Patent · US Active

Gas pressure reducer with integrated shut-off valve

US11300250B2 · kind B2 · utility

1Cited by

12References

19Claims

0Family size

Assignee

ROTAREX S.A. · LU

Inventors

Stephan Sellen · Wehingen, DE
Philippe Schmitz · Steinsel, LU

Key dates

Filing date	Oct 1, 2019
Grant date	Apr 12, 2022
Priority date	—
Expiry date	Oct 1, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/7782
WIPO fieldControl
WIPO sectorInstruments

Abstract

A device for regulating the pressure of a compressed gas, comprising a body with a gas inlet, a gas outlet and a gas passage; a mobile element biased by a main spring and carrying a shutter cooperating with a seat in the gas passage, the shutter and the seat forming a regulating valve, a shut-off valve with a shutter and a seat in the gas passage upstream of the regulating valve; an actuation assembly of the shut-off valve; wherein the shutter of the shut-off valve comprises a stem extending through the mobile element and the shutter of the element, for cooperating with the actuation assembly located in front of the element.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.