DEVICE FOR ALIGNING CENTER OF REVOLUTION VANE CONTROL SYNCHRONIZING RING FOR TURBO-ENGINE

PROBLEM TO BE SOLVED: To adjust concentricity of a control ring of a simple structure and having high reliability in all stages of operation of a turbo-engine. SOLUTION: This device is provided with the control ring 26 provided with a plurality of screw holes 36 of which center is aligned to a longi...

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1. Verfasser: BROMANN ALAIN
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To adjust concentricity of a control ring of a simple structure and having high reliability in all stages of operation of a turbo-engine. SOLUTION: This device is provided with the control ring 26 provided with a plurality of screw holes 36 of which center is aligned to a longitudinal shaft X-X of the turbo-engine and which extends in a radial direction, and a plurality of pad holders 32 provided with a screw rod 34 to be screwed in the screw hole 36. Each pad holder 32 retains a pad 30 touching a cylindrical shell 28 concentric with the ring at an inner end part. The control ring 26 is provided with a slot 38 extending a tangential direction, and each slot 38 communicates to the screw hole 36. Means 40, 42a, 42b gripping each slot 38 in a longitudinal direction is provided to lock the pad holder 32 at an appropriate position. COPYRIGHT: (C)2007,JPO&INPIT