IP Library Granted Patent US 11,467,063
Granted Patent B2
US 11,467,063 · App. 16/799,472 · Granted Oct 11, 2022

Probe carrier arrangement

Inventors: Ralf Mohr (Heidelberg, DE); Veronique Guerin (Stuttgart, DE); Kresimir Jambrosic (Reichenbach, DE); Ulrich Sigel (Plochingen, DE); Arnulf Spieth (Hochdorf, DE); Michael Vogel (Esslingen, DE); Philippe Leisten (uml u+ee bgarten, DE)
Assignee: Purem GmbH
G01M15/102G01N27/4162F01N2560/06
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Quick Facts
Patent No.
US 11,467,063
App. No.
16/799,472
Granted
Oct 11, 2022
Kind
B2
Abstract

A probe carrier arrangement, especially for an exhaust system of an internal combustion engine, includes a probe socket ( 14 ) provided at a probe carrier body ( 12 ). The probe socket ( 14 ) has at least one insert-receiving opening ( 24 ) extending in a direction of an insert-receiving opening longitudinal axis (E). A probe carrier insert ( 28 ) is arranged in the insert-receiving opening ( 24 ). The probe carrier insert ( 28 ) has at least one probe-receiving opening ( 36 ) extending in a direction of a probe-receiving opening longitudinal axis (S).

Claims (50)

1. A probe carrier arrangement comprising:

a probe carrier body;

a probe socket provided at the probe carrier body, the probe socket having at least one insert-receiving opening extending in a direction of an insert-receiving opening longitudinal axis, the probe socket having a first axial end located closest to the probe carrier body and a second axial end located at a distance from the probe carrier body; and

a probe carrier insert arranged in the insert-receiving opening, the probe carrier insert having at least one probe-receiving opening extending in a direction of a probe-receiving opening longitudinal axis, an internal thread being provided on an inner circumference of the probe-receiving opening, wherein:

a probe support surface enclosing the insert-receiving opening is formed at the second axial end of the probe socket;

the probe carrier insert does not project axially beyond the insert receiving opening at the second axial end of the probe socket;

the probe carrier insert comprises an insert flange projecting radially outwards in relation to the probe-receiving opening longitudinal axis; and

the insert flange is supported in the direction of the probe-receiving opening longitudinal axis at the probe socket, or the insert flange is supported in the direction of the probe-receiving opening longitudinal axis at the probe carrier body, or the insert flange is supported in the direction of the probe-receiving opening longitudinal axis at the probe socket and at the probe carrier body.

2. A probe carrier arrangement in accordance with claim 1 , wherein the probe socket is formed separately from the probe carrier body and is fixed to the probe carrier body by a connection in substance.

3. A probe carrier arrangement in accordance with claim 1 , wherein the probe socket is made integrally with the probe carrier body by flow drilling.

4. A probe carrier arrangement in accordance with claim 1 , wherein the probe carrier insert is connected to the probe socket by thread meshing.

5. A probe carrier arrangement in accordance with claim 4 , wherein:

an internal thread is provided on an inner circumferential area of the insert-receiving opening; and

an external thread meshing with the internal thread of the probe socket is provided on an outer circumferential area of the probe carrier insert.

6. A probe carrier arrangement in accordance with claim 1 , wherein:

an inner circumferential area of the insert-receiving opening has an essentially unstructured and essentially cylindrical configuration; or

an outer circumferential area of the probe carrier insert has an essentially unstructured and essentially cylindrical configuration; or

an inner circumferential area of the insert-receiving opening and an outer circumferential area of the probe carrier insert have an essentially unstructured and essentially cylindrical configuration.

7. A probe carrier arrangement in accordance with claim 6 , wherein the probe carrier insert is received in the insert-receiving opening of the probe socket with a press fit.

8. A probe carrier arrangement in accordance with claim 1 , wherein the insert flange is supported at the first axial end of the probe socket.

