US 9,810,021 B2
Thermal expansion and contraction system
David J. Sylvester, Steger, IL (US); Rodney G. Rouleau, Manhattan, IL (US); Samuel C. Ramey, Naperville, IL (US); Shaun P. Brouwer, St. John, IN (US); and Scott K. Benedict, New Lenox, IL (US)
Assigned to Panduit Corp., Tinley Park, IL (US)
Filed by David J. Sylvester, Steger, IL (US); Rodney G. Rouleau, Manhattan, IL (US); Samuel C. Ramey, Naperville, IL (US); Shaun P. Brouwer, St. John, IN (US); and Scott K. Benedict, New Lenox, IL (US)
Filed on May 19, 2015, as Appl. No. 14/716,426.
Prior Publication US 2016/0340978 A1, Nov. 24, 2016
Int. Cl. E06C 7/14 (2006.01); H02G 3/32 (2006.01); H02G 3/04 (2006.01)
CPC E06C 7/14 (2013.01) [H02G 3/32 (2013.01); H02G 3/0456 (2013.01)] 24 Claims
OG exemplary drawing
 
1. A thermal expansion and contraction system for securing cables to a ladder rung, the thermal expansion and contraction system comprising:
at least one cable grip secured to the ladder rung, the at least one cable grip including a protective grommet for holding the cables to the ladder rung, a metal plate and wire forms for securing the protective grommet to the metal plate;
wherein the metal plate includes a main body with downwardly extending sides and a plurality of slots extending through the downwardly extending sides.