(1) The cinematograph machine shall be placed on firm supports of fire resisting materials.
(2) The body of the machine shall be constructed of metal or lined with metal and asbestos in which case there must be an air space between the metal and the asbestos lining.The bottom of the machine must form a metal tray which shall be surrounded by a vertical edge at least one inch in depth.
(3) It shall be provided with a metal shutter which shall fall automatically against the film gate, between it and the source of light.
(4) The shutter automatically drop in the event of any accident to the machine or stoppage of the film and shall automatically rise only when the film is in motion for the purpose of projection.
(5) The film gate shall be of massive construction and provided with ample heart rediating surface and passage for the film shall be sufficiently narrow to prevent half travelling upwards or downwards from the light opening.
(6) All cinematograph projectors shall be fitted with two metal film boxes of substantial construction and more than 17 1/2 inches in diameter, inside measurement to and from which the films shall be made to travel.
(7) Such boxes shall be of approved construction, shall be made to close in a manner which prevent the ingress of fire and shall be fitted with a film slot so constricted as to prevent the passage of flame to the interior of the film box.
(8) Spools shall be chained or gear driven and films shall be wound upon spools so that the wound film shall not at any time reach or project beyond the edge of the flanges of the spool.
(9) All films when not in the cinematograph machine and while still in the enclosure, shall be contained in closed metal boxes.