Stack-forming conveyor device for data cards

Claim 1

CONVEYING DEVICE FOR STACKING DATA CARDS WHICH ARRIVE IN SUCCESSION, COMPRISING CONVEYING MEANS DEFINING AN ENTERING PLANE FOR ARRIVING CARDS, TWO PARALLEL STACKING ROLLERS OF MUTUALLY OPPOSED DIRECTIONS OF ROTATION MOUNTED BEHIND SAID CONVEYING MEANS ALONG OPPOSITE SIDES RESPECTIVELY OF THE CARD CONVEYING PATH IN SAID ENTERING PLANE, EACH OF SAID ROLLERS HAVING AN AXIALLY ELONGATED ROLLER BODY WITH PERIPHERALLY DISTRIBUTED LONGITUDINAL SLOTS ENGAGEABLE BY RESPECTIVE LATERAL EDGES OF THE CARDS COMING FROM SAID CONVEYING MEANS, RESPECTIVE BARS EXTENDING LENGTHWISE OF SAID BODY AND FORMING RESPECTIVE LATERAL WALLS OF SAID SLOTS, SAID BARS HAVING RESPECTIVE ELASTICALLY YIELDABLE REAR ENDS EXTENDING TOWARD EACH OTHER AND FORMING A CARD-DECELERATING BRAKE AND BEING FASTENED TO SAID ROLLER BODY AT THE FRONT AND REAR ENDS ONLY, SAID BARS CONSISTING OF SPRINGY MATERIAL AND HAVING WITH THE EXCEPTION OF SAID REAR ENDS, A RADIALLY ELONGATED CROSS SECTION WHICH GRADUALLY MERGES WITH A RADIALLY FLATTER AND PERIPHERALLY WIDER CROSS SECTION AT SAID REAR ENDS, SAID REAR ENDS BEING LOCATED AGAINST EACH OTHER IN PERIPHERAL SUCCESSION ON A CIRCLE CONCENTRIC TO THE AXIS OF SAID ROLLER BODY.