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Shelf support structure

  • US 3,921,539 A
  • Filed: 12/31/1974
  • Issued: 11/25/1975
  • Est. Priority Date: 12/31/1974
  • Status: Expired due to Term
First Claim
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1. A display device comprising a vertical standard, a coupling member vertically slidably engaging said standard, and a laterally extending shelf member supported by and cooperating with said coupling member, said coupling member limiting the swinging of said shelf member about a laterally extending axis between first and second predetermined angles and including means responsive to the positioning of said shelf member in one of said predetermined angles for releasably locking said shelf member to said standard against the lowering of said shelf member along said standard.

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