High quality printing method

Details High quality printing method High quality printing method

1985-07-24

1986-07-22

Sewell, Paul T.

Typewriting machines

Typing by other than type-face or type-die

Character formation by impact

101 9304, 400124, B41J 310

Patent

active

046015930

ABSTRACT:
A high quality printing method utilizing a matrix serial printer having a print head provided with needles arranged in a vertical column. The method comprises the steps of printing a print line in two print passes, and in advancing a platen, between the first and the second pass, by an amount equal to one and a half times the vertical pitch, center to center, between two contiguous needles.

REFERENCES:
patent: 3759359 (1973-09-01), Stellmach
patent: 4033444 (1977-07-01), Beery
patent: 4159882 (1979-07-01), Sanders et al.

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