Weight plate retention collar

  • US 7,513,856 B2
  • Filed: 05/14/2007
  • Issued: 04/07/2009
  • Est. Priority Date: 05/14/2007
  • Status: Active Grant
First Claim
Patent Images

1. A weight retention collar for securing weight plates to a barbell comprisingan outer frame that is shaped to form an interior space sufficient to allow the placement of said barbell therein, said frame having a first side and second side;

  • a plurality of pressure pins that are substantially cylindrical in shape, each of said pressure pins having a first side and second side, said first side of each of said pressure pins being attached to the interior of said first side of said outer frame and said second side of each of said pressure pins being attached to the interior of said second side of said outer frame;

    a pull bar connected to one of said plurality of pressure pins; and

    a lever attached to said pull bar;

    wherein when said lever is activated to pull on said pull bar, said pressure pins close said outer frame around said barbell.

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