Patent ID: 7422024

Claim:
An ultrasonic shower cleaning apparatus of a double-side cleaning type, comprising: a casing; and a pair of ultrasonic shower cleaning mechanisms, each including a nozzle having an outlet port formed at a center portion thereof, a disc-shaped ultrasonic transducer arranged so as to face a backward end of the nozzle and an inlet port for a cleaning liquid formed opposite to a side surface of the nozzle; the pair of ultrasonic shower cleaning mechanisms being integrally incorporated in the casing in such a manner that axes of the nozzles cross each other at a predetermined angle; the casing being provided with one inlet branch port connected to the inlet ports of the pair of ultrasonic shower cleaning mechanisms and having a groove of a predetermined depth formed therein positioned in the casing and aligned above the crossing of the axes of the nozzles and configured so that an edge of the article arranged between the pair of nozzles can be inserted, wherein the groove is formed in such a manner that the depth of the groove is shallowest at a center in the length of the groove in a longitudinal direction thereof above the crossing of the axes of the nozzles, wherein a cleaning liquid is fed to the pair of ultrasonic shower cleaning mechanisms via the inlet branch port while an article to be cleaned is arranged between the pair of nozzles, so that front and rear surfaces of the article can be cleaned simultaneously.