Patent US3132519A successfully refreshed from Google Patents.
US3132519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotor journalling device
Assignee: Carl Schenck AG
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Filing: 1959-04-10
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Granted: 1964-05-12
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Expires: 1979-04-10
Abstract
No abstract record available.
Inventors
- 👤 Federn Klaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:15
CPC Classifications
F; F16; F16C; F16C27/00; F16C27/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A ROTOR JOURNALLING STRUCTURE FOR TESTING MACHINES, COMPRISING A RIGID SUPPORT HAVING A SUBSTANTIALLY CYLINDRICAL OPENING, A ROTOR BEARING LOCATED CENTRALLY AND COAXIALLY IN SAID OPENING AND DEFINING A MAIN JOURNAL AXIS, TWO RADIALLY RIGID BUT BENDINGLY ELASTIC METALLIC SPRING MEMBERS OF GENERALLY ANNULAR SHAPE JOINING SAID BEARING WITH SAID SUPPORT AND EXTENDING COAXIALLY ABOUT SAID MAIN AXIS, EACH OF SAID MEMBERS FORMING A FRUSTO-CONICAL STRUCTTURE CONVEXLY RELATELD TO THE OTHER MEMBER AND HAVING ITS
Claim 2
Dependent Claim
75 words
A ROTOR JOURNALLING STRUCTURE FOR TESTING MACHINES, COMPRISING A RIGID SUPPORT HAVING A SUBSTANTIALLY CYLINDRICAL OPENING, A ROTOR BEARING LOCATED CENTRALLY AND COAXIALLY IN SAID OPENING AND DEFINING A MAIN JOURNAL AXIS, TWO RADIALLY RIGID BUT BENDINGLY ELASTIC METALLIC SPRING MEMBERS OF GENERALLY ANNULAR SHAPE JOINING SAID BEARING WITH SAID SUPPORT AND EXTENDING COAXIALLY ABOUT SAID MAIN AXIS, EACH OF SAID MEMBERS FORMING A FRUSTO-CONICAL STRUCTTURE CONVEXLY RELATELD TO THE OTHER MEMBER AND HAVING ITS
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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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |