动产的善意取得制度,是我国民法的一项重要基本制度。本文以动产善意取得制度为写作基础,分析了动产取得制度的法理基础。本文首先介绍了动产善意,取得制度的历史考究,然后介绍了关于动产善意取得的法理学基础,包含有计时器的学说和权利外观说。最后简单地介绍了动产善意,取得制度的构成要件及其效力。 The goodwill acquisition system of movable property is an important basic system in our civil law. In this paper, the system of acquisition of movable property is taken as the basis of writing, and the legal basis of acquisition of movable property is analyzed. This article first introduces the history of good mover and acquisition system, and then introduces the jurisprudence basis of movability obtained from morals, including the theory of timer and the appearance of rights. Finally, the article briefly introduces the goodwill of movables and the components and effectiveness of the system.