Lock assembly for wearable structure

  • US 5,241,765 A
  • Filed: 02/18/1992
  • Issued: 09/07/1993
  • Est. Priority Date: 01/17/1991
  • Status: Expired due to Term
First Claim
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1. A lock assembly for a structure having a generally continuous face subject to abrasive wear comprising a base part and a wear part, said base part being attached to said face and outstanding therefrom and having a transverse wall for engaging lock means,each of said base part and said wear part having releasable coupling means for coupling said parts together, one of said parts including groove means and the other of said parts including tongue means in engagement with said groove means, each of said tongue means and said groove means being equipped with transversely spaced apart longitudinally extending walls for releasably coupling said parts together,each of said parts having first and second longitudinally extending surfaces with the first surface of said base part being in contact with said face and the second surface of said base part being remote from said face,said wear part having first and second ends with the first surface thereof being adjacent said face, the second surface of said wear part being generally parallel to said wear part first surface and remote from said face, said wear part first surface extending form said first end to said second end,said coupling means of said base part being along said base part second surface and said coupling means of said wear part being along said wear part first surface,said wear part second surface having a generally rectangular opening communicating with said base part when said parts are in assembled relation,said wear part being equipped with at least one transverse wall extending generally parallel to but spaced from said base part transverse wall,lock means mounted in said opening and extending between said base part transverse wall and said wear part transverse wall, said lock means being equipped with a resilient means and a latch, said latch being resiliently movable in a transverse direction for latching and releasing said lock means in and from said opening, andone of said base part and said wear part including keeper means extending generally longitudinally for upsettably confining said lock means against the urging of said resilient means.

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