TURBOMACHINE CRANKCASE COOLING TUBE FIXING COLLAR INCLUDING A RING MADE OF REFRACTORY MATERIAL
FR3171681A1Pending Publication Date: 2026-07-31MERSEN FRANCE GENNEVILLIERS SAS +1
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Patent Information
- Authority / Receiving Office
- FR · FR
- Patent Type
- Applications
- Current Assignee / Owner
- MERSEN FRANCE GENNEVILLIERS SAS
- Filing Date
- 2025-01-28
- Publication Date
- 2026-07-31
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Abstract
A TURBOMACHINE HOUSING COOLING COLLAR COMPRISING A RING MADE OF REFRACTORY MATERIAL. One aspect of the invention relates to a fastening collar (8) for a cooling tube (2) of a turbomachine housing cooling system comprising a main body (10) having: a circular portion (16) configured to enclose the cooling tube over at least a portion of its circumference, and two flat portions (19, 20) extending along the same plane (L, T), each arranged at one end of the circular portion. The fastening collar includes a retaining ring (32) made of a refractory material inserted inside the main body, bearing against an internal surface of the circular portion.A second aspect of the invention relates to a cooling tube mounting assembly (4) comprising: a mounting bracket (6) integral with the turbomachine housing, a mounting collar (8) according to the invention, and a clamping device (46) for the collar on the bracket. Figure to be published with the abbreviation: Figure 2.
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