Seat cushion, for instance for an aircraft seat, and a method for manufacturing such a seat cushion
AssigneeRecticel Holding Noord B.V.
InventorsRobert LIEVESTRO, Johannes VAN BLITTERSWIJK
Life of this patent
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Abstract
A seat cushion, in particular for an aircraft seat, the seat cushion comprising a seat part having a receiving surface adapted to receive a person and a reinforcing part supporting the seat part, wherein at least the reinforcing part contains expanded polypropylene (EPP), preferably comprising fire retardant properties. The invention further relates to a method for manufacturing such a seat cushion, a seat comprising such a seat cushion and a vehicle comprising such a seat.
Claims19
A seat cushion comprising a seat part having a receiving surface adapted to receive a user and a reinforcing part supporting the seat part, wherein at least the reinforcing part contains expanded polypropylene (EPP) comprising fire retardant properties.
A method for manufacturing a seat cushion, said cushion comprising a seat part having a receiving surface adapted to receive a user and a reinforcing part supporting the seat part,
- which method comprises forming at least the reinforcing part of the seat cushion by a foaming process from a raw material at least containing polypropylene to be expanded to exhibit fire retardant properties.
Dependencies are inferred from the claim text.