这是起重机配件液压齿轮泵。
液压齿轮泵的外部，内部的齿轮泵，叶片泵。
Hydraulic external gear pumps, internal gear pumps, vane pumps.
针对液压齿轮泵困油问题，提出卸荷方法的新设想。
This article presents a new tentative idea for the discharge of the pocketed oil in the hydraulic gear pump.
GPC4多联液压齿轮泵是用于起重机的一种配件。
本文对齿轮泵和液压缸的出现的常见故障进行分析。
This article counter gear pump and hydraulic cylinder's appearance's common breakdown carries on the analysis.
介绍了平面式并联齿轮泵的结构原理，对主从动齿轮的液压径向力，啮合力分别进行了分析。
This paper introduces the structure principle of parallel gear pump in plane, analyses the hydraulic forces and mesh forces in radial direction of driving and driven gear.
直齿共轭内啮合齿轮泵是一种新型低噪声液压元件。
Straight conjugate internal gear pump is a new kind of hydraulic component with low noise.
本文还设计了一套对纯水液压泵进行型式试验的纯水液压试验系统，除了对齿轮泵进行一般的性能和寿命试验外，还可对其进行气蚀性能的研究。
In this paper, a test system to pure water hydraulic gear pump for modeling test was designed, which is used to test cavitation property except for usual property and life test.
其次，对多齿轮泵的静力学特性作了分析，证明了中心轮径向液压力、啮合力及总作用力平衡。
Secondly, analyzing statics characteristic of the multi-gear pump demonstrates that radial hydraulic pressure, meshing force and resultant force are balanced on the center wheel.
复合式平衡齿轮泵是将内外齿轮泵融为一体的新型液压泵。
Balanced compound gear pump is a new king of hydraulic pump which combines ring gear with external gear pump.
当时，国内汽车动力转向液压泵产品均为齿轮泵，轿车转向液压泵还是空白。
At that time, the domestic automobile power steering pump products are gear pumps, car steering pump or a blank.
保定市光明液压机制造有限公司位于河北省保定市，是设计、生产、销售齿轮泵的专业化企业。
Located in Baoding, Hebei Province, is the design, production and sale of specialized gear pump enterprises.
型交、直流液压动力单元采用国际流行的K型齿轮泵，专用油泵电机，流线型油箱，具有20多种油路设计可满足不同类型的需要。
W type ac, dc hydraulic power unit adopts the international popular k, special type gear pumps, pump motor, with more than 20 streamlined oil tank can satisfy different types of design.
型交、直流液压动力单元采用国际流行的K型齿轮泵，专用油泵电机，流线型油箱，具有20多种油路设计可满足不同类型的需要。
W type ac, dc hydraulic power unit adopts the international popular k, special type gear pumps, pump motor, with more than 20 streamlined oil tank can satisfy different types of design.
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