ROBERT MARSHALL JOHNSON, III
Pilots at 94 Ave, Puyallup, WA

License number
Washington C1053953
Issued Date
May 2016
Expiration Date
May 2017
Category
Airmen
Address
Address
13810 94Th Ave E, Puyallup, WA 98373

Professional information

Robert Johnson Photo 1

Impact Limiter For Spent Nuclear Fuel Transportation Cask

US Patent:
5394449, Feb 28, 1995
Filed:
Oct 8, 1993
Appl. No.:
8/131972
Inventors:
Robert A. Johnson - Puyallup WA
Ian D. McInnes - San Jose CA
Robert D. Quinn - Morgan Hill CA
Charles J. Temus - Puyallup WA
Assignee:
Pacific Nuclear Systems, Inc. - Federal Way WA
International Classification:
G21F 5008
US Classification:
376272
Abstract:
Impact limiters having noncircular outer peripheries are described for use to protect nuclear fuel transportation casks. The impact limiters include two different materials as impact absorbing materials. The impact limiter includes multiple sides and a tapered cap.