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Aircrew headgear

  • US 4,734,939 A
  • Filed: 05/15/1985
  • Issued: 04/05/1988
  • Est. Priority Date: 05/17/1984
  • Status: Expired due to Fees
First Claim
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1. Releasable attachment means for attaching equipment to a helmet comprising a first part for mounting on a helmet and including:

  • a plate andengagement means extending therefrom; and

    a second part for carrying equipment and engageable with said first part, the second part including;

    a base plate,a face plate mounted on said base plate and incorporating guide means for locating said engagement means, a manually-rotatable, resiliently-biassed lever pivotably mounted on said base plate and incorporating a jaw which is engageable with said engagement means to engage said first and second parts, a slidable member located on said base plate and having a cam surface engageable with said jaw, and release means operable in emergency to slide said slidable member so that the cam surface engages with the jaw and rotates the jaw out of engagement with said engagement means and hence releases the first part from the second part.

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