Section 81 in The M.P. Cinemas (Regulation) Rules, 1972
81. Cinematograph machine.-
(1)The cinematograph machine shall be placed on firm supports of fire-resisting construction, and it shall be provided with a metal shutter between the film gate and the source of light. The shutter shall automatically drop in the event of any accident to the cinematograph machine, or stoppage of the film, and shall automatically rise when the film is in motion for the purpose of projection.(2)The film gate shall be of massive construction and provided with ample heat radiating surface and the passage for the film shall be sufficiently narrow to prevent flame travelling upwards or downwards from the light opening.
