Valve assembly

Details Valve assembly Valve assembly

A - Human Necessities

47

B

A47B 91/02 (2006.01) A47C 27/08 (2006.01) A47C 27/10 (2006.01) A61G 7/057 (2006.01)

Patent

CA 2301941

A valve assembly (28, 30) for an air mattress (10) having a common actuator (226) on a manifold (200) between opposed supply and exhaust valves (238, 240) moving the valves (238, 240) along actuating axes. The system includes a plurality of actuator/valve combinations for different portions of the air mattress (10). A pulsating valve (56) is provided which includes a housing (330) having therein supply and exhaust valves (352, 354) each directly controlled by supply and exhaust solenoids.

L'invention concerne un ensemble à valves (28, 30) pour matelas pneumatique (10), lequel ensemble est pourvu d'un actionneur commun (226) monté sur un collecteur (200) situé entre des soupapes (238, 240) d'alimentation et d'échappement opposées, qui permet de déplacer les soupapes (238, 240) le long d'axes d'actionnement. Le système comprend une pluralité de combinaisons actionneur/valve destinés à différentes parties du matelas pneumatique (10). L'invention concerne également une valve (56) à pulsation comprenant un logement (330) à l'intérieur duquel se trouvent les soupapes (352, 354) d'alimentation et d'échappement, chacune étant commandée directement par des solénoïdes d'alimentation et d'échappement.

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