Patents Assigned to Protec Engineering Inc.
  • Patent number: 8079571
    Abstract: A shock-absorbing fence comprises: a guard net provided in a stretched state between main posts provided to stand at a predetermined interval; a safety net attached between a skirt of the guard net and a ground; and a member joining an upper rim of the safety net to the skirt of the guard net as well as securing a lower rim of the safety net to the ground, the member including a horizontal support rope member provided along the lower rim of the safety net and a plurality of hillside support rope members connecting between a plurality of points of the horizontal support rope member and a plurality of hillside anchors, the safety net being allowed to deform in an extended manner following deflection and deformation of the guard net, while maintaining a gap below the guard net in a closed state, in case of rockfall.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: December 20, 2011
    Assignee: Protec Engineering Inc.
    Inventors: Yoichi Nishita, Tomohiro Fujii, Toshimitsu Nomura