IP Library Granted Patent US 11,784,426
Granted Patent B2
US 11,784,426 · App. 17/347,804 · Granted Oct 10, 2023

Electrical cable assembly, method and apparatus for making same and electrical terminal for same

Inventors: David R. Peterson (Aurora, OH); Jared Bilas (North Bloomfield, OH); Joseph Sudik (Niles, OH); Jonathan D. Weidner (Conneautville, PA); Sean P. Krompegel (Canfield, OH); Jesse Braun (Warren, OH)
Assignee: Aptiv Technologies (2) S.à r.l.
H01R12/771H01B7/0823H01B13/0036H01R4/023H01R4/2429H01R13/424H01R43/02H01R43/20H01R43/28
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Quick Facts
Patent No.
US 11,784,426
App. No.
17/347,804
Granted
Oct 10, 2023
Kind
B2
Abstract

A method of forming an electrical cable assembly includes providing a multiconductor flat cable comprising wires arranged in a coplanar fashion with each other and encased within a planar dielectric structure, cutting a slot in the planar dielectric structure intermediate the wires, thereby forming wing features in the dielectric structure extending from the wires, removing portions of the dielectric structure from ends of the wires, wherein portions of wing features remain, attaching the exposed wires to terminals, wherein the terminals define prongs, and attaching the portions of the wing features to by inserting the prongs within holes defined in the portions of the wing features, thereby retaining the wires to the terminals.

Claims (47)

1. A method of forming an electrical cable assembly, comprising:

providing a multiconductor flat cable comprising a first and second wire arranged in a coplanar fashion with each other and encased within a planar dielectric structure;

cutting a slot in the planar dielectric structure intermediate the first and second wires, thereby forming first wing features in the dielectric structure extending from the first wire and second wing features extending from the second wire; and

removing portions of the dielectric structure from ends of the first and second wires, thereby exposing portions of the first and second wires, wherein portions of the first and second wing features remain;

attaching the exposed first wire to a first terminal and attaching the exposed second wire to a second terminal, wherein the first and second terminals each define prongs and a groove configured to receive the first and second wires and wherein the grooves are sized to provide a friction fit between the first and second terminals and the first and second wires; and

attaching the portions of the first and second wing features to by inserting the prongs within holes defined in the portions of the first and second wing features, thereby retaining the first and second wires to the first and second terminals.

2. The method according to claim 1 , wherein the holes in the portions of the first and second wing features are formed by puncturing the portions of the first and second wing features using the prongs.

3. The method according to claim 1 , further comprising:

providing a connector comprising a housing formed of a dielectric material; and

inserting first and second electrical terminals within the housing.

4. The method according to claim 3 , further comprising:

cutting the second wire such that it is are shorter than the first wire; and

bending an end potion of the first wire such that it crosses over the second wire, wherein the first terminal is laterally offset from the first wire within the connector.

5. The method according to claim 3 , further comprising:

providing a cover formed of dielectric material configured to attach to the housing; and

attaching the cover to the housing, thereby enclosing the first and second terminals.

6. The method according to claim 3 , wherein the step of inserting first and second electrical terminals within the housing is performed prior to the steps of attaching the exposed first wire to the first terminal and attaching the exposed second wire to the second terminal.

7. The method according to claim 1 , wherein the first and second wires are attached to the first and second terminals using a welding process.

8. A method of forming an electrical cable assembly, comprising:

providing a multiconductor flat cable comprising a first and second wire arranged in a coplanar fashion with each other and encased within a planar dielectric structure;

cutting a slot in the planar dielectric structure intermediate the first and second wires, thereby forming first wing features in the dielectric structure extending from the first wire and second wing features extending from the second wire; and

removing portions of the dielectric structure from ends of the first and second wires, thereby exposing portions of the first and second wires, wherein portions of the first and second wing features remain;

cutting the second wire such that it is shorter than the first wire;

bending the first wire such that the exposed first wire is aligned with the second exposed wire; and

attaching the exposed first and second wires to a terminal, thereby electrically interconnecting the first and second wires.

9. The method according to claim 8 , wherein the terminal defines prongs and wherein the method further comprises:

attaching a portion of the second wing features to the electrical terminal by inserting the prongs within holes defined in the portions of the second wing features, thereby retaining the second wire to the terminal; and

attaching the portion of the first wing features to the terminal by inserting the prongs within the holes defined in the portions of the first wing features, thereby retaining the first wire to the terminal.

10. The method according to claim 8 , further comprising:

providing a connector comprising a housing formed of a dielectric material; and

inserting the terminal within the housing.

11. A non-transitory computer readable storage medium having data stored therein representing software executable by a computer, the software including instructions to:

command a transport mechanism to move a flat multiconductor cable from a reel and through an electrical cable manufacturing apparatus, wherein the flat multiconductor cable includes electrically conductive wires that are arranged in a coplanar fashion with each other and encased within a planar dielectric structure;

command a cutting mechanism of the electrical cable manufacturing apparatus to cut a slot in the planar dielectric structure intermediate the wires, thereby forming insulation wings in the dielectric structure extending from the wires;

command a stripping mechanism of the electrical cable manufacturing apparatus to remove portions of the dielectric structure from ends of the wires, thereby creating exposed wire portions; and

command an attaching mechanism of the electrical cable manufacturing apparatus to press the wires into terminals and weld the wires to the terminals.

12. The non-transitory computer readable storage medium according to claim 11 , the software further including instructions to:

command the cutting mechanism to cut some wires such that they are shorter than other wires in the flat cable.

13. The non-transitory computer readable storage medium according to claim 11 , the software further including instructions to:

command a bending mechanism of the electrical cable manufacturing apparatus to bend one wire such that the exposed wire portion of that wire is aligned with an exposed wire portion of another wire.

14. The non-transitory computer readable storage medium according to claim 11 , the software further including instructions to:

command the cutting mechanism to form holes in the insulation wings; and

command the attaching mechanism to insert prongs defined by the terminals within the holes formed in the insulation wings.

15. The non-transitory computer readable storage medium according to claim 11 , the software further including instructions to:

command a bending mechanism of the electrical cable manufacturing apparatus to bend one wire such that it crosses over another wire.

16. The non-transitory computer readable storage medium according to claim 15 , the software further including instructions to:

command the attaching mechanism to press two of the wires into one the terminals and weld the two wires to the terminal.

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 27, 2026
From: APTIV TECHNOLOGIES AG
To: APTIV MANUFACTURING MANAGEMENT SERVICES GMBH
Reel/Frame 075493/0823 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 11, 2024
From: APTIV MANUFACTURING MANAGEMENT SERVICES S.À R.L.
To: APTIV TECHNOLOGIES AG
Reel/Frame 066551/0219 →
MERGER Recorded Feb 11, 2024
From: APTIV TECHNOLOGIES (2) S.À R.L.
To: APTIV MANUFACTURING MANAGEMENT SERVICES S.À R.L.
Reel/Frame 066566/0173 →
ENTITY CONVERSION Recorded Feb 11, 2024
From: APTIV TECHNOLOGIES LIMITED
To: APTIV TECHNOLOGIES (2) S.À R.L.
Reel/Frame 066746/0001 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 15, 2021
From: PETERSON, DAVID R.; BILAS, JARED; SUDIK, JOSEPH, JR; WEIDNER, JONATHAN D.; KROMPEGEL, SEAN P.; BRAUN, JESSE
To: APTIV TECHNOLOGIES LIMITED
Reel/Frame 056863/0382 →