Stackable interlocking tray system

Abstract

Embodiments of the invention are directed to a stackable interlocking tray system. The stackable interlocking tray system may include a support assembly having a plurality of struts, a lower tray assembly including trays that are operatively coupled to the support assembly and configured to receive a second end of a plurality of the struts, and an upper tray assembly including trays that are operatively coupled to the support assembly and configured to receive a first end of a plurality of the struts. Each tray may define sidewalls that are configured to engage complementary side walls of adjacent trays.

What is claimed is: 
     
         1 . A stackable interlocking tray system, the system comprising:
 a support assembly comprising a plurality of struts, wherein each of the plurality of struts define a first end and a second end;   an upper tray assembly comprising one or more first trays operatively coupled to the support assembly, each of the one or more first trays having a bottom surface comprising a plurality of lower attachment locations configured to be coupled with the first end of one of the plurality of struts; and   a lower tray assembly comprising one or more second trays operatively coupled to the support assembly, each of the one or more second trays having a top surface comprising a plurality of upper attachment locations configured to be coupled with the second end of one of the plurality of struts;   wherein each of the one or more first trays comprises a plurality of sidewalls configured to be coupled with a complementary sidewall of an adjacent one of the first trays;   wherein each of the one or more second trays comprises a plurality of sidewalls configured to be coupled with a complementary sidewall of an adjacent one of the second trays.   
     
     
         2 . The stackable interlocking tray system of  claim 1 , wherein each of the first trays comprises a first sidewall, a second sidewall, a third sidewall, and a fourth sidewall, the first sidewall being configured to be coupled with the second sidewall of a first adjacent one of the first trays, the second sidewall being configured to be coupled with the first sidewall of a second adjacent one of the first trays, the third sidewall being configured to be coupled with the fourth sidewall of a third adjacent one of the first trays, the fourth sidewall being configured to be coupled with the third sidewall of a fourth adjacent one of the first trays. 
     
     
         3 . The stackable interlocking tray system of  claim 1 , wherein each of the second trays comprises a first sidewall, a second sidewall, a third sidewall, and a fourth sidewall, the first sidewall being configured to be coupled with the second sidewall of a first adjacent one of the second trays, the second sidewall being configured to be coupled with the first sidewall of a second adjacent one of the second trays, the third sidewall being configured to be coupled with the fourth sidewall of a third adjacent one of the second trays, the fourth sidewall being configured to be coupled with the third sidewall of a fourth adjacent one of the second trays. 
     
     
         4 . The stackable interlocking tray system of  claim 3 , wherein:
 the first sidewall comprises a first hooking mechanism configured to be coupled with the second sidewall of the first adjacent one of the second trays; and   the second sidewall comprises a second hooking mechanism configured to be coupled with the first sidewall of the second adjacent one of the second trays.   
     
     
         5 . The stackable interlocking tray system of  claim 3 , wherein:
 the third sidewall comprises a third hooking mechanism configured to be coupled with the fourth sidewall of the third adjacent one of the second trays; and   the fourth sidewall is configured to be coupled with the third hooking mechanism of the third sidewall of the fourth adjacent one of the second trays.   
     
     
         6 . The stackable interlocking tray system of  claim 1 , wherein each of the lower attachment locations comprises a female receptacle configured for receiving the first end of one of the plurality of struts. 
     
     
         7 . The stackable interlocking tray system of  claim 6 , wherein the female receptacle of each of the lower attachment locations defines a recess configured for receiving the first end of one of the plurality of struts. 
     
     
         8 . The stackable interlocking tray system of  claim 1 , wherein each of the upper attachment locations comprises a female receptacle configured for receiving the second end of one of the plurality of struts. 
     
     
         9 . The stackable interlocking tray system of  claim 8 , wherein:
 the second end of each of the plurality of struts comprises a plurality of protrusions; and   the female receptacle of each of the upper attachment locations defines a plurality of slots, each slot being configured to receive one of the protrusions of the second end of one of the plurality of struts.   
     
     
         10 . A stackable interlocking tray, the tray comprising:
 a bottom surface, the bottom surface defining a plurality of lower attachment locations, each lower attachment location being configured to be coupled with a first end of a strut;   a top surface, the top surface defining a plurality of upper attachment locations, each upper attachment location being configured to be coupled with a second end of a strut;   a first sidewall, the first sidewall being configured to be coupled with a second sidewall of a first adjacent tray;   a second sidewall, the second sidewall being configured to be coupled with a first sidewall of a second adjacent tray;   a third sidewall, the third sidewall being configured to be coupled with a fourth sidewall of a third adjacent tray; and   a fourth sidewall, the fourth sidewall being configured to be coupled with a third sidewall of a fourth adjacent tray.   
     
     
         11 . The stackable interlocking tray of  claim 10 , wherein:
 the first sidewall comprises a first hooking mechanism configured to be coupled with the second sidewall of the first adjacent tray, the first sidewall being configured to be coupled with a second hooking mechanism of the second sidewall of the first adjacent tray; and   the second sidewall comprises a second hooking mechanism configured to be coupled with the first sidewall of the second adjacent tray, the second sidewall being configured to be coupled with a first hooking mechanism of the first sidewall of the second adjacent tray.   
     
     
         12 . The stackable interlocking tray of  claim 10 , wherein:
 the third sidewall comprises a third hooking mechanism configured to be coupled with the fourth sidewall of the third adjacent tray; and   the fourth sidewall is configured to be coupled with a third hooking mechanism of the third sidewall of the fourth adjacent tray.   
     
     
         13 . The stackable interlocking tray of  claim 10 , wherein each of the lower attachment locations comprises a female receptacle configured for receiving a first end of a strut. 
     
     
         14 . The stackable interlocking tray of  claim 13 , wherein the female receptacle of each of the lower attachment locations defines a recess configured for receiving a first end of a strut. 
     
     
         15 . The stackable interlocking tray of  claim 10 , wherein each of the upper attachment locations comprises a female receptacle configured for receiving a second end of a strut. 
     
     
         16 . The stackable interlocking tray of  claim 16 , wherein the female receptacle of each of the upper attachment locations defines a plurality of slots, each slot being configured to receive a protrusion defined by a second end of a strut.