×

Protective device

  • US 6,273,641 B1
  • Filed: 08/18/1999
  • Issued: 08/14/2001
  • Est. Priority Date: 12/16/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. A protective device made from a plate-shaped material and shaped as a downwards open and upwards closed convex shell construction, comprising as integrated portions:

  • a roof plate; and

    at least one side wall which ends in a footplate, wherein the roof plate is undulate so as to stiffen the protective device, with cursive waves having a longer wave length than 2.5 times the wave height (h), and wherein the wave height does not exceed ten times the thickness (d) of the plate-shaped material, and where the roof plate is integrated with the at least one side wall.

View all claims
  • 9 Assignments
Timeline View
Assignment View
    ×
    ×