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1. (WO2018158070) VANE PUMP AND VANE THEREOF

Pub. No.:    WO/2018/158070    International Application No.:    PCT/EP2018/053470
Publication Date: Sat Sep 08 01:59:59 CEST 2018 International Filing Date: Wed Feb 14 00:59:59 CET 2018
IPC: F01C 21/08
F04C 2/344
Applicants: ROBERT BOSCH GMBH
Inventors: JIANG, Xingkai
LIU, Shengliang
WANG, Minzhu
Title: VANE PUMP AND VANE THEREOF
Abstract:
Vane pump comprising a stator (1), the stator (1) having an accommodating trough (11), with a cover plate (5) and a base plate (4) being provided correspondingly on upper and lower sides of the accommodating trough (11), such that the accommodating trough forms an accommodating space, with the accommodating trough (11) housing a rotor (2), multiple vane slots (21) formed radially in the rotor (2) and multiple vanes (22) capable of sliding reciprocally in the vane slots (21), wherein a lower end face (222) of the vane (22) is in contact with the base plate (4), an upper end face (221) of the vane (22) is in contact with the cover plate (5), and the upper end face and/or the lower end face has a chamfer (225).