Method for manufacturing a turbine shell

Details Method for manufacturing a turbine shell Method for manufacturing a turbine shell

1998-08-20

1999-09-07

Crane, Daniel C.

Metal deforming

With cutting

By shearing tool-couple

298895, B21D 2830

Patent

active

059469625

ABSTRACT:
According to the present invention, a turbine shell is manufactured by a method which includes the steps of preparing a planar blank, simultaneously forming a plurality of blade fixture slits 32A, 32B and 32C in the blank 40, and deforming the blank 40 into a curved concave shape by effecting drawing work.

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