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公开(公告)号:US20250067255A1
公开(公告)日:2025-02-27
申请号:US18454596
申请日:2023-08-23
Applicant: Caterpillar Inc.
Inventor: Ron L. SALE , Curtis J. GRAHAM , Luis A. VAZQUEZ
IPC: F04B1/2035 , B23P6/02
Abstract: A cylinder block for a fluid pump includes a cylindrical body having a hub bore and a plurality of cylinder bores arranged about the hub bore, a hub insert disposed in the hub bore, and an anti-rotation body configured to prevent rotation of the hub insert relative to the cylindrical body. The cylindrical body and the hub insert together define a channel in which the anti-rotation body is inserted.