发明名称 Wooden frame metal connector forming machine - has ram operated apron with die working with punches on shoe
摘要 <p>The machine manufactures metal connectors for wooden frames from a metal plate. It comprises a fixed frame (5), in relation to which an assembly moves up and down, this comprising two shoes (6, 7) on opposite sides of the frame and coupled together by columns (8) passing through the frame. An apron (9) slides on the columns, and is equipped with a die (12) working in conjunction with a set of punches on one of the shoes, while a ram (10) acts between the apron and the other shoe. The punches can form a one-piece assembly.</p>
申请公布号 FR2413969(A1) 申请公布日期 1979.08.03
申请号 FR19780000848 申请日期 1978.01.06
申请人 PREZIOSA CHRISTIAN 发明人
分类号 B21D53/46;F16B15/00;(IPC1-7):30B7/04;21D53/46;16B15/00;04C3/292 主分类号 B21D53/46
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