公开(公告)号：US20180291894A1

公开(公告)日：2018-10-11

申请号：US15767415

申请日：2016-10-12

Applicant: SABIC Global Technologies B.V.

Inventor： Subhransu Sekhar MOHAPATRA ,  Lenar ABBASOV ,  Fred CHANG ,  R N Ashwin KUMAR ,  Steven MCCLINTOCK ,  Arunachala PARAMESHWARA ,  Raghavendra JANIWARAD

IPC: F04C2/344 ,  F01C21/10 ,  F01M1/02 ,  F04C14/22

Abstract: 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.