Patent US3098660A successfully refreshed from Google Patents.
US3098660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packing assembly
Assignee: NEOTRONIC CORP
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Filing: 1960-02-16
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Granted: 1963-07-23
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Expires: 1980-02-16
Abstract
No abstract record available.
Inventors
- 👤 Hausner Johann Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:38
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
IN A PACKING HOUSING SURROUNDING A RELATIVELY MOVABLE SHAFT, IN COMBINATION AT LEAST THREE AXIALLY SPACED WEDGE MEANS HAVING WEDGE FACES TERMINATING AT A RADIAL END FACE WITH THE WEDGE FACES DEFINING THEREBETWEEN AN ACUTE ANGLE AND THE WEDGE BEING FORMED OF CHROME PLATED METAL BODIES SURROUNDING THE SHAFT IN CLOSELY SPACED RELATION THERETO, AND AN ANNULAR PACKING ELEMENT FORMED OF A RELATIVELY YIELDABLE POROUS METAL IMPREGNATED WITH A SOLID METALLIC LUBRICANT AND INTERPOSED BETWEEN EACH PAIR OF SAID WEDGE MEANS SEALING ENGAGING SAID SHAFT, EACH SAID PACKING ELEMENT HAVING A GENERALLY X-SHAPED CROSSSECTION OF SMALL AXIAL DIMENSION WITH AXIALLY OPPOSED GROOVES HAVING GENERALLY FLAT BOTTOMS SMALLER IN RADIAL
Claim 2
Dependent Claim
109 words
IN A PACKING HOUSING SURROUNDING A RELATIVELY MOVABLE SHAFT, IN COMBINATION AT LEAST THREE AXIALLY SPACED WEDGE MEANS HAVING WEDGE FACES TERMINATING AT A RADIAL END FACE WITH THE WEDGE FACES DEFINING THEREBETWEEN AN ACUTE ANGLE AND THE WEDGE BEING FORMED OF CHROME PLATED METAL BODIES SURROUNDING THE SHAFT IN CLOSELY SPACED RELATION THERETO, AND AN ANNULAR PACKING ELEMENT FORMED OF A RELATIVELY YIELDABLE POROUS METAL IMPREGNATED WITH A SOLID METALLIC LUBRICANT AND INTERPOSED BETWEEN EACH PAIR OF SAID WEDGE MEANS SEALING ENGAGING SAID SHAFT, EACH SAID PACKING ELEMENT HAVING A GENERALLY X-SHAPED CROSSSECTION OF SMALL AXIAL DIMENSION WITH AXIALLY OPPOSED GROOVES HAVING GENERALLY FLAT BOTTOMS SMALLER IN RADIAL
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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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |