IP Library › Granted Patent US 12,322,527
Granted Patent B2
US 12,322,527 · App. 17/773,237 · Granted Jun 3, 2025

Electrically insulated cable

Inventors: Shigeyuki Tanaka (Osaka, JP); Yutaka Matsumura (Osaka, JP); Taro Fujita (Osaka, JP); Takumi Ooshima (Kanuma, JP); Jo Yagisawa (Kanuma, JP)
Assignee: Sumitomo Electric Industries, Ltd.
H01B7/0009B60R16/0215
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Quick Facts
Patent No.
US 12,322,527
App. No.
17/773,237
Granted
Jun 3, 2025
Kind
B2
Abstract

An electrically insulated cable comprising: a core electric wire; a tape member covering the core electric wire; and a covering layer covering the tape member; wherein: the core electric wire includes a plurality of insulated electric wires; the insulated electric wires each include a conductor and an insulating layer covering the conductor; and the tape member has a minimum value of transmittance of 70% or more with respect to light having a wavelength of no less than 400 nm and no more than 800 nm.

Claims (16)

1. An electrically insulated cable comprising:

a core electric wire;

a tape member covering the core electric wire; and

a covering layer covering the tape member;

wherein:

the core electric wire includes a plurality of insulated electric wires;

the insulated electric wires each include a conductor and an insulating layer covering the conductor;

the tape member has a minimum value of transmittance of 70% or more with respect to light having a wavelength in the range of no less than 400 nm and no more than 800 nm; and

the plurality of insulated electric wires each have the same diameter, and the conductor in each of the plurality of insulated electric wires has a cross-sectional area of no less than 1.5 mm 2 and no more than 3 mm 2 .

2. The electrically insulated cable according to claim 1 , wherein the tape member comprises at least one compound selected from the group consisting of cellulose, polyethylene terephthalate and polyethylene.

3. The electrically insulated cable according to claim 1 wherein the tape member has a thickness of no less than 3 μm and no more than 200 μm.

4. The electrically insulated cable according to claim 1 , wherein the covering layer includes a first sheath layer covering the tape member and a second sheath layer covering the first sheath layer.

5. The electrically insulated cable according to claim 1 , which is an electrically insulated cable to be mounted on a vehicle.

6. The electrically insulated cable according to claim 5 , which is an electrically insulated cable for an electric parking brake.

7. The electrically insulated cable according to claim 5 , which is an electrically insulated cable for an antilock brake system.

8. The electrically insulated cable according to claim 1 , wherein the tape member has a thickness of no less than 30 μm and no more than 200 μm.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 29, 2022
From: TANAKA, SHIGEYUKI; MATSUMURA, YUTAKA; FUJITA, TARO; OOSHIMA, TAKUMI; YAGISAWA, JO
To: SUMITOMO ELECTRIC INDUSTRIES, LTD.
Reel/Frame 059768/0927 →
Priority Claims (1)
JP 2019-197607 · Oct 30, 2019 · national
Continuity (1)
Related Publication 20220406487A1 · Dec 22, 2022
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