- 专利标题: Hybrid drive shaft using friction-stir welding and fabrication method thereof
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申请号: US14654743申请日: 2014-01-10
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公开(公告)号: US09958003B2公开(公告)日: 2018-05-01
- 发明人: Dong Ho Kim
- 申请人: WOO SHIN EMC CO., LTD
- 申请人地址: KR Siheung
- 专利权人: WOO SHIN EMC CO., LTD.
- 当前专利权人: WOO SHIN EMC CO., LTD.
- 当前专利权人地址: KR Siheung
- 代理机构: Boyle Fredrickson S.C.
- 优先权: KR10-2013-0003634 20130111
- 国际申请: PCT/KR2014/000306 WO 20140110
- 国际公布: WO2014/109592 WO 20140717
- 主分类号: B23K20/12
- IPC分类号: B23K20/12 ; F16C3/02 ; B23K20/24 ; B29C70/34 ; B29L31/00 ; B29K105/00 ; B23K101/04
摘要:
The present invention relates to a hybrid drive shaft using friction-stir welding and a fabrication method thereof, and more particularly to a drive shaft comprising a metal tube, a composite material layer formed inside the metal tube, and a metal yoke connected to both ends of the drive shaft by means of friction-stir welding so as to make the components simple and lightweight and to enhance the durability, and a fabrication method thereof. The fabrication method comprises the steps of: shaping a composite material sheet; bonding the cylindrical composite material layer to the inside of a metal tube; maintaining the inside of the metal tube in a vacuum state for a given duration; heating the metal tube maintained in the vacuum state in an autoclave; and adjoining a connection member for connecting other parts to the ends of the metal tube.
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