US3330567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internally reinforced neck seal
Assignee: Siemens Industry Inc
•
Filing: 1966-04-21
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Granted: 1967-07-11
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Expires: 1986-04-21
Abstract
No abstract record available.
Inventors
- 👤 Charles S Mercer
- 👤 Jr Charles A Rich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:31
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/328; B; B21; B21B; B21B31/00; B21B31/07; B21B31/078
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A ROLL NECK SEAL FOR USE IN A ROLLING MILL COMPRISING THE COMBINATION OF: AN ANNULARLY SHAPED SEAL BODY MOLDED OF A RESILIENT IMPERVIOUS MATERIAL, SAID SEAL BODY HAVING AT LEAST TWO NON-PARALLEL OUTER SURFACES; REINFORCING MEANS FOR PREVENTING RADIAL DISTORTION OF SAID SEAL BODY UNDER CENTRIFUGAL FORCE DEVELOPED DURING OPERATION OF THE MILL, SAID MEANS COMPRISING AT LEAST ONE HIGH STRENGTH REINFORCING CABLE EMBEDDED WITHIN SAID SEAL BODY AT THE APPROXIMATE POINT OF CONCENTRATION OF SAID CENTRIFUGAL FORCE; AND MEANS FOR LOCATING SAID CABLE WITHIN SAID SEAL BODY, SAID MEANS INCLUDING A COILED SPRING SURROUNDING SAID CABLE WITH ITS INNER SURFACE IN CONTINUOUS CONTACT THEREWITH, THE OUTER SURFACE OF SAID SPRING BEING TANGERTIALLY DISPOSED TO BOTH SAID NON-PARALLEL OUTER SURFACES, SAID IMPERVIOUS MATERIAL PERMEATING SAID COILED SPRING TO SURROUND SAID CABLE, THEREBY PROVIDING AN INTEGRALLY FABRICATED SEAL CONSTRUCTION.
Claim 2
Dependent Claim
139 words
A ROLL NECK SEAL FOR USE IN A ROLLING MILL COMPRISING THE COMBINATION OF: AN ANNULARLY SHAPED SEAL BODY MOLDED OF A RESILIENT IMPERVIOUS MATERIAL, SAID SEAL BODY HAVING AT LEAST TWO NON-PARALLEL OUTER SURFACES; REINFORCING MEANS FOR PREVENTING RADIAL DISTORTION OF SAID SEAL BODY UNDER CENTRIFUGAL FORCE DEVELOPED DURING OPERATION OF THE MILL, SAID MEANS COMPRISING AT LEAST ONE HIGH STRENGTH REINFORCING CABLE EMBEDDED WITHIN SAID SEAL BODY AT THE APPROXIMATE POINT OF CONCENTRATION OF SAID CENTRIFUGAL FORCE; AND MEANS FOR LOCATING SAID CABLE WITHIN SAID SEAL BODY, SAID MEANS INCLUDING A COILED SPRING SURROUNDING SAID CABLE WITH ITS INNER SURFACE IN CONTINUOUS CONTACT THEREWITH, THE OUTER SURFACE OF SAID SPRING BEING TANGERTIALLY DISPOSED TO BOTH SAID NON-PARALLEL OUTER SURFACES, SAID IMPERVIOUS MATERIAL PERMEATING SAID COILED SPRING TO SURROUND SAID CABLE, THEREBY PROVIDING AN INTEGRALLY FABRICATED SEAL CONSTRUCTION.
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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) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |