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US 4,031,579 AGranted
Aircraft seat cushion
AssigneeThe United States of America as represented by the Secretary of the Air Force
InventorThomas A. Larned
Life of this patent
Estimating the term…
Abstract
An aircraft crew seat cushion having a top cover of high porosity mositure absorbent material over a ventilation layer with a cushioning layer beneath the ventilation layer. The cushioning layer is secured to a shock absorbent layer with an adhesive. The back and sides of the cushion are made of a flame resistant material and together with the top form a cover for the ventilation layer, the cushioning layer and shock absorbent layer.
Claims2
A cushion adapted for use in an aircraft seat used by crewmen, comprising:
- a close cell plastic layer of shock absorbent material;
- an elastic flow cushioning layer positioned over the shock absorbent layer;
- a flame resistant cover surrounding the shock absorbent layer and the cushioning layer;
- a ventilation layer positioned between the cushioning layer and the cover;
- the side of said cover adjacent the ventilation material having high porosity and being moisture absorbent.
2 more elements
Dependencies are inferred from the claim text.