Image recording apparatus

Details Image recording apparatus Image recording apparatus

2006-07-11

2006-07-11

Nguyen, Anthony H. (Department: 2854)

Printing

Print plate feeding or delivering

C101S401100

Reexamination Certificate

active

07073441

ABSTRACT:
A punch unit includes punch blocks supported by an arm through support plates. The arm has, arranged thereon, a motor for rotating a drive rod, a detector for detecting rotation angles of the drive rod, and a sensor for detecting a forward end of a recording material. The punch unit is movable by a moving mechanism including support members arranged at opposite ends of the arm, slide shafts and ball screws connected to the support members, and a pulse motor for driving the ball screws through a synchronous belt and synchronous pulleys.

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