Patent ID: 11971043
Assignee: TYCO FIRE & SECURITY GMBH
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 15:
16. A variable geometry diffuser system, comprising:
a diffuser ring configured to extend into a diffuser gap of a compressor to adjust fluid flow through the compressor;
a plurality of drive pins secured to the diffuser ring;
a drive ring comprising a plurality of cam tracks formed in an outer circumferential surface of the drive ring; and
a plurality of bearing assemblies disposed only about the outer circumferential surface of the drive ring,
wherein each drive pin of the plurality of drive pins is configured to engage with a respective cam track of the plurality of cam tracks, each drive pin is configured to translate within the respective cam track of the plurality of cam tracks during rotation of the drive ring, and the plurality of drive pins is configured to adjust a position of the diffuser ring relative to the diffuser gap during rotation of the drive ring.