Abstract: The present disclosure relates to a revolving rack for the distribution and storage of chain on spools and a method of distribution and storage thereof, and more specifically, to a revolving rack with multiple spools placed on removable spool holders attached to a manual or automatic rotating mechanism that is user activated to place a selected spool at a desired operative position for distribution of chain. The revolving rack including a rotating mechanism connected to a frame with two roller chains placed on bottom sprockets and top sprockets having a built-in mechanism to hold a selected spool at a fixed height. Spools are inserted in spool holders and then adapted on the revolving rack. A drive mechanism rotates the spool holders a desired position either manually or electrically. The revolving rack also includes a sturdy frame having an operative section for receiving the rotating mechanism and a fixation section with a forklift-type interface.

Abstract: The present invention relates generally to a portable screen system (PSS) for use with projecting equipment or for advertising. The PSS includes a collapsible frame that may be opened to an expanded position to support a screen. The PSS includes locking straps and support lines allowing the PSS to be erected in a variety of locations including both indoor and outdoor locations.

Abstract: One piece, molded, snap-fit roller chain cap of polymer material can be removably affixed to roller chain. The cap includes a pair of legs which, when affixed to a link of the chain, straddle the side plates thereof. Each of the plates and its associated leg have interlock portions. In the preferred form, the legs extend slightly below the bottom surfaces of the plates when the legs and plates are interlocked.