摆线齿形的内啮合齿轮泵又叫做摆线转子泵，泵中的小齿轮和内齿轮只相关一个齿，因此这种内啮合齿轮泵不需要设置隔板。

Cycloidal tooth profile of the internal gear pump, also called cycloidal rotor pump, pump the small gear and internal gear only related a tooth, so the internal gear pump do not need to set partition.

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内啮合齿轮泵有两种齿形即：渐开线齿形和摆线齿形。

Internal gear pump has two kinds of tooth profile namely: involute profile and cycloidal tooth profile.

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主要从事新型无侧压无连杆内摆线行星齿轮内燃机的研制开发和经济管理软件的开发。

Mainly engaged in a new type of lateral pressure without cycloidal gear linkage within the internal combustion engine research and development of economic management and software development.

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