US PATENT SUBCLASS 228 / 131
.~.~ By fitting rodlike core within tube

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

101  DF  PROCESS {38}
126  DF  .~ Encasing a rodlike core within a substantially coextensive tube by complete bonding therebetween {4}
131.~.~ By fitting rodlike core within tube {1}
132  DF  .~.~.~> Joining through filler {2}

DEFINITION

Classification: 228/131

(under subclass 126) Process including inserting the inner cylindrical part into the outer cylindrical part and bonding the assembled parts.

SEE OR SEARCH CLASS

29, Metal Working,

517+, for a process of joining a core part to a sheath part by deforming the walls of the sheath inwardly to grip the core without fusion bonding of the parts. Subclass 523, for a process of joining parts by expanding an internal tubular part radially outwardly to grip a surrounding part without fusion bonding of the parts.