Rotatable manual device for the engraving and machining of printed electronic circuits

摘要

A device for the engraving of one or more printed circuits in a single operation, characterised in that this device has a column (1) which is set up at the ends for the respective accommodation of a crank-like gripping means (10) and an attachment piece (8) which forms a pin which is fitted on a bearing (9) and is centred, two plates (2-6) being provided between the said ends, which plates (2-6) are set up such that they fix between them one or more boards of printed circuits by connecting means and adjusting means. <IMAGE>