ENGINE OIL PUMP
    2.
    发明申请
    ENGINE OIL PUMP 审中-公开

    公开(公告)号:US20180291894A1

    公开(公告)日:2018-10-11

    申请号:US15767415

    申请日:2016-10-12

    摘要: A variable displacement pump, and methods of manufacturing such systems are provided. The variable displacement pump can include a housing defining an inlet and an outlet, a rotor positioned between the inlet and the outlet, the rotor being configured to pump a liquid between the inlet and the outlet, and the rotor having a multiple of vane slots, a multiple of vanes, each disposed in a respective one of the multiple of vane slots, and a pendulum positioned between the rotor and the housing, the pendulum comprising a pendulum body and a stiffener, wherein the stiffener is located at least partially within the pendulum body, and wherein the rotor, the multiple of vanes, and the pendulum body are made of a polymer.