IP Library › Granted Patent US 10,023,136
Granted Patent B2
US 10,023,136 · App. 15/887,484 · Granted Jul 17, 2018

Wire harness

Inventors: Taichi Oka (Hitachi, JP); Takahiro Futatsumori (Mito, JP)
Assignee: HITACHI METALS, LTD.
B60R16/0215H01B7/0063H02G3/0406H05K9/0098
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Quick Facts
Patent No.
US 10,023,136
App. No.
15/887,484
Granted
Jul 17, 2018
Kind
B2
Abstract

A wire harness includes electric wires, and an electromagnetic wave suppression member that includes a restricting member and an annular magnetic core, the restricting member being provided to cover a periphery of the electric wires and including an inner wall portion more rigid than the electric wires, and the magnetic core being provided around the inner wall portion. The restricting member includes fixing portions formed to fix the electromagnetic wave suppression member to a fixing target.

Claims (24)

1. A wire harness, comprising:

an electric wire;

a connecting terminal connected to an end of the electric wire;

an electromagnetic wave suppression member that comprises a restricting member and an annular magnetic core, the restricting member being provided to cover a periphery of the electric wire and comprising an inner wall portion more rigid than the electric wire, and the magnetic core being provided around the inner wall portion,

wherein the connecting terminal and the electromagnetic wave suppression member are spaced from each other along a longitudinal direction of the electric wire.

2. The wire harness according to claim 1 , wherein the magnetic core comprises a nanocrystalline soft magnetic material.

3. The wire harness according to claim 1 , wherein the inner wall portion is configured to hold the electric wire.

4. The wire harness according to claim 3 , wherein a braided shield is provided around the electric wire, and the inner wall portion is in contact with the braided shield and holds the electric wire via the braided shield.

5. The wire harness according to claim 1 , wherein the restricting member comprises a cylindrical outer wall portion and a restricting portion, the outer wall portion covering the inner wall portion and the magnetic core such that the magnetic core is sandwiched between the inner and outer wall portions, and the restricting portion preventing the magnetic core from falling through between the inner and outer wall portions.

6. The wire harness according to claim 1 , wherein the electric wire comprises a plurality of electric wires and the magnetic core is formed to cover all of the plurality of electric wires.

7. The wire harness according to claim 1 , wherein the restricting member integrally comprises a housing portion for housing the magnetic core and a movement-restricting portion fixed to the electric wire or to a member covering the electric wire, and the housing portion and the movement-restricting portion are aligned along the longitudinal direction of the electric wire.

8. The wire harness according to claim 2 , wherein the inner wall portion is configured to hold the electric wire.

9. The wire harness according to claim 2 , wherein the restricting member comprises a cylindrical outer wall portion and a restricting portion, the outer wall portion covering the inner wall portion and the magnetic core such that the magnetic core is sandwiched between the inner and outer wall portions, and the restricting portion preventing the magnetic core from falling through between the inner and outer wall portions.

10. The wire harness according to claim 3 , wherein the restricting member comprises a cylindrical outer wall portion and a restricting portion, the outer wall portion covering the inner wall portion and the magnetic core such that the magnetic core is sandwiched between the inner and outer wall portions, and the restricting portion preventing the magnetic core from falling through between the inner and outer wall portions.

11. The wire harness according to claim 4 , wherein the restricting member comprises a cylindrical outer wall portion and a restricting portion, the outer wall portion covering the inner wall portion and the magnetic core such that the magnetic core is sandwiched between the inner and outer wall portions, and the restricting portion preventing the magnetic core from falling through between the inner and outer wall portions.

12. The wire harness according to claim 2 , wherein the electric wire comprises a plurality of electric wires and the magnetic core is formed to cover all of the plurality of electric wires.

13. The wire harness according to claim 3 , wherein the electric wire comprises a plurality of electric wires and the magnetic core is formed to cover all of the plurality of electric wires.

14. The wire harness according to claim 4 , wherein the electric wire comprises a plurality of electric wires and the magnetic core is formed to cover all of the plurality of electric wires.

15. The wire harness according to claim 5 , wherein the electric wire comprises a plurality of electric wires and the magnetic core is formed to cover all of the plurality of electric wires.

16. The wire harness according to claim 2 , wherein the restricting member integrally comprises a housing portion for housing the magnetic core and a movement-restricting portion fixed to the electric wire or to a member covering the electric wire, and the housing portion and the movement-restricting portion are aligned along the longitudinal direction of the electric wire.

17. The wire harness according to claim 3 , wherein the restricting member integrally comprises a housing portion for housing the magnetic core and a movement-restricting portion fixed to the electric wire or to a member covering the electric wire, and the housing portion and the movement-restricting portion are aligned along the longitudinal direction of the electric wire.

18. The wire harness according to claim 4 , wherein the restricting member integrally comprises a housing portion for housing the magnetic core and a movement-restricting portion fixed to the electric wire or to a member covering the electric wire, and the housing portion and the movement-restricting portion are aligned along a longitudinal direction of the electric wire.

19. The wire harness according to claim 5 , wherein the restricting member integrally comprises a housing portion for housing the magnetic core and a movement-restricting portion fixed to the electric wire or to a member covering the electric wire, and the housing portion and the movement-restricting portion are aligned along a longitudinal direction of the electric wire.

20. The wire harness according to claim 6 , wherein the restricting member integrally comprises a housing portion for housing the magnetic core and a movement-restricting portion fixed to the electric wire or to a member covering the electric wire, and the housing portion and the movement-restricting portion are aligned along a longitudinal direction of the electric wire.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 2, 2018
From: OKA, TAICHI; FUTATSUMORI, TAKAHIRO
To: HITACHI METALS, LTD.
Reel/Frame 044821/0220 →
Priority Claims (2)
JP 2016-046682 · Mar 10, 2016 · national
JP 2016-171471 · Sep 2, 2016 · national
Continuity (2)
Continuation In Part 15432247 · Feb 14, 2017
Related Publication 20180154847A1 · Jun 7, 2018