Liquid-jet recording head

Details Liquid-jet recording head Liquid-jet recording head

1982-08-19

1984-05-22

Hartary, Joseph W.

Recorders

Markers and/or driving means therefor

With ink supply to marker

G01D 1518

Patent

active

044504578

ABSTRACT:
A liquid-jet recording head provided with a liquid ejecting section comprising an orifice for ejecting a liquid to form its flying droplets and a liquid flow path communicating with the orifice and having as a portion of the constitution a heat action zone where thermal energy for forming said droplets acts on the liquid and with an electro-thermal transducer comprising at least one pair of opposing electrodes electrically connecting to a heat-generating resistance layer formed on a base plate and a heat generating part formed between the electrodes, characterized by having a protective layer composed of a first layer of an organic material and a second layer of an inorganic material which are laminated on the portion of the electrode under the liquid flow path in that order from the electrode side.

REFERENCES:
patent: 4334234 (1982-06-01), Shirato
patent: 4335389 (1982-06-01), Shirato

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