9. A probe carrier arrangement in accordance with claim 1 , wherein:

an element comprised of one of the probe socket and the probe carrier insert is made with an austenitic material; and

another element comprised of the other of the probe socket and the probe carrier insert is made with a ferritic material.

10. An exhaust system for an internal combustion engine, the exhaust system comprising:

an exhaust gas-carrying housing; and

a probe carrier arrangement comprising:

a probe carrier body provided by the exhaust gas-carrying housing;

a probe socket provided at the probe carrier body, the probe socket having at least one insert-receiving opening extending in a direction of an insert-receiving opening longitudinal axis, the probe socket having a first axial end located closest to the exhaust gas-carrying housing and a second axial end located at a distance from the exhaust gas-carrying housing; and

a probe carrier insert arranged in the insert-receiving opening, the probe carrier insert having at least one probe-receiving opening extending in a direction of a probe-receiving opening longitudinal axis, wherein the probe carrier insert comprises an insert flange supported at the first axial end of the probe socket.

11. An exhaust system in accordance with claim 10 , wherein a probe support surface is formed for a measuring probe received in the probe-receiving opening, wherein the probe support surface is at an axial end of the probe socket located at a distance from the housing or the probe support surface is at an axial end of the probe carrier insert located at a distance from the housing.

12. An exhaust system in accordance with claim 10 , wherein the probe carrier insert is connected by a connection in substance to the probe socket in an axial end area of the probe socket, which axial end area is located at a distance from the housing.

13. An exhaust system in accordance with claim 10 , wherein:

an element comprised of one of the probe socket and the probe carrier insert is made with an austenitic material; and

another element comprised of the other of the probe socket and the probe carrier insert is made with a ferritic material.

14. An exhaust system in accordance with claim 13 , further comprising a measuring probe comprised of an austenitic metallic material, wherein:

the measuring probe has an external thread;

the at least one probe-receiving opening of the probe carrier insert has an internal thread; and

the external thread of the measuring probe meshes with the internal thread of the probe carrier insert.

15. A probe carrier arrangement comprising:

a probe carrier body;

a probe socket provided at the probe carrier body, the probe socket having at least one insert-receiving opening extending in a direction of an insert-receiving opening longitudinal axis, the probe socket having a first axial end located closest to the probe carrier body and a second axial end located at a distance from the probe carrier body; and

a probe carrier insert arranged in the insert-receiving opening, the probe carrier insert having at least one probe-receiving opening extending in a direction of a probe-receiving opening longitudinal axis, an internal thread being provided on an inner circumference of the probe-receiving opening, wherein:

a probe support surface enclosing the insert-receiving opening is formed at the second axial end of the probe socket; and

the probe carrier insert does not project axially beyond the insert receiving opening at the second axial end of the probe socket;

wherein:

an inner circumferential area of the insert-receiving opening has an essentially unstructured configuration and essentially cylindrical configuration; or

an outer circumferential area of the probe carrier insert has an essentially unstructured configuration and essentially cylindrical configuration; or

an inner circumferential area of the insert-receiving opening and an outer circumferential area of the probe carrier insert have an essentially unstructured and essentially cylindrical configuration;

wherein:

the probe carrier insert is received in the insert-receiving opening of the probe socket with a press fit.

Assignments (2)
CHANGE OF NAME Recorded Jul 29, 2021
From: EBERSPÄCHER EXHAUST TECHNOLOGY GMBH
To: PUREM GMBH
Reel/Frame 057261/0598 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 6, 2020
From: MOHR, RALF; GUERIN, VERONIQUE; JAMBROSIC, KRESIMIR; SIGEL, ULRICH; SPIETH, ARNULF; VOGEL, MICHAEL; LEISTEN, PHILIPPE
To: EBERSPÄCHER EXHAUST TECHNOLOGY GMBH
Reel/Frame 052583/0856 →
Priority Claims (1)
DE 10 2019 104 770.6 · Feb 26, 2019 · national
Continuity (1)
Related Publication 20200271546A1 · Aug 27, 2020