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1. (WO2018179643) ROTARY VANE MEMBER FOR PUMP AND DRAINAGE PUMP

Pub. No.:    WO/2018/179643    International Application No.:    PCT/JP2017/046552
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Wed Dec 27 00:59:59 CET 2017
IPC: F04D 1/14
Applicants: FUJIKOKI CORPORATION
株式会社不二工機
Inventors: SATO, Katsushi
佐藤 克司
KATO, Yuya
加藤 友也
Title: ROTARY VANE MEMBER FOR PUMP AND DRAINAGE PUMP
Abstract:
The purpose of the present invention is to provide a rotary vane member for a pump and a drainage pump with a high lift capability for liquids such as water. In order to achieve this purpose, the rotary vane member for a pump is provided with: multiple plate members including an upper plate and lower plate; large-diameter vanes disposed between the upper plate and lower plate; and small-diameter vanes disposed below the lower plate. Side openings are formed between the upper plate and lower plate. The upper plate is provided with a first hole through which fluids can pass, and the lower plate is provided with a second hole through which fluids can pass.