Patent US3842584A successfully refreshed from Google Patents.
US3842584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strand for a wire cable of synthetic wires and synthetic fibres
Assignee: Bayer AG
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Filing: 1973-06-13
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Granted: 1974-10-22
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Expires: 1993-06-13
Abstract
Abstract A wire cable strand which consists of a core of untwisted fine fibres arranged in parallel and at least two layers of course wires spirally surrounding the core, with a layer of fibre bundles arranged between these layers either sprally or parallel to the axis of the strand.
Inventors
- 👤 H Schmittman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:14
CPC Classifications
D; D07; D07B; D07B1/00; D07B1/02; D07B2401/00; D07B2401/20; D07B2401/2065; D07B2401/2075
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
58 words
A STRAND FOR A WIRE CABLE WHICH COMPRISES A CORE COMPRISING A BUNDLE OF UNTWISTED SYNTHETIC FIBERS, A LAYER OF COARSE SYNTHETIC WIRES SPIRALLY SURROUNDING THE CORE AND AT LEAST ONE OTHER LAYER OF CORSE WIRES CONCENTRICALLY AND SPIRALLY SURROUNDING THE CORE, IN WHICH A LAYER OF SYNTHETIC FIBRE BUNDLES IS ARRANGED BETWEEN THE LAYERS OF COARSE WIRES.
Claim 2
Dependent Claim
58 words
A STRAND FOR A WIRE CABLE WHICH COMPRISES A CORE COMPRISING A BUNDLE OF UNTWISTED SYNTHETIC FIBERS, A LAYER OF COARSE SYNTHETIC WIRES SPIRALLY SURROUNDING THE CORE AND AT LEAST ONE OTHER LAYER OF CORSE WIRES CONCENTRICALLY AND SPIRALLY SURROUNDING THE CORE, IN WHICH A LAYER OF SYNTHETIC FIBRE BUNDLES IS ARRANGED BETWEEN THE LAYERS OF COARSE WIRES.
Claim 3
Dependent Claim
18 words
A strand as claimed in claim 1 in which the core of untwisted fibres are arranged in parallel.
Claim 4
Dependent Claim
21 words
A strand as claimed in claim 1 in which the fibre bundles are arranged spirally between the layers of coarse wires.
Claim 5
Dependent Claim
24 words
A strand as claimed in claim 1 in which the fibre bundles are arranged parallel to the axis between the layers of coarse wires.
Claim 6
Dependent Claim
23 words
A strand as claimed in claim 1 in which the fibre bundles arranged between the layers of coarse wires are twisted and doubled.
Claim 7
Dependent Claim
18 words
A strand as claimed in claim 1 in which the fibres bundles are provided with a protective twist.
Claim 8
Dependent Claim
30 words
A strand as claimed in claim 1 in which the coarse wires in at least the outermost layer of the strand are arranged in spiral bundles each with a core.
Claim 9
Dependent Claim
19 words
A strand as claimed in claim 7 in which filling twines are inserted, between the bundles of coarse wires.
Claim 10
Dependent Claim
22 words
A strand as claimed in claim 7 in which filling twines are inserted between the crest of the outermost layer of wires.
Claim 11
Dependent Claim
32 words
A strand as claimed in claim 1, in which the wires are polyamide, polyethylene, polypropylene, polyurethane, polyester or polycarbonate, and in which the fibres are polyamide, polyethylene, polypropylene, polyurethane, polyester or polycarbonate.
Claim 12
Dependent Claim
17 words
A strand as claimed in claim 10 in which the wires and fibres are made of polyamide.
Claim 13
Dependent Claim
18 words
A strand as claimed in claim 1 in which the wires and fibres are made of different materials
Claim 14
Dependent Claim
15 words
A strand as claimed in claim 1 in which wires are made of different materials.
Claim 15
Dependent Claim
21 words
A strand as claimed in claim 2 in which the fibre bundles are arranged spirally between the layers of coarse wires.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-10-21 | 1978-04-22 | 1978-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-21 | 1982-04-22 | 1982-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-21 | 1986-04-22 | 1986-10-22 | $7700.00 | Window Closed / Lapsed |