Retaining flange for a metering valve

US11248508B2 · kind B2 · utility

Assignee

• Tenneco GmbH · DE

Inventors

• Volker Grünig · Neustadt, DE
• Philipp Gran · Edenkoben, DE
• Timo Weber · Waldshut-Tiengen, DE

Key dates

• Filing date: Apr 17, 2019
• Grant date: Feb 15, 2022
• Expiry date: Apr 17, 2039

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T10/12
• WIPO field: Environmental technology
• WIPO sector: Chemistry

Abstract

The disclosure relates to a retaining flange for a metering valve for an exhaust gas cleaning module of an exhaust gas system of a combustion engine, wherein the retaining flange has a base plate having a central recess with a central axis for receiving the metering valve, wherein the base plate has a mounting surface via which the retaining flange can be positioned on the exhaust gas cleaning module in the region of a supply opening of the exhaust gas cleaning module, wherein a valve surface is provided opposite the mounting surface against which the metering valve can be positioned and wherein at least one retaining arm having a retaining eyelet with a central axis and for a retaining means is provided, on which the metering valve can be at least indirectly fixed, such that the at least one retaining arm has a root connecting to the base plate, from which the retaining arm extends in the radial direction relative to the central axis and in the circumferential direction about the central axis, wherein the root and the retaining eyelet are arranged offset to one another in the circumferential direction.