Recorders – Markers and/or driving means therefor – With ink supply to marker
Patent
1980-01-02
1982-04-06
Hartary, Joseph W.
Recorders
Markers and/or driving means therefor
With ink supply to marker
137 38, G01D 1518
Patent
active
043239072
ABSTRACT:
A valve member is positioned in an ink cavity carried by a bidirectionally movable print head and is operable to open and close the inlet and the outlet of the cavity to minimize fluctuations of the ink due to acceleration and deceleration of the print head.
REFERENCES:
patent: 3100495 (1963-08-01), Boler
patent: 3327315 (1967-06-01), Felton
patent: 3747120 (1973-07-01), Stemme
patent: 3771165 (1973-11-01), Kurimoto
patent: 3787884 (1974-01-01), Demer
patent: 4223323 (1980-09-01), Bader
Hendriks et al., Pressure Surge Annihilator for Ink Jet Heads; IBM TDB vol. 21, No. 12, May 1979, pp. 5062-5063.
Cavender J. T.
Hartary Joseph W.
Hawk Jr. Wilbert
Muckenthaler George J.
NCR Corporation
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