Liquid droplet writing mechanism

Details Liquid droplet writing mechanism Liquid droplet writing mechanism

1974-08-14

1976-02-24

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

346 75, G01D 1516

Patent

active

039407730

ABSTRACT:
A writing mechanism for applying fluid droplets to a surface includes a chamber which is divided into an outer chamber portion and an inner chamber portion with a channel connecting the outer and inner chamber portions. The inner chamber portion is provided with a device which produces short duration pressure increases in the fluid in the chamber. The outer chamber portion is provided with an intermediate reservoir chamber which is in communication with an intake channel for the supply of liquid from a supply container and a discharge channel through which the liquid is discharged for deposition on the surface.

REFERENCES:
patent: 2312712 (1943-03-01), Hartline
patent: 3747120 (1973-07-01), Stemme
patent: 3848118 (1974-11-01), Rittberg

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