Tags: lobe pump

Hydraulic Lobe Pump

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Hydraulic Lobe Pump

The lobe operation as pump uses the same principle of the external gear pump described previously. The lobes are considerably larger than gear teeth, but there are only two or three lobes on each rotor. A three-lobe pump is illustrated in figure 4-7. The two elements are rotated, one directly driven by the source of …

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Hydraulic Gear Pumps

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Hydraulic Gear Pumps

Gear pumps are external, internal, or lobe types. a. External. Figure 3-6 shows the operating principle of an external gear pump. It consists of a driving gear and a driven gear enclosed in a closely fitted housing. The gears rotate in opposite directions and mesh at a point in the housing between the inlet and …

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