Ham″mer break. (Elec.) An interrupter in which contact is broken by the movement of an automatically vibrating hammer between a contact piece and an electromagnet, or of a rapidly moving piece mechanically driven.
Content
Rights and sources
Review source, license and attribution information for this content.
Content
Webster's Dictionary 1913
Webster's Revised Unabridged Dictionary, C. & G. Merriam Co., 1913.