Hand -held type fixed point mark instrument
The utility model relates to an agriculture and forestry instrument technical field, concretely relates to hand -held type fixed point mark instrument, include dust storing barrel, propeller, advancehui kou, go out grey slide, ash hole, the propeller includes that push rod, spring pedestal, setting...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to an agriculture and forestry instrument technical field, concretely relates to hand -held type fixed point mark instrument, include dust storing barrel, propeller, advancehui kou, go out grey slide, ash hole, the propeller includes that push rod, spring pedestal, setting are at the spring between push rod and the spring pedestal, the top pressing plate of setting between spring and push rod, be provided with shutoff mechanism between top pressing plate and the spring. During the use, one holds dust storing barrel, and the push rod is pressed down downwards to another hand, and the lime among the dust storing barrel moves down, moves when advancing ash mouthful, mouthful gets into from advancing the ash, falls down from the ash hole. Unclamp the right hand, under the effect of spring, into hui kou is blocked to advancing huikou to the rebound of shutoff mechanism, accomplishes the mark of an impact point. Different and traditional pay -off's continuous unwrapping wire, the utility m |
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