Patent ID: 6905172

Claim:
An adjustable chair device for use on uneven surfaces comprising: a seat; a back pivotally attached to said seat; four upper legs pivotally attached to said seat; two armrests, each armrest is pivotally attached to two of said four upper legs and pivotally attached to said back; four flanges, each flange having an eyelet orifice, wherein each flange is rigidly attached to one of each of said four upper legs; four lower legs, each lower leg is slidably engaged within said eyelet orifice of one of each of said four flanges; four grommets, each grommet having a lock hole, each grommet is pivotally attached to one of each of said four upper legs, wherein said lock hole of each grommet is slidably engaged with one of each of said four lower legs; four swivel ball joints, each swivel ball joint is attached to one of each of said four lower legs; four footers, each footer is pivotally attached to one of each of said swivel ball joints wherein each footer of said four footers is made of a plastic selected from the group consisting of neoprene, polyvinyl chloride, polyester, polyethylene, polypropylene, polyurethanes, polyacryls, polymethacryls, cellulosic polymers, styrene-acryl copolymers, polystyrene-polyacryl mixtures, polysiloxanes, urethane-acryl copolymers, siloxane-urethane copolymers, polyurethane-polymethacryl mixtures, silicone-acryl copolymer, vinyl acetate polymers, and mixtures thereof; and four caps, each cap is attached to one of each of said four lower legs, wherein each cap of said four caps is made of a plastic selected from the group consisting of neoprene, polyvinyl chloride, polyester, polyethylene, polypropylene, polyurethanes, polyacryls, polymethacryls, cellulosic polymers, styrene-acryl copolymers, polystyrene-polyacryl mixtures, polysiloxanes, urethane-acryl copolymers, siloxane-urethane copolymers, polyurethane-polymethacryl mixtures, silicone-acryl copolymers, vinyl acetate polymers, and mixtures thereof.