LED tube lamp
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Dec 6, 2022
Grant Date -
Dec 2, 2021
app pub date -
Aug 9, 2021
filing date -
Sep 28, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An LED tube lamp comprises a glass lamp tube having a main body, two end caps coupled to a respective end of the tube, an LED light strip adhered to inner circumferential surface of the tube by first adhesive, a plurality of LED light sources mounted on a mounting region, a power supply module having a circuit board and a plurality of electronic components mounted on the circuit board, a diffusion layer covering on outer surface or inner surface of the tube, and a protective layer being disposed on surface of the strip and having a plurality of first openings for disposing the plurality of LED light sources. The strip comprises the mounting region and connecting region at an end of the strip. The circuit board is substantially parallel with axial direction of the tube, electrically connects to the connecting region, and stacks with a portion of the connecting region.
First Claim
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International Classification(s)
- F21V:FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES....
- C03C:CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREO....
- H05B:ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE ....
- F21Y:INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21L,....
- F21K:LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- B23K:SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLA....
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