US Patent 7040554 Spray head

The present invention relates to a spray head for spreading liquid or semi-liquid products, preferably foodstuff. A product feeder (5) is provided to feed or convey a product (2) through a feed conduit (3) from a product container (4) to the spray head (1) and spraying nozzles (18) are provided to spread the product (2) when it is discharged from the spray head (1). The spray head (1) comprises three separate members, namely an upper coupling member (7), a lower coupling member (8) and a nozzle member (9) provided therebetween. The upper coupling member (7) is connected to the lower coupling member (8) and to the feed conduit (3). The nozzle member (9) and/or the upper coupling member (7) define, when the upper and lower coupling members (7, 8) are interconnected, distributing spaces (13) for distributing product (2). The spraying nozzles (18) of the nozzle member (9) are provided to open and to close. The nozzle member (9) is removable from the upper and lower coupling members (7, 8) when these members have been disconnected from each other.