Light hanger

Abstract

A modular portable light hanger that can be quickly and easily assembled and disassembled to a tray stand by one person without using any tools or hardware, each corner of the stand preferably interconnecting with a light hanger corner pole, and the four corner poles interconnecting with perimeter poles forming a substantially rectangular or square perimeter, providing structure about which equipment such as light fixtures, air moving fans, ducting, etc. may by suspended.

What is claimed is: 
     
         1 . A modular portable equipment hanger for use with a modular portable tray stand, comprising:
 four corner poles;   four perimeter poles interconnectable with the top ends of said corner poles by hand and without the need for tools or hardware; and   four corner adapters, each having a dowel directed downward and insertable into an open end of a tubular receiver of a tray stand corner joint, at least one surface extending parallel to said dowel for engagement with an exterior surface of said tubular receiver, and a corner pole receiver directed opposite said dowel and sized to receive insertion of a lower end of one of said corner poles, said corner adapters interconnectable with said corner poles by hand and without the need for tools or hardware.   
     
     
         2 . The hanger of  claim 1  wherein said corner poles and perimeter poles comprise round tubular metal poles of the same diameter. 
     
     
         3 . The hanger of  claim 1  wherein said poles and adapters are repeatably interconnectable for repeatable assembly and disassembly by hand and without the need for tools or hardware. 
     
     
         4 . The hanger of  claim 1  wherein said dowel has a diamond shaped cross section and is sized to snugly and rotatingly securely insert into square tubular material used for said tubular receiver of said tray stand corner joint. 
     
     
         5 . The hanger of  claim 1  further comprising a tray stand having four legs and four sides, said four legs and four sides being interconnectable for repeatable assembly and disassembly by hand and without the need for tools or hardware.