CPC F16J 9/20 (2013.01) [F01D 11/00 (2013.01); F01D 11/003 (2013.01); F01D 11/005 (2013.01); F02C 7/28 (2013.01); F05D 2220/32 (2013.01); F05D 2240/58 (2013.01)] | 20 Claims |
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.
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