Take protective structure's safe lawnmower blade
The utility model provides a take protective structure's safe lawnmower blade belongs to garden equipment instrument field. It has been solved current lawnmower blade and has touch the problem that produces blade piece departure behind the hard thing easily. This take protective structure'...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a take protective structure's safe lawnmower blade belongs to garden equipment instrument field. It has been solved current lawnmower blade and has touch the problem that produces blade piece departure behind the hard thing easily. This take protective structure's safe lawnmower blade, including the blade disc that is equipped with the mounting hole, still including two go -betweens of cutting ring sum, the cutting ring is outer along being equipped with the sawtooth, cutting ring external diameter, the go -between external diameter, cutting intra -annular footpath, average cutter diameter and go -between internal diameter reduce in proper order, two go -betweens pass through fastener coaxial fixing in the blade disc both sides, the fastener no. 2 that the cutting ring was made through the material that easily breaks is fixed between two go -betweens, just point portion in sawtooth outer end radially is less than the difference of go -between external diameter and average cutter dia |
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