US4734545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated conductor for a wire harness
Assignee: Furukawa Electric Co Ltd
•
Filing: 1986-11-26
•
Granted: 1988-03-29
•
Expires: 2006-11-26
Abstract
Abstract An insulated conductor for a wire harness comprising a conductor and an insulation with which the conductor is covered, the insulation being formed of thermoplastic polyurethane having shore D hardness of more than 50, thickness of less than 0.2 mm, and an adherence of the insulation to the conductor less than 2 Kg/10 mm, being measured as the required force to pull 10 mm of the insulation off the conductor.
Inventors
- 👤 Isao Susuki
- 👤 Tomomi Hizikata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:29
CPC Classifications
B; B60; B60R; B60R16/00; B60R16/02; B60R16/0207; B60R16/0215; H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/302; H01B3/44; H01B3/443; H01B7/00; H01B7/17; H01B7/29; H01B7/295; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2938; Y10T428/294; Y10T428/2942; Y10T428/2947
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
76 words
An insulated conductor for a wire harness comprising a conductor and an insulation with which said conductor is covered, said insulation characterized by being formed of thermoplastic polyurethane having shore D hardness of more than 50 and a thickness of less than 0.2 mm, and wherein the adherence of the insulation to said conductor is less than 2 kg/10 mm, being measured as the required force to pull 10 mm of the insulation off the conductor.
Claim 2
Dependent Claim
76 words
An insulated conductor for a wire harness comprising a conductor and an insulation with which said conductor is covered, said insulation characterized by being formed of thermoplastic polyurethane having shore D hardness of more than 50 and a thickness of less than 0.2 mm, and wherein the adherence of the insulation to said conductor is less than 2 kg/10 mm, being measured as the required force to pull 10 mm of the insulation off the conductor.
Claim 3
Dependent Claim
20 words
An insulated conductor for a wire harness as set forth in claim 1, and wherein said conductor comprises twisted wires.
Claim 4
Dependent Claim
39 words
An insulated conductor for a wire harness as set forth in claim 1, and wherein said conductor comprises a compressed conductor formed by compressively deforming a twisted body of wires into a body having a substantially round cross section.
Claim 5
Dependent Claim
34 words
An insulated conductor for a wire harness as set forth in claim 1, and wherein said insulation has a difference of less than 40 μm between the maximum thickness and the minimum thickness thereof.
Claim 6
Dependent Claim
32 words
An insulated conductor for a wire harness as set forth in claim 1, and further comprising a middle layer of vinyl chloride thinner than said insulation between said conductor and said insulation.
Claim 7
Dependent Claim
26 words
An insulated conductor for a wire harness as set forth in claim 1, and further comprising a layer of non-combustible thermoplastic resin provided on said insulation.
Claim 8
Dependent Claim
20 words
An insulated conductor as set forth in claim 6, and wherein said layer of non-combustible thermoplastic resin comprises vinyl chloride.
References Cited (Backward Citations)
US2930838A
Cited
US4008368A
Cited
US3760093A
Cited
US3971882A
Cited
US4511624A
Cited
US4062998A
Cited
US4324837A
Cited
US4379807A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-03-29 | 1991-09-28 | 1992-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-03-29 | 1995-09-28 | 1996-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-03-29 | 1999-09-28 | 2000-03-29 | $7700.00 | Window Closed / Lapsed |