主要有齿轮、轴、泵体、泵盖、轴承套、轴端密封等组成。齿轮采用双圆弧正弦曲线齿形制造。

YCB arc gear pumps are mainly gear, KCG axis, the pump body, cover, the axial bearing, sealing etc. Using double circular-arc gear tooth sine curve.

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一种具有无螺栓盖的泵，所述盖仅通过其与外壳之间的压缩环就能够被保持在泵的外壳的端部。

A pump has a boltless cover that is held on the end of a housing of the pump by only a compressed ring between the cover and the housing.

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