Title:
OBSTRUCTION MANAGEMENT SYSTEM FOR ROBOTS
Document Type and Number:
WIPO Patent Application WO2002065886
Kind Code:
A3
Abstract:
A system for mobile robots to detect obstructions. Obstructions include objects which may impair the or impede the mobility of the robot, as well as transitions from carpeted surfaces to hard surfaces, transitions from hard surfaces to carpet, or transitions between other types of flooring. The system includes a plow (10) which may move underneath the obstruction, The obstruction may the be brushed aside, or rise to an elevation detectable by the robot. Upon detection, the robot may change its direction of movement or stop moving altogether.
Inventors:
KIRKPATRICK JAMES FREDERICK JR
Application Number:
PCT/US2002/004437
Publication Date:
January 09, 2003
Filing Date:
February 14, 2002
Export Citation:
Assignee:
PROCTER & GAMBLE (US)
International Classes:
A47L9/00; B25J5/00; B25J13/08; G05D1/02; A47L11/40; (IPC1-7): A47L11/40; A47L9/00; B25J5/00; G05D1/02
Foreign References:
| US5903124A | 1999-05-11 | |||
| US5023788A | 1991-06-11 | |||
| US5890250A | 1999-04-06 | |||
| US5440216A | 1995-08-08 | |||
| US5284522A | 1994-02-08 |
Other References:
PATENT ABSTRACTS OF JAPAN vol. 017, no. 614 (P - 1642) 11 November 1993 (1993-11-11)
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 12 29 October 1999 (1999-10-29)
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 12 29 October 1999 (1999-10-29)
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