Patent ID: 11871843
Assignee: CORNING RESEARCH & DEVELOPMENT CORPORATION
Field: Mechanical elements (Mechanical engineering)
Classification: CPC A  H  F  G | IPC A  F

Claim 16:
17. The corner joint of claim 12, wherein the first retainer comprises the first frame member interface coupled to the first frame member, wherein the first frame member interface comprises the first aperture receiving a first fastener coupling the first frame member to the first frame member interface, wherein the first retainer defines a first interior surface opposite the first exterior surface, wherein the first interior surface comprises a first interior side sealing face comprising the at least one second material, and wherein the first interior side sealing face defines a first fastener clearance portion surrounding the first aperture, the first fastener clearance portion being substantially devoid of the at least one second material and receiving a first fastener head of the first fastener, such that the first fastener head contacts the first fastener clearance portion.