Invention Grant
- Patent Title: Screw-driven fan device
- Patent Title (中): 螺杆式风扇装置
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Application No.: US12269786Application Date: 2008-11-12
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Publication No.: US07958796B2Publication Date: 2011-06-14
- Inventor: Edward Hsu , Wen-Chia Wu
- Applicant: Edward Hsu , Wen-Chia Wu
- Applicant Address: TW Taichung
- Assignee: Hiwin Technologies Corp.
- Current Assignee: Hiwin Technologies Corp.
- Current Assignee Address: TW Taichung
- Agent Chun-Ming Shih
- Main IPC: F16H3/06
- IPC: F16H3/06 ; F16H27/02 ; F16H29/02 ; F16H29/20 ; F16H57/04
Abstract:
A screw-driven fan device includes a screw, a screw nut, a fan, and a connecting unit. An external edge of the screw has a rolling groove formed thereon and a groove formed alternately with the rolling groove. The screw nut, disposed on the screw, has a linking portion. The fan has a rotary axle with a hole formed thereon for screw passing through. The fan further has blades surrounding the rotary axle. The hole has a flange formed on an interior side thereof and engaged with the groove. The connecting unit has a space therein such that the fan can be placed in the space.
Public/Granted literature
- US20100116470A1 Screw-Driven Fan Device Public/Granted day:2010-05-13
Information query
