Patent ID: 7398905
Filing Date: 2008-07-15
Classification: B25C

Abstract:
1. An apparatus for preventing firing of misfit nails comprising: a nailer cartridge having a nail tank, said nail tank having an inlet suitable for insertion of a collated nail, said inlet having a first nail head indentation and a second nail head indentation positioned below said first nail head indentation, said first nail head indentation suitable for receiving a head of a long nail, said second nail head indentation suitable for receiving a head of a short nail; a snapper mounted on one side of said nail tank, said snapper having a fixed end and a swinging end, said swinging end extending toward said nail tank; and a stopper extending from a top of said swinging end, said stopper having a first surface separated by a space from a second surface, said space surface for allowing a head of the short nail to pass therebetween when the short nail is positioned in said second nail head indentation, said first and second surface blocking a movement of the short nail when the short nail is positioned in said first nail indentation.