Review Article
Design Multistage External Gear Pumps for Dry Sump Systems: Methodology and Application
Table 4
Output parameters of gear design.
| | Description | Value | Unit |
| | Tooth thickness | 5.24 | mm | | Stock allowance | 0.30 | mm | | Pregrinding rack cutter ad. | 4.42 | mm | | Pregrinding profile shift | -0.20 | mm | | Root diameter | 30.8 | mm | | Form diameter | 36.7 | mm | | Operative pressure angle | 26.3 | | | Relief groove height ratio | 0.80 | — | | Relief groove height | 7.50 | mm | | Pump displacement | 85.9 | | | Gearing total width | 89.3 | mm | | Backlash | 1.52 | mm | | Root clearance | 1.07 | mm | | Tip circle tooth thickness | 0.15 | mm | | Contact ratio | 1.32 | mm |
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