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HAND TIGHTENED HYDRAULIC FITTING

  • US 20130161941A1
  • Filed: 11/13/2012
  • Published: 06/27/2013
  • Est. Priority Date: 12/26/2011
  • Status: Active Grant
First Claim
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1. A coupling system comprising:

  • a male portion;

    a female portion;

    a hand-tightenable threaded retaining member which draws said male portion and said female portion into sealing engagement when threadingly engaged; and

    a locking member which locks said hand-tightened retaining member to prevent it from unthreading.

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