US Patent 7887290 Blower
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Patent abstract
A blower includes a housing and an impeller. The housing has a main inlet and at least one secondary inlet. The impeller is disposed in the housing and has a hub, a plurality of blades and at least one annular plate. Those blades are disposed around the hub. The annular plate is connected to those blades and partially blocked the secondary inlet.
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Patent Citations Received
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US Patent 07887290 Blower US Patent 7887290 Blower
Infobox
Patent Number
0788729000
Patent Number
788729000
Edits on 1 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
078872900
Date of Patent
February 15, 2011
0Patent Application Number
120038330
Date Filed
January 2, 2008
0Official Website
Patent Primary Examiner
Edits on 27 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
078872900
Date of Patent
February 15, 2011
0Patent Application Number
120038330
Date Filed
January 2, 2008
0Official Website
Patent Primary Examiner
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Golden AI
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US Patent 07887290 Blower
Infobox
Is a
Patent jurisdiction
Patent number
07887290
Date of patent
February 15, 2011
Patent application number
12003833
Date Filed
January 2, 2008
Patent primary examiner
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