US3336435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pothead construction with girdle shield
Assignee: G&W Electric Specialty Co
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Filing: 1965-12-06
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Granted: 1967-08-15
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Expires: 1985-12-06
Abstract
No abstract record available.
Inventors
- 👤 George E Lusk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:04
CPC Classifications
H; H02; H02G; H02G15/00; H02G15/02; H02G15/06; H02G15/064; H02G15/068
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
221 words
IN A TERMINATION SYSTEM FOR A POWER CABLE OF THE POLYETHYLENE INSULATED TYPE HAVING AN ENCIRCLING SHEATH COMPRISING A CONCENTRIC STRAND LAYER OF METAL WIRES, SAID TERMINAL END OF THE CABLE BEING STRIPPED TO EXPOSE THE INSULATION AND THE CONCENTRICALLY DISPOSED LAYER OF METAL WIRES, IN COMBINATION, A POTHEAD ASSEMBLY HAVING TELESCOPING RELATION WITH THE STRIPPED END OF THE CABLE, AN ENTRANCE PLATE FIXED TO THE ENTRANCE END OF THE POTHEAD ASSEMBLY AND HAVING A CENTRAL OPENING THROUGH WHICH THE CABLE EXTENDS, A PAIR OF RESILIENT DIAPHRAGMS IN BACK-TOBACK RELATION AND HAVING A CENTRAL OPENING THROUGH WHICH THE CABLE EXTENDS AND WITH THE EDGES OF THE OPENINGS IN SEALING CONTACT WITH THE CABLE, SAID RESILIENT DIAPHRAGMS BEING SEALED AROUND THEIR PERIPHERIES BY BEING CONFINED BETWEEN THE POTHEAD ASSEMBLY AND THE ENTRANCE PLATE, MEANS ANCHORING ALL OF THE METAL WIRES TO THE UNDERSIDE OF THE METAL PLATE AT A COMMON LOCATION, AND A GIRDLE SHIELD IN THE FORM OF A METAL RING LOCATED ON THE INSULATION PORTION OF THE STRIPPED CABLE WITHIN THE POTHEAD ASSEMBLY AND IMMEDIATELY ABOVE THE RESILIENT DIAPHRAGMS, SAID GRIDLE SHIELD HAVING THE SHAPE OF AN INVERTED U IN SECTION AND INCLUDING AN UNINTERRUPTED OUTER WALL AND AN INNER WALL FORMED OF A PLURALITY OF SPRING FINGERS, SAID SPRING FINGERS HAVING CONTACT WITH THE INSULATION PORTION OF THE CABLE.
Claim 2
Dependent Claim
221 words
IN A TERMINATION SYSTEM FOR A POWER CABLE OF THE POLYETHYLENE INSULATED TYPE HAVING AN ENCIRCLING SHEATH COMPRISING A CONCENTRIC STRAND LAYER OF METAL WIRES, SAID TERMINAL END OF THE CABLE BEING STRIPPED TO EXPOSE THE INSULATION AND THE CONCENTRICALLY DISPOSED LAYER OF METAL WIRES, IN COMBINATION, A POTHEAD ASSEMBLY HAVING TELESCOPING RELATION WITH THE STRIPPED END OF THE CABLE, AN ENTRANCE PLATE FIXED TO THE ENTRANCE END OF THE POTHEAD ASSEMBLY AND HAVING A CENTRAL OPENING THROUGH WHICH THE CABLE EXTENDS, A PAIR OF RESILIENT DIAPHRAGMS IN BACK-TOBACK RELATION AND HAVING A CENTRAL OPENING THROUGH WHICH THE CABLE EXTENDS AND WITH THE EDGES OF THE OPENINGS IN SEALING CONTACT WITH THE CABLE, SAID RESILIENT DIAPHRAGMS BEING SEALED AROUND THEIR PERIPHERIES BY BEING CONFINED BETWEEN THE POTHEAD ASSEMBLY AND THE ENTRANCE PLATE, MEANS ANCHORING ALL OF THE METAL WIRES TO THE UNDERSIDE OF THE METAL PLATE AT A COMMON LOCATION, AND A GIRDLE SHIELD IN THE FORM OF A METAL RING LOCATED ON THE INSULATION PORTION OF THE STRIPPED CABLE WITHIN THE POTHEAD ASSEMBLY AND IMMEDIATELY ABOVE THE RESILIENT DIAPHRAGMS, SAID GRIDLE SHIELD HAVING THE SHAPE OF AN INVERTED U IN SECTION AND INCLUDING AN UNINTERRUPTED OUTER WALL AND AN INNER WALL FORMED OF A PLURALITY OF SPRING FINGERS, SAID SPRING FINGERS HAVING CONTACT WITH THE INSULATION PORTION OF THE CABLE.
References Cited (Backward Citations)
AT232556B
Cited
US3151209A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |