Abstract: A motor driven electronic music box with a motor in a motor base. The shaft end of the motor has a scroll gear to drive the gear train which connects to an output shaft to provide horizontal output. the crown wheel connects to the vertical output power from the gear shaft. One side of the motor base connects to a base, and the base includes a fixing ring with several sound holes. the fixing ring has aa clasp to fix a speaker. On the side of the base are several bosses to support a circuit board. The circuit board connects to the motor, the speaker, a power source, a switch and an LED. The integrated circuit on the circuit board causes the speaker to produce sounds, and the LED to flash according to the melody. The circuit acts on the output shaft and gear shaft at the same time.

Abstract: A buffering safe device for use in vehicles, suits a seat belt in a vehicle, can form a inflated cushion layer to protect the human body, comprises an elongate hollowed box which has an openable lid and has a folded air bag inside thereof; on both ends of the box are hook portions for connecting the box to a surface of a seat belt; on one end of the box is a inflator connecting pipe, one end thereof being connected with an air bag in the box, while the other end being connected with an inflating device via a flexible and elastic hose; therefore, the box is installed directly on the seat belt while the inflating device is installed at one appropriate position in the vehicle, such that the buffering safe device can be installed on any seat in any vehicle.