US 11,781,375 B1
Fenestration unit with panel frame having corner reinforcement plug
Anna Michelle Steademan, Klamath Falls, OR (US); and David Paul Belau, Klamath Falls, OR (US)
Assigned to JELD-WEN, Inc.
Filed by JELD-WEN, Inc., Charlotte, NC (US)
Filed on Mar. 16, 2022, as Appl. No. 17/655,012.
Int. Cl. E06B 3/96 (2006.01); E06B 3/968 (2006.01)
CPC E06B 3/9685 (2013.01) [E06B 3/962 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A frame for a fenestration unit comprising:
a first elongate frame member extending in a first direction toward a corner of the frame;
a second elongate frame member extending in a second direction that is different from the first direction toward the corner of the frame; and
a corner key that is disposed at the corner and that is engaged with both the first elongate frame member and the second elongate frame member, the second elongate frame member including:
a profile member defining an interior;
an elongate reinforcement beam disposed within the interior, the elongate reinforcement beam having a terminal end; and
a corner reinforcement plug with an insert end that is received in the terminal end of the elongate reinforcement beam, a corner end that is engaged with the corner key, and an intermediate portion extending along the second direction between the insert end and the corner end, the corner reinforcement plug having a shoulder defined between the intermediate portion and the insert end, the shoulder abutting against the terminal end and the intermediate portion disposed within the interior of the profile member.