Patent ID: 9200861
Filing Date: 2015-12-01
Classification: A46B,B08B,F16L,F41A

Abstract:
1. An auto cleaner for a gun barrel, the auto cleaner comprising a main body having one end connected to a first cleaning unit and another end connected to a second cleaning unit, wherein the main body comprises: a first shaft having one end combined to an inside of the main body and on which forward and reverse screw threads are formed; a second shaft having one end connected to the inside of the main body and provided in parallel to the first shaft; a reciprocating unit moving back and forth along the forward and reverse screw threads of the first shaft and the second shaft by being inserted into each of another end of the first shaft and another end of the second shaft; a third shaft having one end connected to the reciprocating unit and another end connected to the second cleaning unit, and moving the second cleaning unit according to a movement of the reciprocating unit; and a driving device rotating the first shaft in one direction.