发明名称 Soil loosening and ventilating implement - is regulated to match penetration depth to different soils
摘要 <p>The soil loosening and ventilating implement is for use in the garden and field. The penetration depth of the implement can be matched to different soils by means of wts. and the adjustability of the sickle-shaped tines. Because of the shape and fitting of the two tines a specially straight follow-up is ensured. The implement also has a puller handle to allow it to be raised from the ground. The implement is practically self-adjusting, with more penetration being achieved in looser and lighter soils.</p>
申请公布号 DE2846441(A1) 申请公布日期 1980.05.22
申请号 DE19782846441 申请日期 1978.10.25
申请人 BREMEN,HELLWIG VON 发明人
分类号 A01B1/14;(IPC1-7):01B1/14;01B45/02 主分类号 A01B1/14
代理机构 代理人
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