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. 26, 2012
Filed:
Dec. 07, 2007
Kyoung-woung Kim, Gwangju, KR;
Sam-jong Jeung, Gwangju, KR;
Jeong-gon Song, Gwangju, KR;
Myeong-ho Kim, Gwangju, KR;
Tae-young Ryu, Gwangju, KR;
Ju-sang Lee, Gwangju, KR;
Heung-yi Kim, Gwangju, KR;
Sam-hyun Choi, Gwangju, KR;
Jang-youn Ko, Gwangju, KR;
Dae-hyung Kim, Gwangju, KR;
Hak-bong Lee, Gwangju, KR;
Yoon-kyunh Cho, Jeoliabuk-do, KR;
Kyoung-woung Kim, Gwangju, KR;
Sam-jong Jeung, Gwangju, KR;
Jeong-gon Song, Gwangju, KR;
Myeong-ho Kim, Gwangju, KR;
Tae-young Ryu, Gwangju, KR;
Ju-sang Lee, Gwangju, KR;
Heung-yi Kim, Gwangju, KR;
Sam-hyun Choi, Gwangju, KR;
Jang-youn Ko, Gwangju, KR;
Dae-hyung Kim, Gwangju, KR;
Hak-bong Lee, Gwangju, KR;
Yoon-kyunh Cho, Jeoliabuk-do, KR;
Abstract
An improved cleaning robot that uses a simple structure to sense an obstacle is provided. The cleaning robot includes a robot main body comprising a driving unit to drive the cleaning robot, and a cleaning unit to remove dust, a bumper unit which is movably mounted in the robot main body to protect the robot main body from collision with an obstacle, a sensor unit which supports the bumper unit movably in a plurality of directions to sense the collision of the bumper unit and the obstacle, and a control unit which controls the driving unit on the basis of a signal sensed by the sensor to avoid the obstacle.