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US 8,939,555 B2Granted
Compact organic vapor jet printing print head
AssigneeThe Regents of the University of Michigan
InventorsStepehen R. Forrest, Gregory McGraw
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Abstract
A first device is provided. The first device includes a print head, and a first gas source hermetically sealed to the print head. The print head further includes a first layer further comprising a plurality of apertures, each aperture having a smallest dimension of 0.5 to 500 microns. A second layer is bonded to the first layer. The second layer includes a first via in fluid communication with the first gas source and at least one of the apertures. The second layer is made of an insulating material.
Claims8
A device, comprising:
- a print head;
- and
- a first gas source hermetically sealed to the print head, the print head further comprising:
- a first layer further comprising a plurality of apertures, each aperture having a smallest dimension of 0.5 to 500 microns;
- and
- a second layer bonded to the first layer, the second layer further comprising a first via in fluid communication with the first gas source and at least one of the apertures, wherein the second layer is made of an insulating material,
- a third layer disposed between the first and second layers and bonded to the first layer and the second layer, wherein the third layer further comprises a channel that provides fluid communication between the first via of the second layer and apertures of the first layer;
- and
- wherein at least one of the first layer and the second layer is configured to be heated.
6 more elements
Dependencies are inferred from the claim text.