The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 04, 2025
Filed:
Mar. 27, 2023
General Electric Company, Schenectady, NY (US);
Tajinder Singh, Bengaluru, IN;
Rajesh Kumar, Bengaluru, IN;
David Raju Yamarthi, Bengaluru, IN;
Bryan Jung Woo Hong, Blue Ash, OH (US);
Narendra Anand Hardikar, Bengaluru, IN;
Ravindra Shankar Ganiger, Bengaluru, IN;
Jeffrey Douglas Rambo, Mason, OH (US);
General Electric Company, Evendale, OH (US);
Abstract
A turbine engine includes a rotor, a stator, and a seal assembly disposed between the rotor and the stator. The seal assembly includes seal segment. The seal segment includes a seal face that is configured to form a fluid bearing with the rotor. A lift channel extends within the seal segment from an opening on the seal face. The turbine engine further includes a spring assembly disposed within the lift channel. The spring assembly including a biasing element and a piston element coupled to the biasing element. The lift channel includes a lift volume portion extending is between the opening and the piston element. The piston element is movable within the lift channel based on a pressure within the fluid bearing to adjust a size of the lift volume portion.