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US 11,627,811 B2Granted
Mattress top panel and mattress assemblies with improved airflow
AssigneeTintoria Piana US, Inc.
InventorsSang-hoon Lim, Andrea Piana
Life of this patent
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Abstract
Vertically lapped nonwoven material is used without cross lapped nonwoven to provide enhanced breathability and comfort in mattresses by replacing foam material in one or more of, including all of top panel quilts, layers underneath the top panel quilts, and in side blocks which surround spring supports. The vertically lapped nonwoven may provide advantages in terms of cost, manufacturing ease, robustness in mattress design, while at the same time providing the user with a much more comfortable sleeping experience.
Claims2
A mattress, comprising:
- a fabric layer;
- one or more layers of fire retardant material;
- one or more layers of vertically lapped nonwoven material,
- wherein the said mattress does not contain non fire retardant cross-lapped nonwoven material containing an elastic binder fiber;
- and
- one or more blocks comprising at least one additional vertically lapped nonwoven material, wherein said one or more blocks are positioned under said fabric layer and encircle or partially encircle a support.
3 more elements
Dependencies are inferred from the claim text.