Process and apparatus for producing precisely-registered rotary

Details Process and apparatus for producing precisely-registered rotary Process and apparatus for producing precisely-registered rotary

1992-09-23

1997-01-28

Yan, Ren

Printing

Stenciling

Processes

101DIG36, B41M 112, B41L 1300

Patent

active

055969267

ABSTRACT:
A process and apparatus (1) for accurately registering rotary screens (2) includes end rings connected in rotation and sliding-proof manner to a screen drum without register notches. In a separate operation, a register notch (7) is made in an end ring (5) and a tool (20, 24) producing the register notch (7) is oriented to a screen register mark (13) by a given relative setting between the tool (20, 24) and the rotary screen (2). The apparatus (1) includes the tool (20, 24), a device (15) for reading the register mark (13) and for setting the relative position, and a depositing device (3) mounting the rotary screen (2).

REFERENCES:
patent: 4641577 (1987-02-01), Sweeny
patent: 4909143 (1990-03-01), Van den Berg et al.

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