Metal working – Bias cutting of tubular stock
Patent
1989-08-17
1990-04-03
Tudor, Harold J.
Metal working
Bias cutting of tubular stock
164 691, B21K 2106
Patent
active
H00007714
ABSTRACT:
A method for casting a rotating band onto a projectile having a metallic ll, with a nose at one end, a closed base at the other end, and a hollow core axially formed within said shell. The method comprises the steps of (a) forming a projectile mold having three sections, a first section for the nose, a second section for the closed base, and a third section for the rotating band seat; (b) casting hot metal into the mold; (c) removing the mold from the third section so as to expose the rotating band seat therein; (d) clamping a ring mold about the rotating band seat; (e) casting hot metal into the ring mold to form a rotating band within and above the rotating band seat; and (f) cooling the projectile.
Cytron Sheldon
Keown, deceased William P.
Costigan Edward F.
Gibson Robert P.
Goldberg Edward
The United States of America as represented by the Secretary of
Tudor Harold J.
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