crossbeam vs trave

crossbeam

noun
  • A horizontal structural beam that runs perpendicular to the primary support beams; a girder. 

  • A beam laid across the bitts, to which the cable is fastened when riding at anchor. 

trave

noun
  • A crossbeam. 

  • A wooden frame to confine unruly horses while they are shod. 

  • A section formed by crossbeams. 

How often have the words crossbeam and trave occurred in a corpus of books? (source: Google Ngram Viewer )