Patent ID: 7107741

Claim:
A method for selecting and feeding articles to blister packs or containers, from a main hopper, filled with articles, the method comprising: providing an auxiliary hopper filled with unselected articles; providing selecting means for allowing free passage of size-matching articles or of articles smaller than a nominal size of said size-matching articles for feeding said main hopper, while stopping size-non-matching articles whose dimensions are bigger than said nominal size, feeding said main hopper with articles allowed free passage by said selecting means from said auxiliary hopper, passing size-matching articles through the selecting means and stopping size-non-matching articles within tubular portions of said selecting means and swinging the tubular portions downwardly to remove the size non matching articles to maintain a regular article feeding flow; feeding said blister packs or containers with the size-matching articles contained in said main hopper, wherein the size-non-matching articles passing through the selecting means are stopped due to interception performed by the tubular portions of said selecting means having an inner section matching the nominal size of the articles, so as to stop such size-non-matching articles.