Tooling that reduces the deformation of cylindrical or frustoconical steel parts during their hardening

FR3169741A1Pending Publication Date: 2026-06-19SAFRAN TRANSMISSION SYST
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Patent Information

Application Number
FR2024014122
Authority / Receiving Office
FR · FR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-12-13
Publication Date
2026-06-19
Patent Text Reader

Abstract

Tooling reducing the deformation of cylindrical or truncated conical steel parts during their quenching The invention relates to a quenching tooling (1) anti-deformation of a part (11) with at least one cylindrical (9) or hollow truncated conical portion having a lateral wall (21) terminated at each of its ends (22) by an annular end edge (8).This tooling comprises at least two anti-deformation tools (2) made of steel, each intended to be mounted on one end of the side wall, and each comprising: - a flat annular body (3), having a flat annular bearing face (7), designed to be placed against and cover the corresponding end annular edge; and - a cylindrical retaining rim (14), bordering the flat annular bearing face internally or externally and extending perpendicularly from it away from the flat annular body, which is designed to bear against an internal (26) or external (27) face of the side wall, respectively. Figure to be published with the abbreviation: Figure 5.
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Citation Information

Patent Citations

  • Bearing ring heat treatment deformation control method

    CN114196819A

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  • Cone forge piece quenching tool

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    JP1985159114A

  • Heat treatment method for annular body, and annular body sizing tool

    JP2008231451A