Electric wheelchair and seat mount-dismount apparatus therefor

An electric wheelchair comprising:

• a pair of car body support posts, each car body support post comprising an elbow support post, a front support post and a bottom support post, said car body support posts being formed substantially in a U-shape with an open part of said U-shape directed backward, and with said elbow support post and said bottom support post arranged in parallel with one another;
• a bottom plate for firmly connecting said car body support posts side-by-side;
• a back support post which can be connected to said elbow support posts at the free end thereof and can be removed therefrom;
• a detachable seat removably supported by said car body support posts;
• an electric driving unit comprising at least one outer box containing right and left motors, a control box for controlling said right and left motors, and a battery for supplying electricity to said motors, said outer box being provided at a front portion of said bottom support posts;
• a pair of electric drive front wheels, each directly connected to said motors, one to the right motor and the other to the left motor;
• a pair of rear wheels attached to said bottom support posts;
• and
• a seat mount-dismount apparatus comprising a pair of rotation members, each rotation member attached to said elbow support post, one to the right elbow support post and the other to the left elbow support post and rotatable therearound, and handles for rotating said rotation members.