US PATENT SUBCLASS 29 / 515
.~.~.~ Inward deformation of aperture or hollow body wall

Current as of: June, 1999
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29 /   HD   METAL WORKING

592  DF  METHOD OF MECHANICAL MANUFACTURE {54}
428  DF  .~ Assembling or joining {21}
505  DF  .~.~ Joining by deforming {6}
515.~.~.~ Inward deformation of aperture or hollow body wall {2}
516  DF  .~.~.~.~> Hollow body is axially joined cup or tube {1}
520  DF  .~.~.~.~> By axially applying force

DEFINITION

Classification: 29/515

Inward deformation of aperture or hollow body wall:

(under subclass 505) Process in which one part has a cavity therein, i.e., has a passageway therethrough or is hollow and the joining includes the step of collapsing at least a part of the cavity wall to fasten at least a portion of the other part.

SEE OR SEARCH THIS CLASS, SUBCLASS:

410, for a process of fastening the interlocking elements of a slide fastener to a tape by inserting the edge of the tape between spaced legs of an element and deforming the legs inwardly into the tape.

510, for a process of overedge clamping of a seated part by necking in a cup or tube wall.

SEE OR SEARCH CLASS

285, Pipe Joints or Couplings,

382+, for a connection of that class made by deformation.

403, Joints and Connections, 274+, for a connection, generally, formed by deformation, in situ.