| 摘要 |
Reversible coulter 5 for a plough share, of the type which is fixed by means of screws 11 to the front part of the plough share, and which is capable of being mounted in two positions offset by 180 DEG , and which has a curved shape to fit with the shape provided at this end of the plough share, characterised in that it is made up from a plate of rhomboid shape provided with two longitudinal cut-outs 6, located symmetrically with respect to the geometric centre of this plate and starting from a zone located more or less at the centre of the main sides, to reach the small sides ending in a cutting edge 8, 9. <IMAGE>
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