Patent US3134164A successfully refreshed from Google Patents.
US3134164A
Expired / Lapsed
US
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Manufacture of suspension-type longbody electrical insulators
Assignee: Compagnie de Saint Gobain SA
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Filing: 1958-01-29
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Granted: 1964-05-26
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Expires: 1978-01-29
Abstract
No abstract record available.
Inventors
- 👤 Hocks Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:28
CPC Classifications
H; H01; H01B; H01B17/00; H01B17/32; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3909; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49227
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
THE METHOD OF MANUFACTURING SUSPENSION-TYPE ELONGATE ELECTRICL INSULATORS EACH FORMED OF A ROD-LIKE SUPPORTING CORE OF MINERAL FIBERS EMBEDDED IN A PLASTIC MATERIAL AND AN EXTERNAL INSULATING SLEEVE OF SUPERIMPOSED ANNULAR ELEMENTS OF INSULATING MATERIAL, WHICH COMPRISES FORMING THE INSULATING SLEEVE BY CONFING A PREDETERMINED NUMBER OF INSULATING ELEMENTS BETWEEN END MEMBERS, INSERTING INTO SAID SLEEVE AND END MEMBERS THE SUPPORTING CORE WHILE ITS PLASTIC CONSTITUENT IS STILL IN A VISCOUS BUT HARDENABLE STATE, AND EXPNADING THE ENDS OF SAID CORE TO APPLY PRESSURE THEREAT AND THROUGHOUT THE CORE AS THE SAME HARDENS INTO TIGHT SEALING ENGAGEMENT WITH THE INNER WALL OF SAID SLEEVE.
Claim 2
Independent Claim
104 words
THE METHOD OF MANUFACTURING SUSPENSION-TYPE ELONGATE ELECTRICL INSULATORS EACH FORMED OF A ROD-LIKE SUPPORTING CORE OF MINERAL FIBERS EMBEDDED IN A PLASTIC MATERIAL AND AN EXTERNAL INSULATING SLEEVE OF SUPERIMPOSED ANNULAR ELEMENTS OF INSULATING MATERIAL, WHICH COMPRISES FORMING THE INSULATING SLEEVE BY CONFING A PREDETERMINED NUMBER OF INSULATING ELEMENTS BETWEEN END MEMBERS, INSERTING INTO SAID SLEEVE AND END MEMBERS THE SUPPORTING CORE WHILE ITS PLASTIC CONSTITUENT IS STILL IN A VISCOUS BUT HARDENABLE STATE, AND EXPNADING THE ENDS OF SAID CORE TO APPLY PRESSURE THEREAT AND THROUGHOUT THE CORE AS THE SAME HARDENS INTO TIGHT SEALING ENGAGEMENT WITH THE INNER WALL OF SAID SLEEVE.
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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |