

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20130802