Method of forming an insulated feed-through seal
Abstract
Abstract A SHEATHED ELECTRICAL CONDUCTOR ADAPTED TO EXTEND THROUGH A PLATE OR PANEL IN A SEALED CONDITION, AND ELECTRICALLY INSULATED THEREFROM, WHEREIN HE SHEATH OF DIELECTRIC INSULATION DEFINED ON THE CONDUCTOR HOMOGENEOUSLY FORMS SEALING AND ORIENTATION STRUCTURE. THE CONDUCTOR INCLUDES A METALLIC CORE SURROUNDED THE A THERMOPLASTIC DIELECTRIC SHEATH WHEREIN THE SHEATH IS HEATED AND MOLDED TO HOMOGENEOUSLY DEFINE THE SEALING STRUCTURE. AN O-RING IS EMPLOYED IN CONJUNCTION AND THE MOLDED STRUCTURE FOR SEALING COOPERATION WITH THE PANEL. THE INVENTION CONTEMPLATES A METHOD OF MANUFACTURING AN ELECTRICAL CONDUCTOR IN ACCORD WITH THE INVENTION WHEREBY THE SEALING STRUCTURE HOMOGENEOUSLY FORMED OF THE CONDUCTOR SHEATH MATERIAL MAY BE CREATED BY HEATING A PORTION OF THE CONDUCTOR AND INSERTING THE SAME INTO A DIE TO FORM THE DESIRED CONFIGURATION BY EXTRUSION AND MOLDING.
Inventors
- 👤 C Thomas
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1976-05-21 | 1976-11-20 | 1977-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-21 | 1980-11-20 | 1981-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-21 | 1984-11-20 | 1985-05-22 | $7700.00 | Window Closed / Lapsed |