Patent ID: 9474917
Filing Date: 2016-10-25
CPC Classification: A62B,B25D

Claim Text:
1. A pneumatic hammer, comprising: an elongate, hollow housing, the housing having at least one handle extending outwardly therefrom; a pneumatic driver disposed inside said housing, the pneumatic driver having an air tank adapted to be filled with pressurized gas; a hammer assembly mounted inside the pneumatic driver, the hammer assembly having a hollow reciprocating hammer with a sharp hammer tip, the pneumatic driver having at least one pipe coupled to the hammer assembly to selectively drive the hammer, the hammer adapted to extend out of the housing to impact against an object and retract into the housing; a reciprocating alignment collar coupled to the hammer assembly at one end of the housing, the alignment collar aligning placement of the pneumatic hammer against the object to be impacted by the hammer; and a control assembly coupled to the housing to selectively drive the hammer; whereby selective release of the gas against the hammer builds back pressure to quickly drive the hammer against the object and break the same.