Delineating pole having an anchoring base and spring cartridge for snow based applications

  • US 7,871,221 B2
  • Filed: 07/23/2010
  • Issued: 01/18/2011
  • Est. Priority Date: 07/24/2007
  • Status: Active Grant
First Claim
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1. An anchoring base for a delineator pole for snow based applications comprising an insertion rod having a longitudinal axis, said insertion rod including a plurality of resilient mechanical members extending outwards relative to said insertion rod longitudinal axis, said plurality of resilient mechanical members bending or configuring upon insertion of said anchoring base, into a first position or configuration that facilitates insertion while impeding and resisting axial extraction forces, and upon subsequent rotation of said anchoring base, said plurality of mechanical members bending or reconfiguring into a second position or configuration reducing said anchoring base extraction resistance force.

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