Pressure elder brother despotism pouring flag

摘要

The present invention cheats drawing pin, pressure-type of the release of the modern form of the related air gun as the tool for being used to removal drawing pin syringe. Ice bridge control may drive in step 3, it has weak material, such as foamed polystyrene or cork, it is to weak, the pressure of common materials, such as rubber, wood, plastic material apply pressure, such as strong, it is to create a crunch outside air by the inhalant of motor part by the crunch of the speech pressure of injection. A drawing pin is not instild to Bill, and primary Bill can be 15 to 20 drawing pins. If you remove the drawing pin for being used to separating treatment, being connected to rifle and not blocking there is a rechargeable place.