B - Operations – Transporting – 21 – K
Patent
B - Operations, Transporting
21
K
26/150
B21K 3/04 (2006.01) B21D 53/00 (2006.01)
Patent
CA 1248739
13DV-8526 FABRICATED LINER ARTICLE AND METHOD ABSTRACT OF THE DISCLOSURE A method of fabricating sheet metal panels and the article produced thereby. According to one form, the method of fabrication includes the steps of providing a panel of sheet metal, perforating the panel to provide a plurality of holes, forming the panel into a preselected curve about a longitudinal centerline, forming the leading edge portion of the panel into a front flange, forming a shoulder in the panel centered on the holes and extending perpendicularly from a surface thereof, bending an outer portion of the shoulder into a lip, and bonding the portions of the panel comprising the shoulder and lip.
497098
Kelm James S.
Ludwig Arthur L.
Maclin Harvey M.
Roggenkamp Steven K.
Wakeman Thomas G.
Company General Electric
Eckersley Raymond A.
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