Spring element

Spring element for a foundation unit and foundation unit employi

Spring elements and articles of manufacture incorporating the sa

Spring loaded locking system for box spring assemblies

Spring mattress

Spring module

Spring module

Spring module with improved mounting foot structure

Spring panel for seat cushion support structure

Spring retainer assembly

Spring seating support system

Spring structure for a mattress innerspring having coaxial coil

Spring structure for cushion seating

Spring system for upholstered furniture

Spring unit

Spring unit

Spring unit

Spring unit

Spring unit

Spring units