Combination passenger reading light and air ventilator

Abstract From the Canadian patent

Abstract, A combination orientable light and ventilating fixture includes a support and a ball housing adjustably mounted therein the ball housing including front and rear openings and an inner chamber. A socket assembly for an electric lamp is mounted on the housing behind the rear opening and held in spaced relationship from the housing. A bezel element is removably secured to the ball housing at the front opening. A plenum or equivalent arrangement may be mounted on the rear of the support to cover the socket assembly and the rear opening of the ball housing so that air may pass through the plenum and ball housing. A reflector for the electric lamp is securable to the removable bezel …