|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||F16M-011/00 F16M-011/02 F16M-011/24 F16M-011/20 F16M-011/38 F16M-013/00 E01F-009/00 G09F-017/00 G09F-003/00 E04H-015/28 E04H-015/00 E04H-012/20 E04H-012/00 A45B-025/12 A45B-025/00|
|미국특허분류(USC)||040/310; 248/159; 248/165; 248/166; 248/168; 248/170; 248/171; 248/178.1; 248/405; 116/063.P; 116/173; 135/098; 135/037; 052/146|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 10 인용 특허 : 102|
The present invention relates to a portable information sign device. In one embodiment of the invention, a top plate comprises a foundation and three plate coupling ports. A center arm comprises an arm rod axially coupled to the top plate foundation. A sliding plate is slideably coupled to the arm rod and comprises a sliding plate foundation and three sliding plate coupling ports. A spring encircling the arm rod is connected on a first end to the sliding plate foundation and on a second end to a stop coupled to the distal end of the arm rod. Three guide ...
What is claimed is: 1. A portable information sign device, comprising: a top plate comprising a top plate foundation and three top plate coupling ports; a center arm coupled to the top plate, comprising an arm rod axially coupled to the top plate foundation of the top plate, the arm rod comprising a first end coupled to the top plate foundation of the top plate and a distal end, a sliding plate slideably coupled to the arm rod and comprising a sliding plate foundation and three sliding plate coupling ports, a spring comprising a first end and a second e...