LED tube lamp
US9611984B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 4, 2015 |
| Grant date | Apr 4, 2017 |
| Priority date | — |
| Expiry date | Aug 4, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R13/6205
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An LED tube lamp having an end cap and a lamp tube is disclosed. The end cap includes an electrically insulating tubular part, sleeved with an end of the lamp tube, and a magnetic metal object disposed between an inner circumferential surface of the electrically insulating tubular part and the end of lamp tube. The electrically insulating tubular part having an inner circumferential surface with a plurality of protruding portions formed thereon and extending inwardly in a radial direction of the electrically insulating tubular part. Each of the protruding portions is disposed between an outer circumferential surface of the magnetic metal member and the inner circumferential surface of the electrically insulating tubular part, thereby forming a space therebetween, in which a hot melt adhesive is filled so that the end cap and the end of the lamp tube are adhesively bonded.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.