Importance

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Abstract

An adjustable chair for vehicles in which the frame structure is easy to manufacture and includes few components while still providing adjustment in several directions. By adjustment in several directions, it is meant, for example, adjustment of the length of the chair seat, as well as the height of the back of the chair. By manufacturing each frame in one piece with integrated attachments and similar, it is also possible to utilize the same frames for both manually and electrically operated chairs. The chair includes a seat part and a back part each of which have several possibilities for adjustment for individual and ergonomic adaption of the chair; including the aspects of length, height, side support and lumbar support. An operator is provided for adjusting the seat and the back parts, together with components that form parts thereof. The seat and back part are made up of one internal frame each, which includes an edge section that is formed in one piece and a rear section that connects the edge sections, wherein the frame is provided with one or more longitudinally adjustable sections having sinusoidal, waved or trapezoidal cross-sections.

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First Claim