公开(公告)号：US11971561B2

公开(公告)日：2024-04-30

申请号：US17417979

申请日：2019-04-15

申请人： BUBO CO., LTD.

发明人： Tae Hoon Jang ,  Hyun Woo Jang

IPC分类号： G02B5/124 ,  F21V8/00

CPC分类号： G02B5/124 ,  G02B6/0055

摘要： Provided is a retroreflective structure and a light-emitting safety band using same. The retroreflective structure comprises: a switch unit for supplying power, a light source being connected to the switch unit; and a light-emitting unit coupled to the switch unit. The switch unit comprises: a middle plate case having a light transfer body insertion hole formed thereon; an upper plate case coupled to the upper portion of the middle plate case; and a PCB inserted into the middle plate case and the upper plate case. The light-emitting unit comprises: a lower retroreflective film; and a light transfer body installed to be forced against the upper portion of the retroreflective film. The light source is inserted into and installed in a light source insertion groove on an end of the light transfer body having a case engaging unit installed to engage with the light transfer body insertion hole.

公开(公告)号：US20220099870A1

公开(公告)日：2022-03-31

申请号：US17417979

申请日：2019-04-15

申请人： BUBO CO., LTD.

发明人： Tae Hoon JANG ,  Hyun Woo JANG

IPC分类号： G02B5/124 ,  F21V8/00

摘要： Provided is a retroreflective structure and a light-emitting safety band using same. The retroreflective structure comprises: a switch unit for supplying power, a light source being connected to the switch unit; and a light-emitting unit coupled to the switch unit. The switch unit comprises: a middle plate case having a light transfer body insertion hole formed thereon; an upper plate case coupled to the upper portion of the middle plate case; and a PCB inserted into the middle plate case and the upper plate case. The light-emitting unit comprises: a lower retroreflective film; and a light transfer body installed to be forced against the upper portion of the retroreflective film. The light source is inserted into and installed in a light source insertion groove on an end of the light transfer body having a case engaging unit installed to engage with the light transfer body insertion hole.