US PATENT SUBCLASS 156 / 195
.~.~.~ Longitudinally progressive helical winding

Current as of: June, 1999
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156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

1  DF  METHODS {7}
60  DF  .~ Surface bonding and/or assembly therefor {93}
184  DF  .~.~ With winding of web or sheet {7}
195.~.~.~ Longitudinally progressive helical winding

DEFINITION

Classification: 156/195

(under subclass 184) Processes which are directed to winding a sheet or web about a removable core or mandrel in such manner that the longitudinal edges of the sheet or web overlap or abut each other at the juncture of the successive convolutions to form a spiral tube-like article.

SEE OR SEARCH THIS CLASS, SUBCLASS:

425+, for laminating apparatus including spiral winding means.