A workpiece includes a plurality of knots and webs, which are formed in one piece, of a sheet metal, in particular a steel plate. Each web extends between two openings from one knot to another knot, and at least three webs meet at each knot. A plurality of the webs has a cross section, which includes at least one hardened and one unhardened area.
SHEET METAL WORKPIECE
2017-08-10
Patent
Elektronische Ressource
Englisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
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