Kowalchuk Trevor Lawrence,Turner Jack Donald,Engel Gordon Anthony
申请号：
US201816105152
公开号：
US2018352723(A1)
申请日:
2018.08.20
申请国别(地区):
美国
年份:
2018
代理人:
摘要：
An agricultural metering device with a variable geometry meter roller is provided. The agricultural metering device includes a meter roller having a plurality of flutes. An aggregate cross sectional area of the flutes increases along a longitudinal axis of the meter roller.
