US3155395A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaft packing assembly
Assignee: General Electric Co
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Filing: 1963-09-12
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Granted: 1964-11-03
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Expires: 1983-09-12
Abstract
No abstract record available.
Inventors
- 👤 Herbert N Hoffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:15
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/44; F16J15/447; F16J15/4472
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
124 words
A SHAFT PACKING ASSEMBLY INCLUDING AT LEAST TWO SUBASSEMBLIES, EACH COMPRISING: AN ARCUATE SUPPORT MEMBER, A PLURALITY OF PACKING SEGMENT MEMBERS CARRIED ON THE ARCUATE SUPPORT MEMBER, EACH PACKING SEGMENT HAVING AN INNER PERIPHERAL PORTION ADAPTED TO DEFINE A FLUID SEALING RELATION WITH THE OUTER PERIPHERY OF A SHAFT DISPOSED THROUGH THE PACKING ASSEMBLY, EACH PACKING SEGMENT HAVING ALSO A RADIALLY OUTWARDLY PROJECTING PORTION WITH AN AXIALLY EXTENDING PORTION DISPOSED OVER AN OUTWARDLY FACING PERIPHERAL SURFACE OF THE ARCUATE SUPPORT MEMBER, A LONGITUDINALLY EXTENSIBLE RESILIENT MEMBER DISPOSED AROUND THE OUTER PERIPHERY OF THE PACKING SEGMENTS AND BIASING THEM RADIALLY INWARDLY AGAINST THE ARCUATE SUPPORT MEMBER, AND MEANS SECURING THE ENDS OF THE RESILIENT MEMBER TO THE RESPECTIVE END PORTIONS OF THE ARCUATE SUPPORT MEMBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |