Safety helmet

Claim 1

A LINER UNIT FOR A SAFETY HELMET SHELL FORMED OF A RIGID, THIN WALL, INVERTED, BOWL-LIKE SHAPE FORMED TO FIT OVER A HUMAN HEAD AND HAVING AN OPEN BOTTOM DEFINED BY A CONTINUOUS BOTTOM EDGE, SAID LINER COMPRISING AN ELONGATED, HORIZONTALLY ARRANGED, PADDED STRIP HAVING ITS ENDS JOINED TO FORM A CONTINUOUS BAND CORRESPONDING IN LENGTH TO THE LENGTH OF THE SHELL BOTTOM EDGE AND OF A HEIGHT TO FIT WITHIN THE SHELL FROM THE BOTTOM EDGE A SUBSTANTIAL DISTANCE TOWARDS THE TOP OF THE SHELL, AN ELONGATED EDGE BAND FORMED OF A RESILIENT MATERIAL AND BEING FORMED OF THREE UPWARDLY EXTENDING SPACED APART LEGS TO FORM A DOUBLE CHANNEL SHAPE IN CROSS-SECTION WITH BOTH CHANNELS BEING UPWARDLY OPEN AND THE CENTER LEG OF THE THREE LEGS BEING THE COMMON WALL FOR BOTH CHANNELS, SAID STRIP BEING SECURED TO ONE OF THE OUTSIDE LEGS, A SHEET OF THICK RESILIENT MATERIAL OF SUBSTANTIALLY THE SAME LENGTH AS THE STRIP HAVING A BOTTOM EDGE CONTINUOUSLY INSERTED INTO AND HELD WITHIN THE CHANNEL FORMED BY THE LEG TO WHICH THE STRIP IS SECURED AND THE CENTER LEG AND THE SHEET FORMING A BAND SURROUNDING THE OUTSIDE FACE OF THE BAND FORMED BY THE STRIP, THE REMAINING CHANNEL BEING FORMED TO RECEIVE THE ENTIRE BOTTOM EDGE OF A SHELL FOR SECURING THE EDGE BAND AND STRIP AS A UNIT TO THE SHELL.