专利名称：Punching Device发明人：Chung-Yi Lee申请号：US13024852申请日：20110210
公开号：US20110214550A1公开日：20110908
专利附图：
摘要：A punching device includes: a base unit including a supporting part having twoopposite pivot seats and a die part; a punch unit including a punch that is disposeddirectly above the die part and between the pivot seats, the punch being slidable againstthe die part along a vertical axis; and a pressing unit including two driving levers, each of
which has a driving protrusion. The driving protrusions of the driving levers are disposedlocated respectively to two sides of the vertical axis in asymmetrical manner with respectto the vertical axis and are rotatable relative to the base unit to press against the punchunit.
申请人：Chung-Yi Lee
地址：New Taipei City TW
国籍：TW
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