Printing – Rolling contact machines – Bed-and-cylinder
Patent
1985-10-15
1987-11-10
Burr, Edgar S.
Printing
Rolling contact machines
Bed-and-cylinder
101 45, 101252, 101260, 101DIG18, B41F 304
Patent
active
047049626
ABSTRACT:
A printing machine that prints on forms or documents from cards having embossed characters thereon takes into account different thicknesses of cards and forms. The machine provides an even pressure downwards. The printing machine comprises a base; a print bed means on the base for holding embossed printing characters facing upwards; an elongate member having a rectangular cross section, the member positioned above, extending across and parallel to the print bed means and supported from the base; roller head carriage on the elongate member and print roller platen supported from the carriage below the elongate member, guide frame within the carriage having roller means for reciprocal movement on the elongate member with restricted tipping and slewing of the guide frame relative to the elongate member; the guide frame attached to the carriage and having restricted upward movement in one place relative to the carriage, and spring bias means pressing the guide frame upwards in the one plane, pushing the print roller platen in the carriage against the embossed characters on the print bed means and maintaining substantially even printing pressure for varying thickness of forms.
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Burr Edgar S.
McDaniel James R.
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