Class Information
Number: 173/98
Name: Tool driving or impacting > Impacting devices (e.g., hammers) > Hammer head moves in arcuate path or rotates > Hammer head moves out of arcuate or rotary path
Description: Apparatus including means for permitting or causing the hammer to detour from the path generated about an axis, this movement being usually for permitting the hammer to clear the tool or anvil after the delivery of a blow thereto.
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