Coating machine for confectionery, pharmaceuticals and similar products

A machine for coating articles of confectionery, or pharmaceutical or like products, said machine comprising:

• a support structure;
• an annular receptacle having a bottom and an upwardly open channel section;
• means defining a closable discharge aperture in one wall of said receptacle, said closable discharge aperture serving, when open, for the discharge of articles from said annular receptacle.
• resilient suspension means interconnecting said annular receptacle and said support structure;
• vibration generator means operating to cause said annular receptacle to vibrate with respect to said support structure;
• at least the bottom of said receptacle is perforated or has a mesh structure;
• a container surrounding and locating the said annular receptacle such that there is a space between said bottom of said receptacle and said container;
• an air duct communicating with said space between said bottom of said receptacle and said container;
• and
• a source of air under pressure connected to said air duct, whereby in use of said machine air can be blown into said space between said perforated or mesh structure bottom of said receptacle and said container.