发明名称 |
PUNCH FOR A BRACED DIE |
摘要 |
<p>A punch for attachment to a brace of a braced die has a hollow cutting nose with a leading end for cutting a material to be punched and a trailing end opposite the leading end. A shaft extends from the trailing end of the nose and is sized to pass through an aperture in a brace. An upper retainer is joined to the shaft and has an upper retaining surface adapted t o abut an upper surface of a brace. A lower retainer is joined to the shaft an d has a lower retaining surface adapted to abut a lower surface of a brace. An internal waste evacuation chute extends from the interior of the hollow cutting nose and through the shaft for evacuating plugs of punched material from the nose.</p> |
申请公布号 |
CA2458309(A1) |
申请公布日期 |
2005.06.01 |
申请号 |
CA20042458309 |
申请日期 |
2004.02.19 |
申请人 |
ONTARIO DIE INTERNATIONAL INC. |
发明人 |
GEFFROS, MICHAEL RUPERT |
分类号 |
B21D28/34;B21D53/00;B23P15/28;B26D7/18;B26F1/02;B26F1/14;B26F1/46;(IPC1-7):B26F1/14 |
主分类号 |
B21D28/34 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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