Servoventil

Details

Veröffentlichungs-Nr.

EP3597939

Aktenzeichen

EP18461587

Anmeldetag

20. Juli 2018

Veröffentlichung

13. April 2022

Erteilung

13. April 2022

Rechtsraum

EP

IPC

F15B13/043F15B13/044F16K31/06

Abstract

A servo valve (10) comprises a valve housing (12), a cavity (16) formed in the valve housing (12) and defining a longitudinal axis (X), and a member (26) disposed in the cavity (16) and axially-moveable therein, wherein the member (26) comprises a portion (30) with first and second cylindrical sections (32, 34) having a first diameter (R1, R2), a central section (36) located between the first and second cylindrical sections (32, 34) and having a second diameter (R3), and first and second frusto-conical sections (37, 39) connecting the first and second sections (32, 34) to the central section (36) and forming respective first and second frusto-conical surfaces (38, 40). A plurality of ports (48A, 48B, 48C), each form a fluid passage through the valve housing (12) and have first and second nozzles (50A, 50C) with first and second nozzle openings (52A, 52C).

Anmelder

Firma

Hamilton Sundstrand Corporation

Land

🇺🇸 USA

Fachgebiete