Patent ID: 8336126
Filing Date: 2012-12-25
Classification: A47K

Abstract:
1. An apparatus configured to lift and lower a seat assembly of a toilet, the apparatus comprising: a case that is configured to be mounted to the toilet using existing mounting bolts of the seat assembly, wherein the case comprises: a motion sensor that outputs a detection signal in response to observed motion; a motor assembly comprising a motor driving unit and a motor, wherein the motor driving unit is configured to drive a shaft of the motor in a clockwise or a counterclockwise direction based on receipt of a direction signal; a first gear located on the shaft such that a rotation of the shaft of rotates the first gear; a second gear located on an axle within the case and interfaced with the first gear such that a rotation of the first gear rotates the second gear; an output shaft connected to a clutch coupled to a lever exiting the case such that rotation of the output shaft lifts or lowers the lever; a wire rope wrapped around a hub of the second gear and a hub of the output shaft; and a micro-controller configured to send the direction signal to the motor driving unit indicating a direction of rotation based on the detection signal, wherein each hub includes an embedded flat ferrule and the wire rope is wrapped around the hubs through respective holes of the flat ferrules.