Invention Grant
- Patent Title: Centrifugal blower with asymmetric blade spacing
- Patent Title (中): 具有不对称叶片间距的离心鼓风机
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Application No.: US13598588Application Date: 2012-08-29
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Publication No.: US09046109B2Publication Date: 2015-06-02
- Inventor: Connor R. Duke , Jesse T. Dybenko
- Applicant: Connor R. Duke , Jesse T. Dybenko
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Downey Brand LLP
- Main IPC: F04D29/28
- IPC: F04D29/28 ; F04D29/66
Abstract:
A centrifugal blower in a cooling system of an electronic device having asymmetrical blade spacing with acceptable balance. The asymmetrical blade spacing is determined according to a set of desired acoustic artifacts that are favorable and balance that is similar to that found with equal fan blade spacing. In one embodiment, the fan impeller can include sixty one fan blades.
Public/Granted literature
- US20120321495A1 CENTRIFUGAL BLOWER WITH ASYMMETRIC BLADE SPACING Public/Granted day:2012-12-20
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