IP Library Granted Patent US 10,103,529
Granted Patent B2
US 10,103,529 · App. 15/619,945 · Granted Oct 16, 2018

Wire harness

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Quick Facts
Patent No.
US 10,103,529
App. No.
15/619,945
Granted
Oct 16, 2018
Kind
B2
Abstract

A wire harness, comprising a tube-shaped exterior member and one or multiple conductive paths to be inserted into and protected by the exterior member. The exterior member includes a flexible tube part having a flexible bellows tube shape and a straight tube part not having the flexible bellows tube shape. The one or multiple conductive paths are straightly wired into the straight tube part and the straight tube part is continuous with the flexible tube part. A continuous portion of the flexible tube part and the straight tube part includes multiple reinforcement shape portions which are capable of withstanding stress concentration in the continuous portion and are arranged in a tube outer peripheral direction of the exterior member.

Claims (17)

1. A wire harness, comprising:

a tube-shaped exterior member; and

one or multiple conductive paths to be inserted into and protected by the exterior member,

wherein the exterior member includes a flexible tube part having a flexible bellows tube shape and a straight tube part not having the flexible bellows tube shape,

wherein the one or multiple conductive paths are straightly wired into the straight tube part and the straight tube part is continuous with the flexible tube part,

wherein a continuous portion is a junction between the flexible tube part and the straight tube part and includes multiple reinforcement shape portions formed on the junction which reinforce the continuous portion and are arranged in a tube outer peripheral direction of the exterior member, and

wherein each of the multiple reinforcement shape portions is a projecting portion that is integrally formed with a slope of an outermost bellows projection of the flexible tube part and an outer peripheral surface of the straight tube part, and which has a substantially polygonal shaped side surface or a substantially ¼ circular shaped side surface.

2. The wire harness according to claim 1 , wherein the multiple scattered reinforcement shape portions are arranged at an equal pitch in the tube outer peripheral direction.

3. The wire harness according to claim 1 , wherein, in an area connecting the slope and the outer peripheral surface of the straight tube part, a portion of the upper surface of the slope is arranged away from a portion of a lower surface of the projecting portion.

4. A wire harness, comprising:

a tube-shaped exterior member; and

one or more multiple conductive paths to be inserted into and protected by the exterior member,

wherein the tube-shaped exterior member includes a flexible tube part having a flexible bellows tube shape and a straight tube part not having the flexible bellows tube shape,

wherein the one or multiple conductive paths are straightly wired into the straight tube part and the straight tube part is continuous with the flexible tube part,

wherein a continuous portion of the flexible tube part and the straight tube part includes multiple reinforcement shape portions which reinforce the continuous portion and are arranged in a tube outer peripheral direction of the exterior member,

wherein each of the multiple reinforcement shape portions is a projecting portion which connects a slope of an outermost bellows projection of the flexible tube part and an outer peripheral surface of the straight tube part and which has a substantially polygonal shaped side surface or a substantially ¼ circular shaped side surface, and

wherein each of the multiple reinforcement shape portions slope in a longitudinal direction of the tube-shaped exterior member from the slope of the outermost bellows projection to the outer peripheral surface of the straight tube part.

Assignments (2)
CHANGE OF ADDRESS Recorded Jun 5, 2023
From: YAZAKI CORPORATION
To: YAZAKI CORPORATION
Reel/Frame 063845/0802 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 12, 2017
From: NAGASHIMA, TOSHIHIRO; INAO, SHINICHI; ADACHI, HIDEOMI
To: YAZAKI CORPORATION
Reel/Frame 042676/0941 →