trip hammer(redirected from Helve Hammer)
Also found in: Encyclopedia.
Related to Helve Hammer: trip hammer
trip ham·meralso trip·ham·mer or trip-ham·mer (trĭp′hăm′ər)
A heavy, power-operated hammer that is lifted by a cam or lever and then dropped.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.