Patent US4366770A successfully refreshed from Google Patents.
US4366770A
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Apparatus for applying a water repellent substance into a cable core
Assignee: Siemens AG
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Filing: 1978-05-01
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Granted: 1983-01-04
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Expires: 1998-05-01
Abstract
Abstract In order to reach every void between the individual cable conductors, particularly when filling a multi-pair communication cable, the water repellent substance is supplied to the cable core in great excess; a filling basin surrounding the filling station proper collects the re-emerging excess substance.
Inventors
- 👤 Horst Eckstein
- 👤 Willi Seyfart
- 👤 Norbert Sutor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:35
CPC Classifications
H; H01; H01B; H01B13/00; H01B13/32; H01B13/322; H01B13/323; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2971
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
116 words
In apparatus for applying a water repellent substance into the cable core of a multi-pair communication cable, where the cable core is led through a filling unit consisting of an entry stub, a filling head and an exit stub and in which the water repellent substance to be inserted into the cable core is contained at elevated temperature and relatively high pressure, the improvement comprising: (a) a filling unit for the insertion of the water repellent substance into the cable core which is pressure proof, (b) a filling basin surrounding the filling unit including its entry and exit stub, and (c) a circulation line with a pump interposed connecting the filling basin and the filling unit.
Claim 2
Dependent Claim
116 words
In apparatus for applying a water repellent substance into the cable core of a multi-pair communication cable, where the cable core is led through a filling unit consisting of an entry stub, a filling head and an exit stub and in which the water repellent substance to be inserted into the cable core is contained at elevated temperature and relatively high pressure, the improvement comprising: (a) a filling unit for the insertion of the water repellent substance into the cable core which is pressure proof, (b) a filling basin surrounding the filling unit including its entry and exit stub, and (c) a circulation line with a pump interposed connecting the filling basin and the filling unit.
Claim 3
Dependent Claim
43 words
The improvement according to claim 1, wherein said filling unit including the entry stub, the filling head and the exit stub is arranged in the filling basin in such a manner that the filling unit is completely enclosed by the water repellent substance.
Claim 4
Dependent Claim
28 words
The improvement according to claim 2, and further including spatially adjustable deflecting devices arranged in the filling basin ahead of the entry stub and behind the exit stub.
Claim 5
Dependent Claim
17 words
The improvement according to claim 3, wherein deflecting device ahead of the entry stub comprises several rolls.
Claim 6
Dependent Claim
17 words
The improvement according to claim 3, wherein deflecting device behind the exit stub comprises a slide channel.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-01-03 | 1986-07-05 | 1987-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-01-03 | 1990-07-05 | 1991-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-01-03 | 1994-07-05 | 1995-01-04 | $7700.00 | Window Closed / Lapsed |