Patent ID: 11892083
Assignee: RTX CORPORATION
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A split ring seal comprising:
a first circumferential end and a second circumferential end;
an inner diameter surface and an outer diameter surface;
a first axial end face and a second axial end face;
a circumferentially distributed first plurality of open channels along the first axial end face; and
a circumferentially distributed second plurality of open channels along the second axial end face,, wherein:
the first circumferential end and the second circumferential end form a joint;
of the first plurality of open channels, two channels closest to diametrically opposite the joint are the largest in cross-sectional area; and
of the second plurality of open channels, two channels closest to diametrically opposite the joint are the largest in cross-sectional area.