Double spring function upholstered furniture spring assemblies

Details Double spring function upholstered furniture spring assemblies Double spring function upholstered furniture spring assemblies

F - Mech Eng,Light,Heat,Weapons

16

F

F16F 3/04 (2006.01)

Patent

CA 2542211

A double spring function seat spring assembly combines a U-shaped frame with a closed front, a number of leaf springs (26-28) connected between the front and a cross piece and a plurality of coil springs (36, 38, 40) supporting the cross piece from the frame, the leaf springs formed with a series of W and V arches to enable flexing and extension for improved durability and comfort.

L'invention concerne un ensemble à ressorts pour siège à double fonction de ressorts, lequel ensemble combine un châssis en U avec un segment avant fermé, un certain nombre de ressorts à lame reliés entre ce segment avant et une traverse ainsi qu'une pluralité de ressorts hélicoïdaux supportant la traverse du châssis, les ressorts à lame étant pourvus d'une série de courbures en V et W destinées à permettre la flexion et l'extension pour une durabilité et un confort améliorés.

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