Invention Grant
US08479436B2 Waterfowl decoy motion system 失效
水禽诱饵运动系统

Waterfowl decoy motion system
Abstract:
A waterfowl decoy motion system comprising a multiplicity of movable decoys and several idler pulley assemblies that contain a pulley disposed upon a vertical shaft, and a retaining assembly disposed over the pulley and connected to the vertical shaft. The retaining assembly has a minimum cross sectional dimension greater than the diameter of the pulley.
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