发明名称 |
Punching tool |
摘要 |
A punching tool includes: a punch driver transmitting an impact force to a punch body and having a screw portion on an outer peripheral surface of an upper portion; a punch head having a screw portion meshed with the screw portion of the punch driver on an inside surface and having a main scale provided in a vertical direction on an outside surface; a punch head rotation preventing means freely selecting a rotation and a fixation of the punch head with respect to the punch driver; and a punch head collar freely rotating and fixing with respect to the punch driver and provided with a sub scale showing a change of a height of the punch head in cooperation with the main scale.
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申请公布号 |
US6142052(A) |
申请公布日期 |
2000.11.07 |
申请号 |
US19980166119 |
申请日期 |
1998.10.05 |
申请人 |
AMADA METRECS COMPANY, LIMITED |
发明人 |
ENDO, SHIGERU |
分类号 |
B21D28/04;B21D28/34;B26D7/26;(IPC1-7):B26F1/02 |
主分类号 |
B21D28/04 |
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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