Zoned cellular cushion

Details Zoned cellular cushion Zoned cellular cushion

A - Human Necessities

47

C

A47C 27/10 (2006.01)

Patent

CA 2146543

An inflatable cushion (A) having a series of separately inflatable zones (n, s, t, u) with tubular conduits (20, 21, 22, 23) leading from each zone (n, s, t, u) beneath or on top of the cushion (A) within the periphery of the cushion to a common manifold (24) spaced outwardly from the front edge of the cushion with a fill tube (25) connected to the manifold (24) and individual cut-off valves (30) or a means to buckle the tubes for each conduit whereby the zones can be filled and bled simultaneously or selectively.

Coussin gonflable (A) comportant une série de zones gonflables séparées (n, s, t, u) avec des conduits tubulaires (20, 21, 22, 23) partant de chaque zone (n, s, t, u), sous ou sur le coussin (A) à l'intérieur de la périphérie de ce dernier, et se rendant jusqu'à un distributeur commun (24) placé de manière à donner vers l'extérieur du bord avant du coussin. Le coussin est muni d'un tuyau de remplissage (25) raccordé au distributeur (24) et d'obturateurs (30) individuels ou de moyens pour bloquer les tubes de chaque conduit de sorte que les zones peuvent être gonflées et dégonflées simultanément ou séparément.

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