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Home › Reconfigurable apparatus having a leaf spring with a working length that shortens to increase resistance to tilting of a backrest relative to a column, and process for assembling the reconfigurable apparatus

Reconfigurable apparatus having a leaf spring with a working length that shortens to increase resistance to tilting of a backrest relative to a column, and process for assembling the reconfigurable apparatus

US Patent 11744374 · Granted Sep 5, 2023

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