A DEVICE FOR ROTATING A PRODUCT TO A DESIRED POSITION

摘要

A device for rotating a product (P1), comprising at least one roller device (22, 23) arranged to rotate the product (P1), an optical reading unit for reading and registering the product's (P1) optical characteristic, a memory device for storing optical characteristics, and a processing device connected to the roller device(s) (22, 23) and the reading unit(s), arranged to compare data from the optical reading unit and stored optical characteristics, and arranged to receive and/or transmit signals to an external unit based on the result of the comparison. A method is also disclosed for rotating the product (P1) and a method for recognising a product (P1).