US 11,923,668 B2
Splice for cable tray and cable tray assembly including same
Jayram Shivajirao Desai, Kolhapur (IN); and Lalit Subhash Khairnar, Pune (IN)
Assigned to EATON INTELLIGENT POWER LIMITED, Dublin (IE)
Filed by Eaton Intelligent Power Limited, Dublin (IE)
Filed on May 5, 2022, as Appl. No. 17/737,509.
Claims priority of provisional application 63/184,531, filed on May 5, 2021.
Prior Publication US 2022/0360061 A1, Nov. 10, 2022
Int. Cl. H02G 3/06 (2006.01); F16B 7/04 (2006.01); F16L 3/26 (2006.01)
CPC H02G 3/0608 (2013.01) [F16B 7/042 (2013.01); F16L 3/26 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A cable tray assembly comprising:
a first cable tray section including a bottom wall;
a second cable tray section adjacent the first cable tray and including a bottom wall defining a keyhole opening having a rectilinear portion and an enlarged rounded end portion;
a cable tray splice defining openings; and
male twist-lock fasteners received in the respective keyhole openings of the first and second cable tray sections and the openings of the cable tray splice to couple the cable tray splice to the bottom walls of the first and second cable tray sections, whereby the first and second cable tray sections are spliced together to form the cable tray assembly, each of the male twist-lock fasteners comprising a stem body having upper and lower portions, wherein the upper portion of the stem body has opposite rounded longitudinal ends and opposite flat side ends, wherein the opposite rounded longitudinal ends are configured to fit snugly within the enlarged rounded end of the keyhole opening by rotating the stem body in the keyhole opening.