Wiktionary
presser beams
n. (presser beam English)
Usage examples of "presser beams".
Lift towers locked down and threw up barrier panels of their own, and immensely powerful presser beams snarled to life.
One by one the big guns came to bear, and red-tipped explosive charges, driven by massive presser beams, arced toward the Gumption in implacable flat trajectories.