Electricity: motive power systems – Positional servo systems – Program- or pattern-controlled systems
Patent
1994-09-27
1996-07-09
Shoop, Jr., William M.
Electricity: motive power systems
Positional servo systems
Program- or pattern-controlled systems
31856811, 153401, 134188, 307 66, B25J 500
Patent
active
055347622
ABSTRACT:
A cleaning robot is operable in either a cord mode (by means of a plugged-in cord) or a cordless mode (by means of a battery). The robot includes a self-propulsion mechanism for advancing the robot during a cleaning operation, and a cord that can be plugged into an external power supply for powering the cleaning device and self-propulsion mechanism and a vacuuming mechanism during the cleaning operation. Following the cleaning operation, the vacuuming mechanism is deactivated, and the self-propulsion mechanism is powered by a battery carried by the robot for advancing the robot to the next area to be cleaned.
REFERENCES:
patent: 4210978 (1980-07-01), Johnson et al.
patent: 4536694 (1985-08-01), McCarty et al.
patent: 5001635 (1991-03-01), Yasutomi et al.
patent: 5402051 (1995-03-01), Fujiwara et al.
Masih Karen
Samsung Electronics Co,. Ltd.
Shoop Jr. William M.
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