Patent ID: 8157237

Claim:
A display screen turning apparatus comprising: a base portion for placing a display screen portion thereon; a single driving source arranged inside said base portion; a transmission gear portion for transmitting driving force of said driving source, arranged inside said base portion; a display screen support member provided with an engaging member and supporting said display screen portion rotatably in a horizontal plane and rotatably with respect to a vertical plane; a single rack plate arranged on said base portion and including a rack gear linearly extending in a horizontal direction meshed with said transmission gear portion in a horizontal direction; and a pair of support shafts provided on said base portion and reciprocably supporting said rack plate in said horizontal plane, wherein said display screen support member is rotated in an anteroposterior direction with respect to said vertical plane by moving said engaging member of said display screen support member engaged with said rack plate in accordance with reciprocation movement of said rack plate in said horizontal plane with normal and reverse rotation of said driving source, said display screen support member is rotated around an axis of rotation extending along said horizontal plane, and said rack plate is movably supported with respect to said pair of support shafts so that the rack plate can reciprocate on a line connecting said pair of support shafts.