Servoventil

Details

Veröffentlichungs-Nr.

EP3901473

Aktenzeichen

EP21154610

Anmeldetag

1. Februar 2021

Veröffentlichung

9. Oktober 2024

Erteilung

9. Oktober 2024

Rechtsraum

EP

IPC

F15B13/04F15B13/043F15B13/044F15B19/00F16K11/085F16K31/06

Abstract

A servo valve comprising: a fluid transfer valve assembly comprising a supply port (61) and a control port (62); a valve spool (70) arranged to regulate flow of fluid from the supply port (13) to the control port in response to a control signal; and a drive means (50) configured to move the valve spool relative to the fluid transfer assembly in response to the control signal to regulate the fluid flow; wherein the drive means is arranged to rotate the spool relative to the fluid transfer assembly, the spool provided with openings (71,72) arranged to selectively align with or block flow channels (67, 68) in the fluid transfer assembly according to the direction and degree of rotation of the spool.

Anmelder

Firma

Hamilton Sundstrand Corporation

Land

🇺🇸 USA

Fachgebiete