(under subclass 243.5) Apparatus which assembles by causing the first element or portion thereof to single-foldedly embrace or encompass the second element.
SEE OR SEARCH THIS CLASS, SUBCLASS:
33.5+, for apparatus for binding or covering combined with cutting.
243.5, for patents limited to lockseamed (double folded) assembly of two elements.
728, for apparatus which sheaths a running length core.