INTERNAL SURFACE TREATMENT DEVICE FOR HOLLOW ENGINE SHAFT AND THE LIKE

    公开(公告)号:US20240238833A1

    公开(公告)日:2024-07-18

    申请号:US18153394

    申请日:2023-01-12

    CPC classification number: B05C7/08 B05C1/06 B05C11/021

    Abstract: A surface treatment device for applying a surface treatment to an inner surface of a hollow engine shaft includes a supply of a surface treatment agent and an elongated rod extending from a proximal end to a distal end. The elongated rod has an inner passage extending from the proximal end to the distal end. The proximal end has an inlet fluidly coupled to the supply of the surface treatment agent. The inner passage terminates at an outlet at the distal end. The elongated rod is insertable inside the hollow engine shaft. An applicator is disposed at the distal end of the elongated rod adjacent the outlet. The applicator is engageable with the inner surface of the hollow engine shaft for applying the surface treatment agent from the supply of the surface treatment agent to the inner surface of the hollow engine shaft.

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