Title:
絶縁電線およびその製造方法ならびに端子付き絶縁電線およびその製造方法
Document Type and Number:
Japanese Patent JP7494402
Kind Code:
B2
Abstract:
Provided is an insulated wire which is less likely to experience breakage and is also able to withstand stress that is applied momentarily. Disclosed is an insulated wire 1 having a conductor 2 obtained by twisting a plurality of strands together, and a covering layer 3 covering same. In the insulated wire 1, the strands are constituted of a certain copper alloy. The conductor 2 is constituted of a central strand 2a, and a plurality of concentric strands 2b arranged centrically thereabout. The oil content sticking to the central strand 2a is 6 μg/g or less with respect to the mass of the central strand 2a. The conductor 2 has a twist pitch of 5 to 10 mm, and a cross-sectional area of 0.15 mm2 or less. The covering layer 3 is constituted of polyvinyl chloride resin. The covering layer 3 has a thickness of 0.15 to 0.25 mm.
Inventors:
Tsutomu Koizumi
Ryuichi Arai
Teruhito Nakatsu
Lisa Imai
Shinnosuke Ueda
Nobuaki Kochi
Michitomo Fujita
Ryuichi Arai
Teruhito Nakatsu
Lisa Imai
Shinnosuke Ueda
Nobuaki Kochi
Michitomo Fujita
Application Number:
JP2023549241A
Publication Date:
June 03, 2024
Filing Date:
September 24, 2021
Export Citation:
Assignee:
SWCC Co., Ltd.
International Classes:
H01B7/00; C22C9/00; C22C9/01; C22C9/02; C22C9/04; C22C9/06; C22F1/08; H01B1/02; H01B5/08; H01B7/02
Domestic Patent References:
| JP2014032819A |
Foreign References:
| WO2019013073A1 | ||||
| WO2019013074A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Washida International Patent Office