Method and apparatus for perforating and painting the surface of pavements

Claim 1

A STRIPE FORMING MACHINE COMPRISING IN COMBINATION: A FRAME, MEANS FOR PROPELLING SAID FRAME ALONG A RELATIVELY HARD HIGHWAY SURFACE, AN IMPACTING DRUM ASSEMBLY MOUNTED ON SAID FRAME, A MULTIPLICITY OF RECIPROCATING IMPACT PUNCH UNITS EXTENDING RADIALLY FROM SAID DRUM ASSEMBLY, MEANS FOR SLIDABLY MOUNTING SAID PUNCH UNITS UPON SAID DRUM ASSEMBLY FOR MOVEMENT WITHIN PREDETERMINED LIMITS, MEANS MOUNTED WITHIN SAID DRUM ASSEMBLY FOR RECIPROCATING THE PUNCH UNITS IN THE LOWER AREA OF SAID DRUM ASSEMBLY WHICH ARE IN CONTACT WITH THE HARDENED SURFACE WHEREBY SAID SURFACE IS CONTINUOUSLY IMPACTED WITH SUFFICIENT FORCE TO FORM A STRING OF INDIVIDUAL INDENTED PERFORATIONS IN SAID SURFACE AS SAID IS PROPELLED THEREACROSS, AIR CLEANING MEANS ON SAID FRAME REARWARD OF SAID IMPACTING DRUM ASSEMBLY FOR CLEANING THE INDIVIDUAL INDENTED PERFORATIONS FORMED IN THE SURFACE BY SAID IMPACTING DRUM ASSEMBLY, PAINT APPLYING MEANS ON SAID FRAME REARWARD OF SAID CLEANING MEANS FOR FILLING SAID PERFORATIONS WITH PAINT TO FORM A PERMANENTLY VISIBLE STRIPE ON SAID SURFACE WHICH IS COMPOSED AT LEAST IN PART OF SLUGS OF PAINT INLAID BELOW THE NORMAL WEARING SURFACE OF THE HIGHWAY.