Copper removal brush for gun barrel
A copper brush and gun barrel technology, applied in weapon accessories, offensive equipment, weapon cleaning devices, etc., can solve the problems of deformation of the inner wall of the gun barrel, affecting the shell, corrosion, etc., achieving good sealing, saving cleaning materials, and less consumption. Effect
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[0009] The embodiments of the present invention will be further described below in conjunction with the accompanying drawings:
[0010] The brush handle 8 is a tube with knurling or netting on the outer surface. One end is open, namely the nozzle end. The inner wall of the nozzle has an internal thread, and the other end has a tube bottom. In the middle of the tube bottom, there are inner and The outer threaded hole is threaded to the spring seat 9 with outer thread in the inner threaded hole, and a spring 10 and a steel ball 11 are installed in the middle through hole of the spring seat to form a one-way valve.
[0011] A stepped stud 12 with a through hole in the middle is screwed in the outer end screw hole to form an air inlet pipe. A washer 13 and a rubber pad 14 are also connected to the outer end of the brush handle of the stud 12 to prevent the stud 12 from moving back and forth and prevent vibration.
[0012] The one-way valve and the intake pipe are connected with a centra...
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