Patent · US Active

Exhaust pipe flange

US9771852B2 · kind B2 · utility

1Cited by

6References

25Claims

0Family size

Assignee

Tenneco GmbH · DE

Inventors

Andreas Steigert · Lambrecht, DE
Markus Geminn · St. Martin, DE

Key dates

Filing date	Feb 26, 2015
Grant date	Sep 26, 2017
Priority date	—
Expiry date	Mar 29, 2035

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01N2450/22
WIPO fieldEnvironmental technology
WIPO sectorChemistry

Abstract

An exhaust pipe flange with an exhaust gas pipe and with a flange plate fastened to the exhaust gas pipe, wherein the flange plate has an inner side which can be turned toward a cylinder head with a sealing surface which can be placed directly or indirectly against a cylinder head, and a seat in which the exhaust gas pipe is received. The exhaust gas pipe is joined to the flange plate and sealed in the region of the seat on the inner side by a welded connection.

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