IP Library Granted Patent US 10,309,991
Granted Patent B2
US 10,309,991 · App. 16/135,199 · Granted Jun 4, 2019

Cable having a decoupled shield wire and method for decoupling a shield wire of a cable

Inventor: Joachim Breithaupt (Schwieberdingen, DE)
Assignee: ROBERT BOSCH GMBH
G01R15/148H01R13/648
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Quick Facts
Patent No.
US 10,309,991
App. No.
16/135,199
Granted
Jun 4, 2019
Kind
B2
Abstract

A method for decoupling a shield wire of a cable having at least one signal line and the shield wire disposed around the signal line, the shield wire being completely cut through at a decoupling point along the run direction of the cable in a circumferential direction. A first crimp barrel is disposed on the cable on a first side of the decoupling point to electrically connect the first crimp barrel to the shield wire on the first side of the decoupling point. A second crimp barrel is disposed on the cable on a second side of the decoupling point to electrically connect the second crimp barrel to the shield wire on the second side of the decoupling point. A capacitive bridging of the shield wire across the decoupling point is created in such a way that the first crimp barrel and the second crimp barrel are capacitively coupled.

Claims (30)

1. A method for decoupling a shield wire of a cable having at least one signal line, the shield wired disposed around the at least one signal line, the method comprising:

cutting the shield wire at a decoupling point along a run direction of the cable in such a way that the shield wire is completely cut through in a circumferential direction;

positioning a first crimp barrel on the cable on a first side of the decoupling point in such a way that the first crimp barrel is electrically connected to the shield wire on the first side of the decoupling point, the first crimp barrel being at least partially electrically conductive;

positioning a second crimp barrel on the cable on a second side of the decoupling point in such a way that the second crimp barrel is electrically connected to the shield wire on the second side of the decoupling point, the second crimp barrel being designed to be at least partially electrically conductive; and

creating a capacitive bridging of the shield wire across the decoupling point in such a way that the first crimp barrel and the second crimp barrel are capacitively coupled.

2. The method as recited in claim 1 , wherein the shield wire is bridged capacitively by a third crimp barrel, which respectively encloses the first crimp barrel and the second crimp barrel at least partially.

3. The method as recited in claim 2 , further comprising:

disposing an electrical isolator element at least one of: (i) between the first crimp barrel and the third crimp barrel, and/or (ii) between the second crimp barrel and the third crimp barrel.

4. The method as recited in claim 2 , further comprising:

disposing at least one seal at least one of: (i) between the first crimp barrel and the third crimp barrel, and/or (ii) between the second crimp barrel and the third crimp barrel, and/or (iii) between the first crimp barrel and the cable, and/or (iv) between the second crimp barrel and the cable.

5. The method as recited in claim 1 , wherein the second crimp barrel is positioned in such a way that the second crimp barrel encloses the first crimp barrel at least partially.

6. The method as recited in claim 5 , further comprising:

disposing an electrical isolator element between the first crimp barrel and the second crimp barrel.

7. The method as recited in claim 5 , further comprising:

disposing at least one seal at least one of: (i) between the first crimp barrel and the second crimp barrel, and/or (ii) between the first crimp barrel and the cable, and/or (iii) between the second crimp barrel and the cable.

8. The method as recited in claim 1 , wherein the shield wire is cut through in such a way that at least one of; (i) an insulating layer of the cable situated between the at least one signal line and the shield wire, and/or (ii) the at least one signal line of the cable are at least not cut through completely.

9. The method as recited in claim 1 , further comprising:

an installation of a sealing element, which covers at least one of: (i) the decoupling point, and/or (ii) the first crimp barrel, and/or (iii) the second crimp barrel, at least partially in such a way that the decoupling point is protected against an ingress of contaminants and/or moisture.

10. An assemblage made up of a cable having at least one signal line and a shield wire disposed around the at least one signal line, and a decoupling device, which comprises:

a first crimp barrel which is electrically conductive and which is situated on the cable on a first side of a decoupling point, at which decoupling point the shield wire is cut through completely in a circumferential direction, in such a way that the first crimp barrel is electrically connected to the shield wire on the first side of the decoupling point;

a second crimp barrel which is electrically conductive and which is situated on the cable on a second side of the decoupling point in such a way that the second crimp barrel is electrically connected to the shield wire on the second side of the decoupling point; and

a bridge element which bridges the shield wire across the decoupling point in such a way that the first crimp barrel and the second crimp barrel are capacitively coupled.

11. The assemblage as recited in claim 10 , wherein the bridge element is part of at least one of: (i) the first crimp barrel, and/or (ii) the second crimp barrel.

12. The assemblage as recited in claim 10 , wherein the bridge element is separate from the first crimp barrel and of the second crimp barrel, as a third crimp barrel.

13. The assemblage as recited in claim 10 , wherein at least one of: (i) the first crimp barrel, and/or (ii) the second crimp barrel, and/or (iii) the bridge element, are at least one of (i) annular, and/or (ii) cylindrical, and/or (iii) disposed around the shield wire.

14. The assemblage as recited in claim 10 , wherein the assemblage is formed by:

cutting the shield wire at the decoupling point along a run direction of the cable in such a way that the shield wire is completely cut through in a circumferential direction;

positioning the first crimp barrel on the cable on the first side of the decoupling point in such a way that the first crimp barrel is electrically connected to the shield wire on the first side of the decoupling point;

positioning the second crimp barrel on the cable on a second side of the decoupling point in such away that the second crimp barrel is electrically connected to the shield wire on the second side of the decoupling point; and

creating a capacitive bridging of the shield wire across the decoupling point in such a way that the first crimp barrel and the second crimp barrel are capacitively coupled.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 14, 2024
From: ROBERT BOSCH GMBH
To: SHANGHAI VEHINFO TECHNOLOGIES CO., LTD.
Reel/Frame 067403/0662 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 4, 2018
From: BREITHAUPT, JOACHIM
To: ROBERT BOSCH GMBH
Reel/Frame 047666/0623 →
Priority Claims (1)
DE 10 2017 216 647 · Sep 20, 2017 · national
Continuity (1)
Related Publication 20190086445A1 · Mar 21, 2019