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Method and apparatus for drop-on-demand ink jet printing

  • US 4,336,544 A
  • Filed: 08/18/1980
  • Issued: 06/22/1982
  • Est. Priority Date: 08/18/1980
  • Status: Expired due to Term
First Claim
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1. An apparatus for performing ink jet printing comprising:

  • conduit means coupled to a fluid reservoir and having an orifice at an unaffixed end thereof for discharging a preselected drop of fluid from said orifice in response to interruption of the travel of said conduit means;

    actuator means for causing the conduit means to travel along a preselected path in response to a first electrical signal;

    andmeans for interrupting the travel of said conduit.

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