发明名称 |
SYSTEM FOR APPLYING DOWN PRESSURE IN A COULTER ASSEMBLY |
摘要 |
A coulter assembly for an agricultural implement. The coulter assembly includes a support structure and a disc blade rotatably mounted to the support structure. The coulter assembly also includes a spring assembly coupled to the support structure and configured to urge the disc blade into soil. The spring assembly includes a variable rate spring. |
申请公布号 |
US2015189825(A1) |
申请公布日期 |
2015.07.09 |
申请号 |
US201514664553 |
申请日期 |
2015.03.20 |
申请人 |
CNH Industrial Canada, Ltd. |
发明人 |
Gadzella Gerard James;Schilling Robin Bruno |
分类号 |
A01B61/04;A01B63/24;A01B63/00;A01B15/18 |
主分类号 |
A01B61/04 |
代理机构 |
|
代理人 |
|
主权项 |
1. A coulter assembly for an agricultural implement comprising:
a support structure; a disc blade rotatably mounted to the support structure; and a spring assembly coupled to the support structure, and configured to urge the disc blade into soil, wherein the spring assembly comprises a variable rate spring having multiple spring rates, and the spring rate of the variable rate spring is configured to vary in response to compression of the variable rate spring. |
地址 |
Saskatoon CA |