| 摘要 |
A second color print head attachment for an offset duplicator including a plate cylinder carrier 20 and an inker carrier 70 arranged to be pivotally secured to a side frame 11 of an offset duplicator press 10. A first pair of register pins 100 and 102 mounted on the inker carrier 70 are received in openings 21 and 23 formed in the plate cylinder carrier 20 for detachably securing inker form rollers 75, 76, and 77 in engagement with the printing plate 35. A pair of rollers 64 and 66 on the plate cylinder carrier 20 extend into guide slots 54 and 56 in a mounting bracket 50 secured to the duplicator press frame 12. The lock-up mounting bracket 50 and the hinge mounting bracket 40 are pivotally secured to the duplicator press frames for rotation by an eccentric actuator 110, 115 for moving the printing plate 35 into engagement with the blanket cylinder 16 in the duplicator press 10. The inker carriage 70 and the plate cylinder carriage 20 can be swung away from the blanket 16 of the duplicator press either separately or in combination.
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