| 摘要 |
A universal press capable of carrying out Rbending, flange bending, and corrugating by using only one set of press was comprised of a handle placed under the press bed and designed to form the concaved extrusion mold and alter the press mold automatically by its mechanical operation and a block die which can also be used as an operation and a block die which can also be used as on operating handle of the supporting die forming a part of supporting die set up on the bolstered rack moving along the press bed.
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