US PATENT SUBCLASS 347 / 6
.~.~ Of fluid (e.g., ink flow rate, viscosity, etc.)

Current as of: June, 1999
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347 /   HD   INCREMENTAL PRINTING OF SYMBOLIC INFORMATION

1  DF  INK JET {6}
5  DF  .~ Controller {6}
6.~.~ Of fluid (e.g., ink flow rate, viscosity, etc.) {1}
7  DF  .~.~.~> Fluid content (e.g., moisture or solvent content, ink refilling, liquid level)

DEFINITION

Classification: 347/6

Of fluid (e.g., ink flow rate, viscosity, etc.):

(under subclass 5) Subject matter in which the component or element under control* is the fluid* (e.g., ink) which is jetted onto the medium*.

SEE OR SEARCH CLASS

73, Measuring and Testing, appropriate subclasses for fluid measuring and testing, especially

861+, for volume or rate of flow measurement, subclasses 700+ for fluid pressure measurement, and subclass 290 for liquid level measurement.