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US 2021/0080100 A1Published application
Hermetically sealed led light and method for manufacturing a hermetically sealed led light
AssigneeSchott AG
InventorsFrank GINDELE, Christian RAKOBRANDT
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Abstract
A hermetically sealed LED light is provided that includes a ceramic base with a plurality of LEDs and a metal cap soldered thereto and a channel for introducing an electrical, optical, or mechanical component.
Claims25
A method for manufacturing a hermetically sealed LED light, comprising:
- first, assembling at least one LED on a base made of ceramic;
- and
- soldering a metal cap to the base using a metal solder.
A method for manufacturing a hermetically sealed LED light, comprising:
- providing a metal cap having an end face at one end, an opening at an opposite end, and a hollow channel therebetween;
- melting a glass into the metal cap at the opening to form a hermetically sealed window in the opening;
- providing a base made of a ceramic material;
- disposing an LED chip on an upper surface of the base;
- arranging the metal cap with respect to the base so that the base is not arranged within the hollow channel but is mounted to the end face of the metal cap with the LED chip in the hollow channel;
- and
- soldering, with a solder, an outer edge of the end face and the upper surface of the base to one another to hermetically seal the metal cap and the base to one another.
4 more elements
Dependencies are inferred from the claim text.