Stencil screen exposure apparatus

Photocopying – Contact printing – Fluid pressure retention of carrier and receiver in exposure...

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Details

10112821, 248362, 355 73, 355 76, G03B 2720

Patent

active

045752346

ABSTRACT:
A stencil exposure apparatus that includes a frame with central translucent stencil mounting surface. A plurality of generally flat, resilient, compressible seal elements extend between opposite sides of the translucent surface and are movably mounted on the frame in order to accommodate the stencil exposure apparatus to a variety of stencil dimensions. A stencil mounting bar is movably mounted on the frame and includes means for maintaining the orientation of the bar relative to the frame while the mounting bar is being moved.

REFERENCES:
patent: 1750294 (1930-03-01), Bassist
patent: 2066890 (1937-01-01), Koppe
patent: 2519610 (1950-08-01), Sussin
patent: 2799204 (1957-07-01), Blatherwick
patent: 2929309 (1960-03-01), Young
patent: 4083301 (1978-04-01), Black

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