Data processing: generic control systems or specific application – Specific application – apparatus or process – Robot control
Reexamination Certificate
2008-04-15
2008-04-15
Black, Thomas (Department: 3664)
Data processing: generic control systems or specific application
Specific application, apparatus or process
Robot control
C700S259000, C700S246000, C700S260000, C700S256000, C318S568100, C318S568120, C318S580000, C318S581000, C318S587000, C901S001000, C901S046000, C901S047000, C015S319000
Reexamination Certificate
active
07359766
ABSTRACT:
A robot cleaner comprises a suction unit installed within a cleaner body, for sucking dirt on a floor; a driving unit for moving the cleaner body; a wheel installed at a bottom of the cleaner body to be contacted with the floor, and rotated by movement of the cleaner body; a detecting unit for detecting whether the wheel is rotated; and a control unit for controlling the driving unit in response to signal from the detecting unit. Accordingly, the robot cleaner can smoothly and continuously carry out a cleaning operation, even when the robot cleaner is abnormally stopped due to an obstacle which is not previously recognized in traveling.
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An English language Abstract of German Patent Publication No. DE 3737845.
English language Abstract of JP 5-23272.
English language Abstract of Korean 2000-0002315.
English Language Abstract of JP 6-078863.
English language Abstract of JP 2002-360482.
English language Abstract of JP 6-343583.
English language Abstract of JP 8-000517.
Im Hyoung-Bin
Jeon Hyeong-Shin
Black Thomas
Greenblum & Bernstein P.L.C.
LG Electronics Inc.
Marc McDieunel
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