The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 25, 2013
Filed:
Dec. 28, 2010
Applicants:
Sang Hoon Lee, Daejeon, KR;
Jin Wook Huh, Daejeon, KR;
Sin Cheon Kang, Daejeon, KR;
Yong Woon Park, Daejeon, KR;
Inventors:
Sang Hoon Lee, Daejeon, KR;
Jin Wook Huh, Daejeon, KR;
Sin Cheon Kang, Daejeon, KR;
Yong Woon Park, Daejeon, KR;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
B62D 6/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a wheel drive vehicle including a main body having a rotatable arm and an arm driving unit for driving the arm, a wheel rotatably mounted to the arm, respectively, and a sensing unit for sensing a non-contact state of the wheel from a ground, wherein the sensing unit includes a spring, first and second sensors, and a controller.