Barrel biasing means for automatic firearm

Claim 1

IN AN AUTOMATIC PISTOL HAVING A FRAME, A RECOILING BREECH SLIDE AND A RECOLING BARREL MOUNTED THEREON FOR TILTING AT ITS REARWARD PORTION RELATIVE TO SAID SLIDE AND INCLUDING A DEPENDING PORTION MOUNTING A TRANSVERSE BARREL LINK PIN, MEANS FOR INTERLOCKING SAID BARREL AND SAID SLIDE, A TRANSVERSE SLIDE STOP PIN MOUNTED TO SAID FRAME, AND A RECOIL SPRING FOR OPPOSING REARWARD RECOIL MOVEMENT OF THE SLIDE AND FOR THEN RETURNING THE SLIDE TO ITS FORWARD FIRING POSITION, THE IMPROVEMENT COMPRISING; A RECOIL SPRING GUIDE CARRIED BY SAID FRAME AND ENCOMPASSED BY SAID RECOIL SPRING, SAID SPRING GUIDE MOUNTING A REARWARDLY PROJECTING RESILIENT BIAS ELEMENT; AND A BARREL LINK PIVOTALLY COUPLING SAID BARREL LINK PIN AND SAID STOP PIN WHEREBY SAID BARREL AND SAID SLIDE ARE HELD INTERLOCKED IN THEIR FORWARD FIRING POSITION AND DURING THEIR INITIAL RECOIL, AND SAID BARREL IS TILTED OUT OF INTERLOCKED RELATION WITH SAID SLIDE DURING THEIR FURTHER REARWARD MOVEMENT, SAID LINK INCLUDING A CAMMING SURFACE ENGAGEABLE WITH SAID BIAS ELEMENT FOR DEVELOPING A PROGRESSIVELY GREATER UPWARD BIAS UPON SAID LINK DURING FORWARD MOVEMENT OF SAID BARREL TOWARD ITS FORWARD FIRING POSITION, SAID BIAS BEING OPERATIVE DURING SAID INITIAL RECOIL TO URGE SAID REARWARD PORTION OF SAID BARREL AGAINST SAID SLIDE.