Foam cushion for headphones

摘要

A composite foam cushion for a sound control device. The cushion includes a core formed of a polymeric foam material and a polymeric coating overlying at least a portion of the core of polymeric foam material. The polymeric coating includes an outer coating layer and an inner polymeric coating layer bonded to the core of polymeric foam material. The inner coating layer may provide the cushion with strength, while providing a high degree of flexibility and suppleness to closely conform around contours and obstructions. The outer coating layer may provide the cushion with enhanced abrasion resistance and/or chemical resistance while having an aesthetically pleasing feel and appearance.

主权项

1. A composite foam cushion for a sound control device to be placed against the head or ear of a user, the composite foam cushion comprising:
a core formed of a polymeric foam material and a gel incorporated into the polymeric foam material; and a polymeric coating disposed on at least a portion of the core, the polymeric coating including:
an inner polymeric coating layer; andan outer polymeric coating layer disposed over at least a portion of the inner polymeric coating layer.