| 摘要 |
If the velocity of an oil tanker can be increased one knot by the present invention, the price of a technology disclosed in the present invention is definitely cheap. The technology disclosed in the present invention is a very simple technology such that no one can attempt to develop as prepared by the present invention. The purpose of the present invention is to notify of an estimated patent fee of 300 billion won (approximately $ 281 million) for the technology. A stick disclosed in the present invention is always available so that anyone can use the stick and be the owner thereof. The stick can increase the velocity of all ships in the world approximately one knot but the fatigue degree for the abrasion of the components also increases. The technology manufactures the stick into a wheel-like shape in order to increase the velocity. |
