Bedding and bedding cover sheet
Assigneeairweave inc.
InventorsTaeko KONDO, Masakazu KOJIMA
Life of this patent
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Abstract
A bedding includes: a cushion layer which is formed with a filament three-dimensional bonded member and which is breathable; a breathable water-repellent layer which is provided on the upper side of the cushion layer and which is breathable and water-repellent; and a breathable water-retentive layer which is provided on the upper side of the breathable water-repellent layer and which is water-retentive and is breathable during water retention.
Claims16
1-9. (canceled)
A bedding in which on an upper side of a breathable cushion layer, a breathable water-repellent layer and a breathable water-retentive layer for reducing infiltration of water into the cushion layer are provided,
- wherein the breathable water-retentive layer is provided on an upper side of the breathable water-repellent layer which is breathable and water-repellent,
- the breathable water-retentive layer is a water-retentive layer which is formed of a hydrophilic material that attracts water in an interface between the breathable water-retentive layer and the breathable water-repellent layer and
- the breathable water-retentive layer is breathable such that a user is breathable when the breathable water-retentive layer is retaining water and covering on the mouth or the nose of the user.
A bedding cover sheet which is removable with respect to a cushion member that is breathable and which forms bedding together with the cushion member, the bedding cover sheet comprising:
- a breathable water-repellent layer which is breathable and water-repellent;
- and
- a breathable water-retentive layer,
- wherein the bedding cover sheet is formed such that when the bedding cover sheet is fitted to the cushion member, the breathable water-repellent layer is arranged on an upper side of the cushion member, and that the breathable water-retentive layer is arranged on an upper side of the breathable water-repellent layer,
- the breathable water-retentive layer is a water-retentive layer which is formed of a hydrophilic material that attracts water in an interface between the breathable water-retentive layer and the breathable water-repellent layer and
- the breathable water-retentive layer is breathable such that when the breathable water-retentive layer is retaining water and covering on the mouth or the nose of the user, the user is breathable.
Dependencies are inferred from the claim text.