Spring-cushion structures

Claim 1

A SPRING BASE FOR UPHOLSTERY CUSHIONING MATERIAL COMPRISING AN OPEN METAL WIRE SPRING FOUNDATION HAVING A SUBSTANTIALLY FLAT FACE AND RESILIENCY PERPENDICULAR TO SAID FACE, SAID FOUNDATION HAVING LENGHTS OF WIRE LYING IN SUBSTANTIALLY FIXED POSITIONS IN SAID FLAT FACE, FLEXIBLE SPRIN-INSULATOR SHEET MATERIAL OVER SAID FACE AND OUTSIDE SAID FOUNDATION, AND ADHESIVE MATERIAL AT THE INTERFACES OF SAID SPRINGINSULATOR SHEET AND SAID LENGTHS OF WIRE IN SAID FACE, EACH OF SAID LENGTHS OF WIRES IN SAID FACE HAVING AN EXPOSED BODY OF SAID ADHESIVE EXTENDING FROM THE ADHESIVE AT SAID INTERFACE AROUND THE WIRE, SAID BODY OF ADHESIVE BEING UNITED TO SAID INSULATOR SHEET MATERIAL OVER AREAS LATERALLY OF SAID INTERFACE, SAID ADHESIVE-BEARING LENGTHS OF WIRE IN PART AT LEAST DEFINING OPEN AREAS IN SAID FACE OF MINIMUM CROSSDIMENSION BETWEEN OPPOSITE LENGTHS OF WIRE WHICH DIMENSION IS MANY TIMES GREATER THAN THE THICKNESS DIMENSION OF THE INSULATOR SHEET MATERIAL, THE PERIPHERIES OF SAID OPEN AREAS BEING SUBSTANTIALLY FIXED BY THE SUBSTANTIALLY FIXED POSITIONS OF SAID LENGTHS OF WIRE IN THE EXTENT OF SAID FACE, WHEREBY SAID SHEET MATERIAL ADHESIVELY UNITED TO SAID LENGTHS OF WIRE IN SAID FACE PROVIDES A TAUT AND FIXED COVERING CLOSING EACH OF SAID OPEN AREAS, THEREBY PREVENTING SLIPPAGE OF SAID INSULATOR SHEET MATERIAL OVER WIRES DEFINING SAID OPEN AREAS AND PREVENTING DIMPLING OF THE INSULATOR SHEET MATERIAL INTO AN OPEN AREA BY FORCE TRANSMITTED THROUGH AND BY AN UPHOLSTERY CUSHION ON SAID SPRING-INSULATOR SHEET.