Patent ID: 7331916
Filing Date: 2008-02-19
Classification: B31B

Abstract:
1. Apparatus for engaging at least one of the pairs of oppositely disposed major side wall members of a case blank so as to fixedly secure the case blank within said apparatus while a bottom wall member of a case is being formed by folding a pair of oppositely disposed minor end wall bottom flap members and a pair of oppositely disposed major side wall bottom flap members upwardly and inwardly, comprising: frame members defining a space therebetween within which a case blank is to be disposed so as to have a bottom wall member formed thereon from a pair of oppositely disposed minor end wall bottom flap members and a pair of oppositely disposed major side wall bottom flap members; means mounted upon said frame members for folding the pair of oppositely disposed minor end wall bottom flap members and the pair of oppositely disposed major side wall bottom flap members upwardly and inwardly so as to form a part of the bottom wall member of the case; and engagement means movably mounted upon said frame members, independent of said means for folding the pair of oppositely disposed major side wall bottom flap members, between a retracted position at which said engagement means will be located away from said space so as to permit the case blank to be inserted into said space defined between said frame members, and an extended position at which said engagement means will project into said space defined between said frame members so as to engage at least one of the pairs of oppositely disposed major side wall members of the case blank so as to fixedly secure the case blank within said space defined between said frame members while the bottom wall member of the case is formed by folding the pair of oppositely disposed minor end wall bottom flap members and the pair of oppositely disposed major side wall bottom flap members upwardly and inwardly.