Usage examples for helical

  1. This construction, it will be readily seen, produces a shaft which will have considerable transverse elasticity, while it must necessarily offer great resistance to torsional strain, the reversed helices forming a kind of helical trussing, which effectually braces it against torsion. – Modern Machine-Shop Practice, Volumes I and II by Joshua Rose
  2. I think he slipped up when he commented on that helical what's- it, then covered his slip by pretending he'd only leafed through the texts and picked up a bit here and there. – The Short Life by Francis Donovan
  3. Corresponding helical ribs in the guides rotated the rollers as the car moved. – Elevator Systems of the Eiffel Tower, 1889 by Robert M. Vogel
  4. It consisted of a metallic cylinder having a helical indenting groove cut upon it from end to end. – Edison, His Life and Inventions by Frank Lewis Dyer and Thomas Commerford Martin
  5. " My hunch says that Mr. Lazada is crooked as a helical coil. – The Golden Skull by John Blaine
  6. This is done either by forcing the oil through a passage of helical form or by delivering it tangentially to a circular chamber from which there is a central outlet. – Steam, Its Generation and Use by Babcock & Wilcox Co.
  7. While the operation of mangling is proceeding, the rollers move first in one direction and then in the other direction, and this change of direction is accomplished automatically by mechanism situated between the accumulator and the helical toothed gearing seen at the far end of the mangle. – The Jute Industry: From Seed to Finished Cloth by T. Woodhouse and P. Kilgour
  8. Then he came to the building on which he had parked his 'copter, and left the beltway, entering and riding up to the landing stage on the helical escalator. – Null-ABC by Henry Beam Piper and John Joseph McGuire