William K. MacCurdy

William K. MacCurdy
NationalityAmerican
Scientific career
InstitutionsSRI International
Evans Products Company

William K. MacCurdy was an American engineer at SRI International that developed the Hydra-Cushion freight car for Southern Pacific in 1954. Cushioned rail cars based on his design are still the standard.[1][2][3]

  1. ^ Nielson, Donald (2006). A Heritage of Innovation: SRI's First Half Century. Menlo Park, California: SRI International. pp. 6-1–6-3. ISBN 978-0-9745208-1-0.
  2. ^ Inventor William K. MacCurdy. "Direct-Acting Hydraulic Pneumatic Device". United States Patent and Trademark Office. Retrieved 2012-04-01.
  3. ^ Impact tests of cushion underframes and hydrafriction and standard draft gears. Stanford Research Institute. 1955.