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US 4,381,513 AGranted
Deflection plates for electrostatic ink-jet printer
AssigneeRicoh Company, Ltd.
InventorsYutaka Ebi, Yutaka Kodama
Life of this patent
Estimating the term…
Abstract
Deflection plates for electrostatic ink-jet printers in which the leaving and entering ends of the deflection plates are tapered or curved outwardly away from each other or formed with notches in parallel with the flight path of ink drops.
Claims8
Deflection plates for an electrostatic ink-jet printer characterized in that the leaving end of said deflection plate which is adjacent to the axis along which the ink drops issue is formed with a notch parallel with said ink drop issuing axis whereby the gradient in the electrostatic field is reduced.
Dependencies are inferred from the claim text.