| 摘要 |
A vacuum meter and a retrofit kit. The retrofit kit is particularly adapted for modifying or retrofitting vacuum meters configured with the centerline of the seed discharge chute or seed tube offset from the seed-side face of the seed disk, examples of which include the John Deere MaxEmerge(R) family of vacuum meters. The vacuum meter and retrofit includes an offset disk having a seed plane disposed in substantial alignment with a central axis of the discharge chute the vacuum meter housing.
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