Patent US2318910A successfully refreshed from Google Patents.
Patent US3310693A successfully refreshed from Google Patents.
US3310693A
Expired / Lapsed
US
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Magnetic coupling
Assignee: Automation Industries Inc
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Filing: 1964-02-04
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Granted: 1967-03-21
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Expires: 1984-02-04
Abstract
No abstract record available.
Inventors
- 👤 Aronoff Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:50
CPC Classifications
H; H02; H02K; H02K49/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
IN A COUPLING ASSEMBLY FIRST MEANS INCLUDING A HERMETICALLY SEALED CHAMBER INCLUDING PARTITION STRUCTURE PERIPHERALLY SUPPORTED TO DEFLECT ALONG A CENTRAL AXIS GENERALLY NORMAL TO THE PLANE OF THE PARTITION IN RESPONSE TO DIFFERENTIAL PRESSURE CHANGES AS RESPECTS FLUID PRESSURE EXERTION AT THE INNER AND OUTER SIDES OF THE PARTITION, SECOND MEANS FOR EFFECTING TRANSMISSION OF ROTARY DRIVE FROM THE INTERIOR OF SAID CHAMBER AT THE INNER SIDE OF SAID PARTITION TO THE OUTSIDE OF THE CHAMBER AT THE OUTER SIDE OF THE PARTITION AND IN DIFFERENT DEFLECTION POSITIONS OF THE PARTITION, A PAIR OF INDEPENDENTLY ROTATABLE MAGNETICALLY ATTRACTING UNITS IN SAID SECOND MEANS MOVABLE TOGETHER ENDWISE ALONG SAID AXIS AT OPPOSITE SIDES OF THE PARTITION AND IN RESPONSE TO SAID DEFLECTION THEREOF, SAID UNITS BEING SUPPORTED TO ROTATE IN SUFFICIENTLY CLOSELY APPROACHING RELATION TO OPPOSITE FACES OF THE PARTITION THAT ONE UNIT ROTATES IN RESPONSE TO ROTATION OF THE OTHER WHILE BRAKING CONTACT OF SAID UNITS WITH THE PARTITION STRUCTURE IS PREVENTED IN SAID DIFFERENT DEFLECTION POSITIONS,
Claim 2
Dependent Claim
168 words
IN A COUPLING ASSEMBLY FIRST MEANS INCLUDING A HERMETICALLY SEALED CHAMBER INCLUDING PARTITION STRUCTURE PERIPHERALLY SUPPORTED TO DEFLECT ALONG A CENTRAL AXIS GENERALLY NORMAL TO THE PLANE OF THE PARTITION IN RESPONSE TO DIFFERENTIAL PRESSURE CHANGES AS RESPECTS FLUID PRESSURE EXERTION AT THE INNER AND OUTER SIDES OF THE PARTITION, SECOND MEANS FOR EFFECTING TRANSMISSION OF ROTARY DRIVE FROM THE INTERIOR OF SAID CHAMBER AT THE INNER SIDE OF SAID PARTITION TO THE OUTSIDE OF THE CHAMBER AT THE OUTER SIDE OF THE PARTITION AND IN DIFFERENT DEFLECTION POSITIONS OF THE PARTITION, A PAIR OF INDEPENDENTLY ROTATABLE MAGNETICALLY ATTRACTING UNITS IN SAID SECOND MEANS MOVABLE TOGETHER ENDWISE ALONG SAID AXIS AT OPPOSITE SIDES OF THE PARTITION AND IN RESPONSE TO SAID DEFLECTION THEREOF, SAID UNITS BEING SUPPORTED TO ROTATE IN SUFFICIENTLY CLOSELY APPROACHING RELATION TO OPPOSITE FACES OF THE PARTITION THAT ONE UNIT ROTATES IN RESPONSE TO ROTATION OF THE OTHER WHILE BRAKING CONTACT OF SAID UNITS WITH THE PARTITION STRUCTURE IS PREVENTED IN SAID DIFFERENT DEFLECTION POSITIONS,
References Cited (Backward Citations)
US2779513A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |