In situ self cleaning apparatus for measuring and control units using ultra sound

摘要

The equipment includes a housing with supply ducts (8) surrounding the measuring and control unit, in which the ultrasonic vibration element and vibration body (5) are so fitted. That a sound results at the surface of the measuring and control unit to be cleaned, during the determining authorised use of the measuring and control unit. The shape and size of the housing (8) corresponds to its function, for the reception of the ultrasonic vibration element and the vibration body (5), and the ultrasonic treatment of the measuring surface emanating from this. The housing is made of any suitable material preferably fine steel.