Fluid sensing apparatus for an ink supply system
First Claim
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1. An apparatus for use with an ink supply system of a printer, comprising:
- a housing having an inlet, an outlet and a longitudinal fluid conduit extending therebetween;
a fluid sensing device extending from a first side of the fluid conduit to an opposite side of the fluid conduit; and
a monitoring device electrically coupled to the fluid sensing device for detecting changes in the fluid sensing device.
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Abstract
An apparatus for use with an ink supply system of a printer includes a housing having an inlet, an outlet and a longitudinal fluid conduit extending therebetween. A fluid sensing device extends from a first side of the fluid conduit to an opposite side of the fluid conduit. A monitoring device is electrically coupled to the fluid sensing device for detecting changes in the fluid sensing device.
23 Citations
27 Claims
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1. An apparatus for use with an ink supply system of a printer, comprising:
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a housing having an inlet, an outlet and a longitudinal fluid conduit extending therebetween;
a fluid sensing device extending from a first side of the fluid conduit to an opposite side of the fluid conduit; and
a monitoring device electrically coupled to the fluid sensing device for detecting changes in the fluid sensing device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. An ink supply system for a printer, comprising:
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a pump for providing pressurized ink to a print head assembly;
a coupler assembly having an inlet for receiving ink from the pump, an outlet for supplying ink to the printhead assembly, and a longitudinal fluid channel connecting the inlet and outlet;
a pair of probes passing through a sidewall of the coupler to the fluid channel and extending across the fluid channel;
a printed circuit board mounted to the coupler and electrically connected to the probes, the printed circuit board configured for providing electrical connection between the probes and a printer controller. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21)
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- 22. An apparatus for sensing fluids within an ink supply system of a printer, comprising a plurality of fluid conduits each having an associated fluid sensing device therein, the plurality of fluid conduits and associated fluid sensing devices secured to a printed circuit board having a single electrical connector thereon, wherein the electrical connector is electrically coupled to each of the plurality of fluid sensing devices by conductive traces on the printed circuit board.
Specification