Marking device

Claim 1

A MARKING DEVICE COMPRISING A HOUSING INCLUDING SIDE WALLS, ONE OF SAID SIDE WALLS HAVING A RELATIVELY LARGE CIRCULAR OPENING THEREIN AND THE OTHER OF SAID SIDE WALLS HAVING A RELATIVELY SMALL OPENING IN AXIAL ALIGNMENT WITH SAID LARGE OPENING; AN INKING ASSEMBLY INCLUDING A CYLINDRICAL SHIELD DIMENSIONED TO EXTEND AXIALLY THROUGH SAID LARGE OPENING AND HAVING AN AXIAL SLOT, AN END WALL AT ONE END OF SAID SHIELD PROJECTING RADIALLY BEYOND THE LATTER TO DEFINE A RIM FOR ABUTMENT AGAINST SAID ONE SIDE WALL AROUND SAID LARGE OPENING, SAID END WALL HAVING A CENTRAL OPENING, AN AXLE HAVING REDUCED DIAMETER, THREADED END PORTIONS DIMENSIONED TO EXTEND THROUGH SAID CENTRAL OPENING OF THE END WALL AND SAID SMALL OPENING OF THE OTHER SIDE WALL, RESPECTIVELY, NUTS ON SAID END PORTIONS OF THE AXLE TO SECURE THE LATTER TO SAID SHIELD AND TO SECURE THE INKING ASSEMBLY TO SAID HOUSING, RESPECTIVELY, AND A CYLINDRICAL INKING PAD ROTATABLE ON SAID AXLE WITHIN SAID SHIELD AND HAVING A PORA TUMBLER TYPE MARKING MEMBER CARRYING TYPE AND BEING MOVABLY MOUNTED BETWEEN SAID SIDE WALLS OF THE HOUSING FOR COMBINED PIVOTAL AND BODILY MOVEMENT BETWEEN AN INKING POSITION, WHERE SAID TYPE PROJECTS THROUGH SAID SLOT INTO CONTACT WITH SAID EXPOSED PORTION OF THE SURFACE OF THE PAD, AND A MARKING POSITION, WHERE SAID TYPE IS REMOTE FROM SAID PAD AND DISPOSED FOR MARKING CONTACT WITH A SURFACE TO BE MARKED; MEANS FOR DISPLACING SAID MARKING MEMBER BETWEEN SAID INKING AND MARKING POSITIONS; AND MEANS OPERATIVE IN RESPONSE TO DISPLACEMENT OF SAID MARKING MEMBER TOWARD SAID MARKING POSITION TO EFFECT TURNING OF SAID INKING PAD SO THAT A DIFFERENT PORTION OF THE SURFACE OF SAID PAD IS EXPOSED FOR CONTACT BY SAID TYPE WHENEVER SAID MARKING MEMBER RETURNS TO SAID INKING POSITION.