Pneumatic gun for corrugated nails and the like

Claim 1

A PNEUMATIC GUN APPARATUS FOR DISPENSING CORRUGATED NAILS, COMPRISING IN COMBINATION: MAGAZINE MEANS FOR SUPPORTING CORRUGATED NAILS SO THAT THEY MAY BE DISPENSED ONE AT A TIME THEREFROM TO ENTER ABUTTING PANEL ELEMENTS AND SECURE THEM TOGETHER; A PISTON; A SUBSTANTIALLY RECTANGULAR HAMMER BLADE HAVING ONE END COUPLED TO SAID PISTON SO AS TO BE DRIVEN THEREBY AND HAVING AN OPPOSITE STRIKING END POSITIONED FOR ENGAGING AND EJECTING INDIVIDUAL NAILS FROM SAID MAGAZINE MEANS, SAID STRIKING END HAVING A V-SHAPED CONFIGURATION WITH A CENTRAL APEX FOR FIRST ENGAGING A CORRUGATED NAIL UPON ACTUATION OF SAID PISTON TO EJECT THE NAIL FROM SAID MAGAZINE MEANS AND AGAINST THE ABUTTING PANEL ELEMENTS; AND MEANS FOR APPLYING DRIVING POWER TO SAID PISTON AT A SPEED SUFFICIENT TO CAUSE THE NAIL TO GENERALLY CONFORM TO THE V-SHAPE OF SAID STRIKING END DURING ENTRY OF THE NAIL INTO THE ABUTTING PANEL ELEMENTS, WHEREBY THE NAIL IS LATERALLY CONSTRICTED TO DRAW SAID PANEL ELEMENTS CLOSELY TOGETHER.