Non-elastic extensible yarn

Claim 1

A NON-ELASTIC YARN FOR PRODUCING A FABRIC FOR REINFORCING MOLDED PLASTIC PRODUCTS AND WHICH IS MANUALLY NON-EXTENSIBLE BUT EXTENSIBLE UNDER THE HIGH PRESSURE OF A DIE MOLDING OPERATION, SAID YARN INCLUDING GENERALLY PARALLEL SHORT COURSES OF FORTY OR MOREFIBROUS GLASS STRANDS IN ADJACENT RELATION CROSSWISE OF THE YARN, SAID SHORT COURSES TERMINATING IN LOOPS, AND SAID COURSES PROGRESIVELY OVERLAPPING EACH OTHER LONGITUDINALLY OF THE YARN AND BEING RELATIVELY AND EASILY DISPLACEABLE UNDER A STRETCHING FORCE LONGITUDINALLY OF THE YARN, AND NON-EXTENSIBLE, NON-LOOPED CONTINUOUS FIBROUS GLASS STRANDS EXTENDING IN CLOSE ARRAY, UNENTANGLED, UNVARYINLY AND UNINTERRUPTEDLY ALONG THE AXIS OF THE YARN, SAID CONTINUOUS STRANDS HAVING INDIVIDUALLY A TENSILE STRENGTH OF AT LEAST TWO POUNDS AND THUS PROVIDING THE YARN AND THE FABRIC PRODUCED THEREFROM WITH RESISTANCE TO TENSILE FORCES TO WHICH THE YARN AND THE FABRIC MAY BE SUBMITTED BEFORE THE FABRIC IS USED AS A REINFORCEMENT FOR PLASTIC IN A DIE MOLDING OPERATION, BUT SAID CONTINUOUS STRANDS OF THE FABRIC BEING FRACTURABLE UNDER THE PRESSURE OF SUCH MOLDING OPERATION.