Back support
A back support structure includes a frame, a support, a fulcrum member, and an adjustment mechanism. The support includes an upright member having a lower end and an upper end. The lower end of the upright member is connected to the frame at a first location. A support pad is connected to the upper...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A back support structure includes a frame, a support, a fulcrum member, and an adjustment mechanism. The support includes an upright member having a lower end and an upper end. The lower end of the upright member is connected to the frame at a first location. A support pad is connected to the upper end of the upright member. The fulcrum member has an upper portion and a lower portion. The upper portion is connected to the frame at a second location spaced vertically above the first location. The fulcrum member includes a fulcrum engaging the upright member between the upper and lower ends. The fulcrum member is moveable between a plurality of fulcrum positions. The adjustment mechanism includes an adjustment member connected to the frame and the lower portion of the fulcrum member. The adjustment member is adjustable to move the fulcrum member to the plurality of fulcrum positions. |
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