US PATENT SUBCLASS 228 / 151
.~.~.~.~.~ Butt joining

Current as of: June, 1999
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228 /   HD   METAL FUSION BONDING

101  DF  PROCESS {38}
141.1  DF  .~ With shaping {7}
144  DF  .~.~ And edge joining of one piece blank or strip {4}
149  DF  .~.~.~ Uniform thickness thin blank or strip {1}
150  DF  .~.~.~.~ Elongated seam {1}
151.~.~.~.~.~ Butt joining

DEFINITION

Classification: 228/151

(under subclass 150) Process wherein the meeting faces to be bonded extend along the axis of the formed part and extend from the radially inner surface to the radially outer surface thereof.

(1) Note. Faces of parts are considered to be "meeting" for this subclass if they are bonded together even if it is through an intermediate filler material and even if the faces are oppositely bevelled for the reception of filler material.