Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Fichet SAE
Original Assignee
Fichet SAE
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Publication date
Application filed by Fichet SAEfiledCriticalFichet SAE
Priority to ES1980252026UpriorityCriticalpatent/ES252026Y/en
Publication of ES252026UpublicationCriticalpatent/ES252026U/en
Application grantedgrantedCritical
Publication of ES252026YpublicationCriticalpatent/ES252026Y/en
Pass-through, characterized in that it is constituted by a box fixed on a counter closed by a glazing, having front and rear faces provided with a window each located on an opposite side of the partition, each window being provided with one sliding and transparent trap door whose inner face has a transverse slot, having within the casing a slide perpendicular to both trap doors, with their sharp edges endowed in correspondence with the said slot of these hatches, and guiding means for the movements of the hatches and of the slide, the closed position of both trap doors being feasible with a loose penetration of the sharp edges of the slide in the corresponding slots of those flaps, as well as the opening of one of the trap doors with a coupled penetration of the edge of the slide in the slot of the remaining trap door, and it is impossible to open this the trapdoor is blocked by the slide, until the first trapdoor is closed. (Machine-translation by Google Translate, not legally binding)