Patent ID: 6746175
Filing Date: 2004-06-08
Classification: E06B,Y10T

Abstract:
A corner lock for coupling adjacent frame members of a fenestration product, the adjacent frame members having respective end faces configured to matingly engage one another to form a joint there between, said adjacent frame members presenting respective coupling openings defined in the end faces, said corner lock comprising:a first leg configured for reception in the coupling opening of one of the adjacent frame members; a second leg configured for reception in the coupling opening of the other of the adjacent frame members; and a junction between said first and second legs, said legs being configured to position said junction in registration with the joint of the adjacent frame members when coupled by said corner lock, said legs including structure defining respective first and second sealing channels positioned laterally offset from said junction, each channel defining a flow path that extends along opposite sides of said junction from one side of said legs to an opposite side of said legs, with said channels configured for receiving sealant therein to provide a seal between said legs and respective frame members, said first leg including an upstanding, first rib positioned between said first sealing channel and said junction, said second leg including an upstanding, second rib positioned between said second sealing channel and said junction, said first and second ribs configured to minimize the flow of sealant from said channels to said junction and thus to the joint.