US 12,325,470 B2
Composite panel having perforated foam core and method of making the same
Dwaine D. Speer, West Lafayette, IN (US)
Assigned to Wabash National, L.P., Layfayette, IN (US)
Filed by Wabash National, L.P., Lafayette, IN (US)
Filed on Aug. 12, 2021, as Appl. No. 17/400,755.
Application 14/454,097 is a division of application No. 13/204,762, filed on Aug. 8, 2011, abandoned.
Application 17/400,755 is a continuation of application No. 15/912,970, filed on Mar. 6, 2018, granted, now 11,420,433.
Application 15/912,970 is a continuation of application No. 14/454,097, filed on Aug. 7, 2014, granted, now 9,908,315, issued on Mar. 6, 2018.
Claims priority of provisional application 61/372,259, filed on Aug. 10, 2010.
Prior Publication US 2021/0370660 A1, Dec. 2, 2021
Int. Cl. B62D 29/00 (2006.01); B29C 48/07 (2019.01); B32B 3/24 (2006.01); B32B 3/26 (2006.01); B32B 5/18 (2006.01); B32B 15/08 (2006.01); B32B 15/085 (2006.01); B32B 15/18 (2006.01); B32B 15/20 (2006.01); B32B 27/32 (2006.01); B32B 37/24 (2006.01); B32B 38/04 (2006.01); B62D 29/04 (2006.01); B29C 48/00 (2019.01); B29C 48/355 (2019.01); B32B 15/04 (2006.01)
CPC B62D 29/001 (2013.01) [B29C 48/07 (2019.02); B32B 3/266 (2013.01); B32B 5/18 (2013.01); B32B 15/08 (2013.01); B32B 15/085 (2013.01); B32B 15/18 (2013.01); B32B 15/20 (2013.01); B32B 27/32 (2013.01); B32B 37/24 (2013.01); B32B 38/04 (2013.01); B62D 29/002 (2013.01); B62D 29/005 (2013.01); B62D 29/043 (2013.01); B29C 48/0021 (2019.02); B29C 48/355 (2019.02); B29C 2793/00 (2013.01); B29C 2793/0018 (2013.01); B29C 2793/0045 (2013.01); B29C 2793/009 (2013.01); B32B 15/04 (2013.01); B32B 2038/042 (2013.01); B32B 2250/00 (2013.01); B32B 2250/03 (2013.01); B32B 2250/40 (2013.01); B32B 2250/44 (2013.01); B32B 2605/00 (2013.01); B32B 2605/08 (2013.01); Y10T 29/49826 (2015.01); Y10T 428/24273 (2015.01); Y10T 428/24331 (2015.01)] 14 Claims
OG exemplary drawing
 
1. A trailer, comprising:
a front wall;
a rear wall opposite the front wall;
a first sidewall including a first laminate panel; and
a second sidewall including a second laminate panel,
the first laminate panel and the second laminate panel each comprising:
a first edge,
a second edge opposite the first edge,
a third edge extending between the first edge and the second edge,
a fourth edge opposite the third edge,
a first skin,
a second skin opposite the first skin, and
a thermal plastic perforated core between the first skin and the second skin, the thermal plastic perforated core comprising a perforated region and an unperforated region, the perforated region comprising a plurality of rows of apertures formed therethrough, and the unperforated region comprising an aperture-free band extending from the first edge to the second edge and receiving a fastener therethrough,
wherein the aperture-free band spans a first distance from the third edge to an edge of an outermost row of apertures of the plurality of rows of apertures, the first distance being from approximately 2.0 inches to approximately 6.0 inches and being greater than a second distance that spans between a center point of adjacent rows of the plurality of rows, and
wherein the second distance is measured in a direction parallel to the first distance.