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[CN201611245921.X] Piston air hammer for marine low-speed diesel engine crankshaft repair tool
[CN201611245921.X] A Piston Air Hammer for Crankshaft Repair Tool for Marine Low Speed Diesel Engine Title: A Piston Air Hammer for Crankshaft Repair Tool for Marine Low Speed Diesel Engine Application Number: CN201611245921.X Applicant: Hudong Heavy Machinery Co., Ltd. Application Date: 2016-12-29 Patent Type: Invention Application for a Piston Air Hammer for Crankshaft Repair Tool for Marine Low Speed Diesel Engine, Including Shell, Plug, the outer diameter of the upper part of the piston forms a motion fit with the diameter of the inner cavity of the housing, and the outer diameter of the cylinder in the middle of the piston forms a motion fit with the inner diameter of the central through hole at the bottom of the housing. When the piston is inserted into the lowermost position of the housing, the horizontal vent passage just exposes the lower end surface of the housing. The invention has the characteristics of simple structure, convenient disassembly and assembly, easy maintenance, diverse functions and wide application.
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