Machine for removing ink from overhead projector rolls

Details Machine for removing ink from overhead projector rolls Machine for removing ink from overhead projector rolls

1981-05-14

1982-12-14

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Machines

Wiping

15100, 134 64P, B08B 1120

Patent

active

043631541

ABSTRACT:
A machine, to be used in schools, for removing ink from overhead projector rolls of writing-film. The machine comprises a holder for the roll of writing-film, a take-up spool onto which the writing-film can be transferred, nozzles for applying solvent of the ink to the writing-film as it is being transferred to the take-up spool, and rubber blades for wiping the writing-film.

REFERENCES:
patent: 1669394 (1928-05-01), Ellis et al.
patent: 1933084 (1933-10-01), Allison
patent: 3737941 (1973-06-01), Miller et al.

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