Method of making hollow laminated articles from unwoven fabric

Claim 1

A METHOD OF MANUFACTURING A STORAGE BATTERY CASE COMPRISING THE STEPS OF APPLYING SILICONE GREASE TO A SUBSTANTIALLY RECTANGULAR HOLLOW FORM, SPINNING THE FORM ABOUT A FIRST AXIS THROUGH THE FORM, SAID AXIS PASSING THROUGH THE CENTERS OF A FIRST PAIR OF OPPOSITE SIDES OF SAID FORM, FEEDING GLASS YARN FROM A SPOOL THROUGH A POLYESTER RESIN BATH THROUGH A REED ONTO SAID FORM WHILE MOVING SAID REED IN A DIRECTION SUBSTANTIALLY PARALLEL TO SAID SPIN AXIS ALONG THE ENTIRE EXTENT OF SAID FORM, REPEATING THE IMMEDIATELY PRECEDING STEP FIRST WHILE SPINNING SAID FORM ABOUT A SECOND AXIS THROUGH SAID FORM AND THEN ABOUT A THIRD AXIS THROUGH SAID FORM, SAID SECOND AXIS PASSING THROUGH THE CENTERS OF A SECOND PAIR OF OPPOSITE WALLS OF SAID FORM AND SAID THIRD AXIS PASSING THROUGH THE CENTERS OF THE THIRD PAIR OF OPPOSITE WALLS OF SAID FORM, REPEATING THE SPINNING AND FEEDING STEPS SET FORTH ABOVE UNTIL THE DESIRED NUMBER OF LAMINATING LAYERS ARE BUILT UP, APPLYING PRESURE TO THE LAMINATE COVERING THE FORM AFTER THE COMPLETION OF THE FEEDING OPERATIONS SET FORTH ABOVE SO AS TO CURE SAID LAMINATE, REMOVING THE RESULTANT STRUCTURE FROM SAID FORM BY CUTTING THROUGH THE CURED LAMINATE ABOUT THE LONGEST PERIMETER THEREOF PARALLEL TO THE BASE OF SAID FORM.