公开(公告)号：US20190154211A1

公开(公告)日：2019-05-23

申请号：US16259303

申请日：2019-01-28

Applicant: LEDVANCE GmbH

Inventor： Dezhao Zhang ,  Jun Liu ,  Moritz Engl ,  Ming Tao Wang

IPC: F21K9/275 ,  F21S4/28 ,  F21V17/16 ,  F21K9/66 ,  F21K9/60 ,  F21V29/70 ,  F21V23/06 ,  F21V3/04 ,  F21V3/06 ,  F21V3/10

CPC classification number: F21K9/275 ,  F21K9/60 ,  F21K9/66 ,  F21S4/28 ,  F21V3/049 ,  F21V3/0625 ,  F21V3/10 ,  F21V17/164 ,  F21V23/06 ,  F21V29/70 ,  F21Y2103/10 ,  F21Y2115/10

Abstract: Various embodiments may relate to a lighting device, which includes a lamp tube having two open ends, a light engine arranged in the lamp tube, a carrier supporting the light engine, and two end caps closing the open ends. The lighting device further includes a diffuser. The carrier supporting the light engine is held on the diffuser, and the diffuser is held on the inner wall of the lamp tube.

公开(公告)号：US10359154B2

公开(公告)日：2019-07-23

申请号：US16259303

申请日：2019-01-28

Applicant: LEDVANCE GmbH

Inventor： Dezhao Zhang ,  Jun Liu ,  Moritz Engl ,  Ming Tao Wang

IPC: F21K9/00 ,  F21K9/275 ,  F21S4/28 ,  F21V17/16 ,  F21K9/66 ,  F21K9/60 ,  F21V23/06 ,  F21V3/04 ,  F21V3/06 ,  F21V3/10 ,  F21V29/70 ,  F21Y115/10 ,  F21Y103/10

Abstract: Various embodiments may relate to a lighting device, which includes a lamp tube having two open ends, a light engine arranged in the lamp tube, a carrier supporting the light engine, and two end caps closing the open ends. The lighting device further includes a diffuser. The carrier supporting the light engine is held on the diffuser, and the diffuser is held on the inner wall of the lamp tube.