Plant and P LANTECELLE have the improved IN cell Proliferations of BEEN and development/diversification

摘要

One rudder blade (15) and a propeller (12) are arranged on a driving method axis. One bulb-shaped or zeppelin shape design flowing main body (20) are arranged to the extension of the cardan shaft in the region of rudder blade. Flowing main body (20) is arranged to self-destruction or automatic release, in the case of increase in the effect of power, impact, influence or pressure. Flowing main body is with identical or non-rudder blade is divided into two regions profile is identical. Flowing main body is made of a kind of metal, fibrous composite, a kind of metal-nonmetal compounds or a synthetic material.