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US 9,943,866 B2Granted
Coating device
AssigneeShenzhen China Star Optoelectronics Technology Co., Ltd.
InventorWei Yu
Life of this patent
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Abstract
The disclosure is related to a coating device comprising a syringe, an injection needle and a first cooling device. The injection needle is connected with the syringe, and the bottom end of the injection needle has a nozzle. The first cooling device is disposed on the outer wall of the syringe. According to the disclosure, the cooling device is disposed on the outer wall of the syringe and/or the injection needle, such that the problem of hardening of the liquid inside the syringe and/or the injection needle and cannot be ejected successfully can be avoided.
Claims3
A coating device, comprising:
- a syringe;
- an injection needle, connected with the syringe, the bottom end of the injection needle having a nozzle;
- a first cooling device, disposed on the outer wall of the syringe;
- a second cooling device, which is a second cooling conduit, being disposed on the outer wall of the injection needle and surrounding the outer wall of the injection needle;
- and
- wherein the second cooling conduit further comprises a second pipe, a second coolant inlet end and a second coolant outlet end, the second coolant inlet end and the second coolant outlet end are disposed at the opposite ends of the second pipe, wherein the second coolant inlet end is disposed at the top of the outer wall of the injection needle, and the second coolant outlet end is disposed at the bottom of the outer wall of the injection needle.
3 more elements
Dependencies are inferred from the claim text.