|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B60B-023/00 B60B-027/02 B60B-027/06 B60B-037/00 A47B-081/00 A47B-097/00|
|미국특허분류(USC)||312/223.2; 301/111.05; 312/249.8|
|우선권정보||CN-2009 1 0300824 (2009-03-13)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 12|
The portable electronic device includes a body, a bottom panel configured for supporting the body, at least two linear wheel assemblies assembled to the bottom panel in the body corresponding to the at least two first opening, and a directional wheel assembly assembled to the bottom panel in the body corresponding to the second opening. At least two first opening and a second opening defined in the bottom panel. Each linear wheel assembly and the directional wheel assembly include a wheel member and a driving member respectively. The driving member of ea...
1. A portable electronic device comprising: a body;a bottom panel configured for supporting the body;two first openings and a second opening defined in the bottom panel; the two first openings and the second opening forming three corners of an isosceles triangle correspondingly;two opposite supporting portions being formed on the bottom panel at one side of each opening and being symmetrical to each other relative to each opening;two opposite fixing portions being formed on the bottom panel between the two supporting portions;at least two screw holders f...