Patent ID: 8752934
Filing Date: 2014-06-17
Classification: B41J,G07B

Abstract:
1. A wiping device ( 20 ) for cleaning outer surfaces of at least one row of ejection nozzles in at least one print head ( 4 a , 4 b ) of an ink jet printing module ( 2 ) of a franking machine when said module is moving above the wiping device in first and second directions (Y,X), said wiping device comprising: two wiping rollers ( each wiping roller is operatively connected to a one-way bearing such that during the moving of said module in said first direction (Y), the first wiping roller is rotatably driven by said module while the second wiping roller remains stationary and wipes said ejection nozzles and such that during the moving of said module in said second direction (X), the second wiping roller is rotatably driven by said module while the first wiping roller remains stationary and wipes said ejection nozzles.