US 11,988,167 B2
Plunger seal apparatus and sealing method
Anthony Michael Gunasekera, New Richmond, OH (US); Donald M. Corsmeier, West Chester, OH (US); Bernard J. Renggli, Cincinnati, OH (US); and Steven Kirgiss, Fairfield, OH (US)
Assigned to General Electric Company, Schenectady, NY (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Jan. 3, 2022, as Appl. No. 17/567,385.
Prior Publication US 2023/0213003 A1, Jul. 6, 2023
Int. Cl. F02K 1/80 (2006.01); F02K 1/12 (2006.01); F16J 15/34 (2006.01)
CPC F02K 1/805 (2013.01) [F02K 1/12 (2013.01); F16J 15/3436 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A seal assembly, comprising:
a seal, comprising:
a plunger having an actuating edge with at least one recess formed therein and a sealing edge, the sealing edge opposite the actuating edge,
at least one guide pin, at least a portion of which is external to the plunger, the at least one guide pin having a first portion adjacent the plunger and received within the at least one recess, wherein the at least one guide pin is translatable relative to the actuating edge of the plunger, and
a biasing element disposed to bias the at least one guide pin towards the actuating edge of the plunger, the sealing edge of the plunger moved to seal a gap.