Steuerring für eine Verdrängerpumpe und Verdrängerpumpe

Details

Veröffentlichungs-Nr.

EP2894295

Aktenzeichen

EP14150744

Anmeldetag

10. Januar 2014

Veröffentlichung

24. August 2016

Erteilung

24. August 2016

Rechtsraum

EP

IPC

F04B1/12F04B11/00F04C15/00F01C1/10F01C20/14F04C2/10F04C14/14F16H39/36

Abstract

Control ring (210; 310) for controlling the flow of a pressure medium in a displacement pump (200), said control ring (210; 310) is; €¢ extending along a first rotational axis (ax1), €¢ a first and a second axial surface (213, 214; 313, 314), wherein said first axial surface (213; 313) having an interface section (220; 320) provided with at least a first and a second opening (21, 22; 221, 222), which first and second openings (221, 222; 321, 322) are arc shaped and are separated by a first and a second land (215, 216; 315, 316), characterised in, that said first land (215, 315) is provided with a first tapered groove (), extending from said first opening (221; 321) into said first land (215; 315), and having its broader edge in direction of said first opening (221; 321) and its tip in direction of the other of said second opening (222, 322), wherein said first tapered groove (240; 340) extends into said first land (215; 315) such that an angular distance (ad1, ad2) between said first and second opening over said first land (215; 315) is different at different radial distances (r1, r2).

Anmelder

Firma

Volvo Car Corporation

Land

🇸🇪 Schweden

Fachgebiete