| 摘要 |
The invention relates to a rocket which can be used for educational or recreational purposes. The inventive rocket comprises a plastic bottle, a launching base and a casing for the plastic bottle, said casing forming the shape of the rocket. The aforementioned casing consists of an upper pointed end, a body comprising an inner cavity which is used to house the bottle and flanges at the lower part thereof. The bottle, which is positioned in the cavity of the casing with the nozzle facing downwards, forms a pressurised chamber which transmits momentum to the rocket. Moreover, a screw top is connected to the nozzle, which is used to connect the rocket to the launching base, said launching base comprising means for connecting to a pump which supplies pressurised air. |
