Expandable drywall corner piece
View Patent ↗A drywall corner piece with flange surfaces forming a near right angle forming a cup for fitting over drywall corners where the web sections of the flanges have at least one strain relief channel allowing the piece to flex to different angles.
1. A drywall end piece comprising:
a first flat flange positioned in a first plane, said first flange having a first center point and a first strain relief channel running diagonally from a first outer corner to a point near said first center point, said first flange also having an elongated first hole near said first center point;
a second flat flange positioned in a second plane, said second flange having a second center point and a second strain relief channel running diagonally from a second outer corner to a point near said second center point, said second flange also having an elongated second hole near said second center point;
a third flat flange positioned in a third plane, said third flange having a third center point and a third strain relief channel running diagonally from a third outer corner to a point near said third center point, said third flange also having an elongated third hole near said third center point;
wherein said first plane, said second plane and said third plane are nearly perpendicular;
a first arcuate section continuously connecting said first flat flange to said second flat flange;
a second arcuate section continuously connecting said second flat flange to said third flat flange;
a third arcuate section continuously connecting said third flat flange to said first flat flange;
arcuate tabs on said first, second and third arcuate sections;
a plurality of holes smaller than said first, second or third holes located near said first, second and third outer corners respectively.