The Zenith for interior of projecter equipment

摘要

PURPOSE: A ceiling built-in type projector apparatus is provided to prevent faulty operation of projector caused due to dust, while reducing cost for installation of projector. CONSTITUTION: A projector apparatus comprises a case(10) having an open portion, a protruded portion(17) formed at the bottom surface of the case, and a filter(14) arranged at the surfaces excluding the bottom and top surfaces of the case; a projector(11) installed in the open portion of the case; an operation unit including a gear box(200) installed in the case, a motor(20) installed in the gear box, a driving gear(19) connected to the motor, and a rotating gear(18) engaged with the driving gear such that the rotating gear rotates in a vertical direction; a reflector mirror(12) installed at the center of the upper surface of the protruded portion; and a control box(22) for receiving radio wave from a remote controller.