US PATENT SUBCLASS 264 / 248
.~.~ Fusion bonding of preformed bodies and shaping at joint only

Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

239  DF  MECHANICAL SHAPING OR MOLDING TO FORM OR REFORM SHAPED ARTICLE {10}
241  DF  .~ To produce composite, plural part or multilayered article {9}
248.~.~ Fusion bonding of preformed bodies and shaping at joint only

DEFINITION

Classification: 264/248

(under subclass 241) Processes wherein two plastically deformable self-sustaining bodies are assembled and autogenously united at a joint area by a shaping operation with plastic flow to reshape said bodies at said joint area.

SEE OR SEARCH CLASS

156, Adhesive Bonding and Miscellaneous Chemical Manufacture,

308.2+, and 324.4 for autogenous bonding of preforms, per se, in which any plastic flow at the joining area is incidental only to the joining operation and is not a shaping operation, per se, see subclass 69 for application of and closures to containers wherein there may be autogenous bonding at the joining area, and subclass 292 for joining preforms at edges with opposed surfaces out of contact.