US 12,338,636 B2
Nickel-gap flat siding product with locking joint
David L. Stackhouse, Nashville, TN (US); Matthew E. Vrazel, Nashville, TN (US); and Jack J. Johnson, Jr., Newberry, MI (US)
Assigned to LOUISIANA-PACIFIC CORP., Nashville, TN (US)
Filed by LOUISIANA-PACIFIC CORPORATION, Nashville, TN (US)
Filed on Jan. 16, 2023, as Appl. No. 18/097,447.
Claims priority of provisional application 63/299,844, filed on Jan. 14, 2022.
Prior Publication US 2023/0228099 A1, Jul. 20, 2023
Int. Cl. E04F 13/08 (2006.01)
CPC E04F 13/0894 (2013.01) 16 Claims
OG exemplary drawing
 
1. A siding system, comprising:
a pair of siding pieces, each piece comprising a length, a width, an exterior face, an interior face, a first edge with a first recess cut with a first recess face parallel to and open to the interior face, and a second edge with a second recess cut with a second recess face parallel to and open to the exterior face, wherein the first edge of one panel is configured to meet with and form a shiplap joint with the second edge of the other panel;
the first edge further comprising an overlap reverse curve face extending from an interior corner of the first recess cut to the interior face, and an overlap front face extending from an exterior corner of the first recess cut to the exterior face;
the second edge further comprising an underlap reverse curve face extending from an exterior corner of the second recess cut to the interior face, and an underlap back face extending from an interior corner of the second recess cut to the exterior face;
wherein the overlap reverse curve is configured to engage with the underlap reverse curve in whole or in part when the shiplap joint is formed;
wherein the overlap reverse curve comprises a first overlap curve and a second overlap curve, wherein the first overlap curve is adjacent the respective interior face;
wherein the underlap reverse curve comprises a first underlap curve and a second underlap curve, wherein the first underlap curve is adjacent the respective interior face;
wherein the first overlap curve has a first overlap radius of curvature, the second overlap curve has a second overlap radius of curvature, the first underlap curve has a first underlap radius of curvature, and the second underlap curve has a second underlap radius of curvature.