Stencil forming apparatus

Details Stencil forming apparatus Stencil forming apparatus

1997-10-30

1999-04-13

Burr, Edgar

Printing

Stenciling

Rotary machines

1011284, B41L 1314

Patent

active

058933247

ABSTRACT:
A stencil forming apparatus in which a stencil for a stencil printing formed from a rolled stencil sheet, includes: a guide roller; a rotatable platen roller having a central axis which is in parallel with the guide roller; a thermal head having a plurality of heat generating elements, and provided above the platen roller, wherein the stencil sheet pulled out of the rolled stencil sheet is passed through the platen roller and the thermal head through the guide roller and is subjected to thermally making fine holes thereon (the stencil of the stencil printing); and an intermediate roller provided between the platen roller and the guide roller wherein the intermediate roller is vertically movable in a predetermined range.

REFERENCES:
patent: 3889595 (1975-06-01), Jaffa
patent: 4051776 (1977-10-01), Zimmer
patent: 4628813 (1986-12-01), Hasegawa et al.
patent: 5033373 (1991-07-01), Brendel et al.
patent: 5164744 (1992-11-01), Yoshida et al.
patent: 5450789 (1995-09-01), Hasegawa

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