LEAKAGE CURRENT RING REMOVAL TOOL FOR BRUSHES IN AN ELECTRICAL MACHINE

FR3152240A1Inactive Publication Date: 2025-02-28STELLANTIS AUTO SAS
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Patent Information

Application Number
FR2023008840
Authority / Receiving Office
FR · FR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2023-08-22
Publication Date
2025-02-28
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention relates to a tool for extracting a leakage current ring (B) from an electrical machine, said ring having a series of through holes and being integrated into a stator housing (C), characterized in that it comprises a first plate (1) intended to bear against the housing and supporting a second plate (2) provided, on the one hand, with a central nut (20) receiving a threaded rod (3) and carrying, on the other hand, at least one hook (4) intended to engage in at least one of the through holes of the ring (B) through said first plate (1). Figure 1
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Claims

[Claim 9] in the nut (20) so as to, in a first step, put the second plate in abutment against the first plate then, in a second step, to move the second plate away from the first plate to pull, via the hooks (4), the ring towards the outside of the casing. Use of a tool according to one of the preceding claims for the maintenance of the electrical machine of an electric or hybrid motor vehicle.

Citation Information

Patent Citations

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    CN103817647A

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    CN103817648A

  • Assembly and disassembly device for electric spindle bearing

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    DE29503793U1