US Patent 7862122 Lift assist for the physically challenged

An un-automated lift assist for the physically challenged whereby a user may push against a pair of armrests causing a portion of the armrest to initially compress, and later rebound when the individual is transitioning from a seated to an upright position. The lift assist has two upright side members with armrests and a base member with a support panel that are placed between a removable cushion of a article of furniture and the support frame of the article of furniture, so that the in-situ cushion is between a seated individual and the base member.