MUMBAI, India, Nov. 14 -- Intellectual Property India has published a patent application (202441037372 A) filed by Hindustan Aeronautics Limited, Bangalore, Karnataka, on May 13, 2024, for 'rotor-bearing arrangement of gas generator turbine engine with improved lubrication sealing and bearing supports.'
Inventor(s) include Dr. TH Gonsalves; Subhajit Ghosh; Dr. R Siva Srinivas; and K Ramesh.
The application for the patent was published on Nov. 14, under issue no. 46/2025.
According to the abstract released by the Intellectual Property India: "The technology involves rotor system (100) of gas generator turbine engine being supported on a deep groove ball bearing (111) and a cylindrical roller bearing (112) in tandem configuration (110) along with flexible bearing supports - a bearing housing (200) with flexible ribs (230), for improved rotor dynamic performance without any external damping. Hybrid combinations of air-oil seals have also been introduced for improved sealing against leakage of lubrication oil into gas flow path from the bearing chambers (180 & 190)."
Disclaimer: Curated by HT Syndication.
