Patent ID: 11946377
Assignee: MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 7:
8. A variable nozzle device for a variable geometry turbocharger, comprising:
a nozzle mount;
a nozzle plate disposed so as to face the nozzle mount, the nozzle plate forming a nozzle flow passage having an annular shape between the nozzle plate and the nozzle mount; and
a plurality of variable nozzle vanes disposed at a predetermined interval in a circumferential direction of the nozzle flow passage so as to be individually rotatable about a pivot axis,
wherein the nozzle plate includes a first surface facing the nozzle mount and a slide member configured to be capable of advancing and retreating with respect to the nozzle flow passage from the first surface, and
wherein the slide member includes a first side facing the nozzle flow passage and a second side opposite to the first side, the slide member being configured to advance or retreat in accordance with a pressure difference between a pressure applied to the first side and a pressure applied to the second side.