Procédé pour recouvrir localement la surface d'un article et appareil pour sa mise en oeuvre

Improvements in and relating to Coating methods and apparatus

... 1,155,011. Coating apparatus. BADA LEX (ASHDOWN) Ltd. 20 June, 1966 [18 March, 1965], No. 11622/65. Heading B2L. Apparatus for coating an article 10 with powdered coating material comprises a holder for the article, said holder having first and second separable parts 45, 48, means for moving said parts relatively to engage and retain .said articles 10, a container 68 for powdered coating material, means for feeding gas to said container for fluidising powdered material in said container and means for immersing the held article in the fluidised coating material. The lower part 45 and the upper part 48 may be interconnected by a shroud 52 to prevent coating the outer peripheral surface of article 10, the space formed by the shroud being connecting to a compressed air supply to prevent ingress of coating material. Porous resilient rings 47, 50 are interposed between the article and the clamping parts. The invention is particularly applicable to coating parts only of articles having an opening ...