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Adjustable mounting arrangement for hooks and the like

  • US 4,226,394 A
  • Filed: 10/18/1978
  • Issued: 10/07/1980
  • Est. Priority Date: 10/18/1978
  • Status: Expired due to Term
First Claim
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1. A cap member selectively engageable with a hollow slotted element, comprising:

  • an external threaded portion having a generally cylindrical cross-section with the threads thereof having a given axis of symmetry through the center of curvature thereof;

    a sector-shaped shank portion adjacent said threaded portion and having flat and curved surface parts parallel to said axis, with said flat part relatively close to said axis and the major portion of said curved part relatively remote from said axis; and

    a lead portion adjacent said shank portion, said lead portion comprising (i) a mounting part having a regular polygonal cross-section perpendicular to and symmetrically disposed about said axis for engaging said slot, and (ii) a rounded end part, said end part cooperating with said mounting part to form a plurality of shoulders for retaining said member in said slot; and

    an internally threaded cap for threadably engaging said threaded portion of said member.

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