bevel gearing meaning in Hindi

Each engine turned a two-bladed, diameter, fixed pitch, wooden propeller via a driveshaft and bevel gearing which allowed the propeller to swivel from the vertical plane to the horizontal.
Wilkinson had also diversified into light car production by this time and designed a substantial enclosed sidecar with leaf spring suspension as an option for the TMC . In 1912 the'worm drive'rear hub was replaced with more effective bevel gearing and the Wilkinson designed girder forks were updraded to a'Saxon'design to improve handling.