Mining & Material Handling
Jackhammer
A jackhammer drives a chisel with rapid repeated impacts. Pneumatic and later electric or hydraulic versions made it possible to break rock and pavement without swinging a heavy hand tool.
About this artifact
A jackhammer drives a chisel with rapid repeated impacts. Pneumatic and later electric or hydraulic versions made it possible to break rock and pavement without swinging a heavy hand tool.
Sources & image credits
Documented image of this machine or its operating principle; see image credits for the original date and subject.
Image: Pneumatic_drill.jpeg
Creator: Anthony Appleyard at English Wikipedia
License: CC BY-SA 3.0
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