发明授权
- 专利标题： Tube bender
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申请号： US16721417申请日： 2019-12-19
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公开(公告)号： US11173532B2公开(公告)日： 2021-11-16
- 发明人: Po-Lin Liao
- 申请人： LIH YANN INDUSTRIAL CO., LTD.
- 申请人地址： TW Taichung
- 专利权人： LIH YANN INDUSTRIAL CO., LTD.
- 当前专利权人： LIH YANN INDUSTRIAL CO., LTD.
- 当前专利权人地址： TW Taichung
- 代理机构： Muncy, Geissler, Olds & Lowe, P.C.
- 主分类号： B21D9/12
- IPC分类号： B21D9/12 ; B21D7/022
摘要：
A tube bender is provided, including: a fixation portion, configured to be held by a fixation base; a plurality of bending portions, connected with the fixation portion, each of the plurality of bending portions has a circumferential guiding face, at least two of curvature of radiuses of the circumferential guiding faces of the plurality of bending portions are different.
公开/授权文献
- US20210187575A1 TUBE BENDER 公开/授权日：2021-06-24
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