公开(公告)号：US20230163327A1

公开(公告)日：2023-05-25

申请号：US17912089

申请日：2021-03-11

Applicant: OMB SALERI S.P.A. - SOCIETA' BENEFIT

Inventor： Diego BORONI ,  Giacomo MORELLI ,  Francesco MONDINELLI ,  Renato SANTULLI ,  Davide PERONI

IPC: H01M8/04089 ,  G05D16/10

CPC classification number: H01M8/04089 ,  G05D16/103 ,  H01M2250/20

Abstract: A pressure reducing valve for a fuel cell vehicle system which has an inlet, an outlet, a first stage unit, a second stage unit and a secondary safety device acting between the inlet and the first stage unit is provided. The secondary safety device is adapted to lower or stop a gas flow between the inlet and the first stage unit when the gas flow exceeds a preset threshold flow.

公开(公告)号：US20250012370A1

公开(公告)日：2025-01-09

申请号：US18712597

申请日：2021-11-03

Applicant: OMB SALERI S.P.A. - SOCIETA' BENEFIT

Inventor： Nicola DEGIACOMI ,  Renato SANTULLI ,  Giacomo MORELLI ,  Francesco MONDINELLI

IPC: F16K17/40 ,  F16K17/38 ,  F17C13/04

Abstract: A multifunction valve for a tank containing high-pressure hydrogen of an automotive fuel cell system is provided. The multifunction valve has a thermal safety device, an auxiliary device adapted to act mechanically on a bulb of the thermal safety device to break the bulb, and a trigger group provided with a heat sensitive element consisting at least in part of a wire made of a shape-memory material.