公开(公告)号：US20230193930A1

公开(公告)日：2023-06-22

申请号：US17996274

申请日：2021-04-06

Applicant: KYB Corporation

Inventor： Tomokazu NAKANO ,  Daisuke TANAKA ,  Yuuzou MASUTA

IPC: F15B11/10 ,  F15B13/00 ,  F15B15/14 ,  F04B17/03

CPC classification number: F15B11/10 ,  F15B13/00 ,  F15B15/14 ,  F04B17/03

Abstract: An electric fluid pressure cylinder is provided with: a driving unit integrally provided with an electric motor, a pump configured to discharge working oil by being driven by the electric motor, and a tank; a hydraulic cylinder configured to be extended and contracted by the working oil supplied from the driving unit; and a first hose pipe and a second hose pipe configured to guide the working oil between the driving unit and the hydraulic cylinder. The driving unit is further provided with: a valve block configured to control the flow of working fluid between the fluid pressure cylinder and the pump; and a connecting plate attached to the valve block and formed with a connecting port to which the pipe member is connected, the connecting port being configured such that the working fluid supplied to and discharged from the fluid pressure cylinder passes through the connecting port.