Handgun with indexing means

A handgun comprising in combination a frame, a barrel carrier pivotally mounted in and removable from said frame, a barrel slidably disposed in said barrel carrier for forward and reverse movement thereof in response to firing said handgun, a cylinder-like cartridge carrier rotatably disposed adjacent the breech end of said barrel carrier, said cartridge carrier having projections extending forwardly therefrom parallel to the axis of said cartridge carrier, a counterbore in said breech end of said barrel for receiving a projection of said cartridge carrier, a lockwork mechanism for firing said handgun and means for indexing said cartridge carrier in response to said forward and reverse movement of said barrel, said indexing means comprising a pair of indexing levers pivotally disposed on said frame beneath said barrel and barrel carrier, said levers having cam followers disposed thereon adjacent the forward end thereof and pusher teeth disposed thereon adjacent the breech end thereof, a cam affixed to said barrel and movable therewith, said cam and cam followers being engageable with one another, said indexing means further comprising a toothed periphery about said cylinder-like cartridge carrier engageable with said pusher teeth whereby forward and reverse movement of said barrel causes said cam to pivot said levers thereby indexing said cartridge carrier.