Blank plate marking appts. - has carriage mounted for vertical reciprocal movement on cylindrical member and piston cylinder assembly

摘要

The vertical cylindrical member is supported by a frame adjacent a number of rotatable horizontally mounted rollers that support a plate to be marked. A carriage is mounted for vertical reciprocal movement on the cylindrical member. A piston cylinder assembly has an extensible piston rod positioned in it secured at one end to the upper portion of the cylindrical member. The end of the piston rod is connected to the carriage. A shaft is rotatably supported by and positioned below the carriage. A marking wheel has a number of marking elements retained on the surface of it secured to the end of the shaft in overlying relation with the surface of the plate to be marked.