Chair back rest with improved resilience and support

Details Chair back rest with improved resilience and support Chair back rest with improved resilience and support

A - Human Necessities

47

C

A47C 7/14 (2006.01)

Patent

CA 2552326

A chair having a seat and a back rest comprises a fluid-containing cushion in the back rest that provides passive automatically adjustable support for the user's lumbar region. The cushion can comprise one or more fluid-containing chambers encompassing the areas of the user's upper back and lumbar regions. As the user leans backs, fluid is forced from the regions adjacent the upper back down to the lumbar region to provide enhanced lumbar support to the user.

Fauteuil comportant une assise et un dossier ainsi qu'un coussin rempli de fluide, prévu dans le dossier et assurant un maintien réglable automatique passif pour la zone lombaire de l'utilisateur. Ce coussin peut comporter une ou plusieurs chambres remplies de fluide et entourant la partie supérieure du dos de l'utilisateur et sa zone lombaire. Lorsque l'utilisateur se penche en arrière, le fluide est expulsé des zones voisines de la partie supérieure du dos et descend vers la zone lombaire où il assure un soutien lombaire perfectionné.

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