Patent ID: 9395723
Filing Date: 2016-07-19
CPC Classification: B25J,G05D,Y10S

Claim Text:
1. A self-propelled robot comprising: a base comprising: a head comprising: a neck connecting the head to the base, the neck movable to space the head away from the base when in an erect position, the neck movable to space the head proximate the base when in a collapsed position; a container assembly supported between the head and the base; and a processor in communication with the ultrasonic range finding sensor and the drive motor, the processor configured to, when communication transceiver is in communication with the carry sensor and the ultrasonic range finding sensor receives an ultrasonic signal from the carry sensor, operate the drive motor to maintain the ultrasonic range finding sensors oriented forward facing in the direction of travel toward the carry sensor and maintain a predefined distance between the ultrasonic range finding sensor and the carry sensor.