| 摘要 |
PROBLEM TO BE SOLVED: To use the vertical type shank bracket of a cultivator middle bone beam to form a detachable horizontal type shank bracket at the neighborhood thereof. SOLUTION: The shank bracket structure of the cultivator middle bone beam comprises the vertical type shank bracket fixed to the middle bone beam of the cultivator, and a bound bracket to be detachably bound to the vertical type shank bracket. The bound bracket comprises a bound bracket obtained by integrally forming a horizontal type shank bracket and a vertical type bound shank attached or detached to the vertical shank bracket of the middle bone beam, on a base frame to be contacted with the lower side edge of the middle bone beams below the fixing position of the vertical shank bracket, and the bound shank of the bound bracket is detachably bound to the vertical type shank bracket fixed to the middle bone beam. COPYRIGHT: (C)2011,JPO&INPIT
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