发明授权
US07925404B2 Planter assembly with selectively actuated output 有权
具有选择性致动输出的播种机组件

Planter assembly with selectively actuated output
摘要:
An actuating system for a planting device. The actuating system has an electric motor that provides an actuating force for a seed shaft. A pneumatic acting member is connected to a source of compressed air through a valve and positioned to engage the electric motor to actuate the electric motor. The source of compressed air and electric motor can thus be connected to a controller that operates the source of compressed air and the electric motor in order to provide selective actuation to control planting of the planting device.
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