Title: Device for the application of meltable or liquid colors

Abstract: A marking device comprising a storage tank for holding a quantity of liquid marking material, a horn at the lower end of the tank containing a passage in communication at one end with the interior of the tank within which liquid is maintained by the head of liquid in the tank, a plurality of marking blades at the distal end of the horn with which the opposite end of the passage is in communication for delivering liquid to the blades characterized in that there is a conductor connected to the upper end of the tank for maintaining a vacuum in the tank above the liquid therein and a regulator valve for controlling the vacuum.

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Other info:

Inventors: Gierse, Heinz (5 Cologne (kalk) 91, DT)

Application Number: 598011
Filing Date: 1975-07-22
Publication_date: 1977-08-02
Assignee:
Primary Class(es): 118/667 118/50, 118/202, 118/401
Other Classes:
US Patent Ref:

1019048	Mar, 1912	James	118/50.
2283193	May, 1942	Dixon	118/401.
3208637	Sep, 1965	Heick	222/146.
3522836	Aug, 1970	King	118/401.

Other Refs:
Primary Examiner: McIntosh, John P.
Assistant Examiner:
Attorney: Dike, Bronstein, Roberts, Cushman & Pfund