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2 647 160

(13)

(51)

IPC

F04B1/04(2006-01-01)

F04B1/53(2006-01-01)

F04B15/08(2006-01-01)

(21) (22)

Application

2016147581, 2016-12-06

(24)

Start date

2016-12-06

(22)

Actual filing date

2016-12-06

(45)

Published

2018-03-14

(72)

Inventor

Korolev Sergej VladimirovichTrepov Vasilij VasilevichKapinos Vasilij GrigorevichKolbasov Aleksej VladimirovichKulenko Aleksandr Petrovich

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennostyu

RADIAL-PISTON PUMP WITH GUIDE DISCS Russian patent published in 2018 - IPC F04B1/04 F04B1/53 F04B15/08

Abstract RU 2647160 C1

FIELD: engines and pumps.

SUBSTANCE: gasket made an antifriction material is arranged on the surface of the pump guide disc facing the heads of the pistons and repeating the profile of the disc with a groove. Such insert can be made of fluoroplastic composition of F4K20 under dry friction conditions within a wide temperature range from -250 to +260°C. In addition, there are flats are made on the piston head near projections contacting with seals of the guide discs.

EFFECT: increased pump efficiency and expanded list of pumped liquids.

4 cl, 3 dwg

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RU 2 647 160 C1

Authors

Korolev Sergej Vladimirovich

Trepov Vasilij Vasilevich

Kapinos Vasilij Grigorevich

Kolbasov Aleksej Vladimirovich

Kulenko Aleksandr Petrovich

Dates

2018-03-14—Published

2016-12-06—Filed