US3166019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary motion apparatus
Assignee: Trojan Corp
•
Filing: 1959-05-15
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Granted: 1965-01-19
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Expires: 1979-05-15
Abstract
No abstract record available.
Inventors
- 👤 Michael J Krawacki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:06
CPC Classifications
F; F01; F01C; F01C1/00; F01C1/30; F01C1/34; F01C1/344; F01C1/3448
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN ROTARY MOTION, ALIGNED IMPULSION APPARATUS COMPRISED OF A PAIR OF RELATIVELY ROTATABLE MEMBERS IN THE RESPECTIVE FORMS OF A CYLINDRICAL DRUM AND OF A CASING MOUNTED ADJACENT TO SAID DRUM AND SEPARATED THEREFROM BY A CLEARANCE SPACE, ONE OF SAID MEMBERS HAVING FORMED THEREIN A CONTINUOUS FLUID-RECEIVING GROOVE EXTENDING THEREINTO FROM SAID SPACE, REACTION BLOCK MEANS COUPLED IN ANGULARLY FIXED RELATION WITH THE OTHER OF SAID MEMBERS AND SEATED IN SAID GROOVE, AND VANE MEANS RECEIVED WITHIN SLOT MEANS FORMED IN SAID ONE MEMBER TO BE IN TRANSVERSE RELATION TO SAID GROOVE AND TO EXTEND INTO SAID ONE MEMBER FROM SAID CLEARANCE SPACE, SAID VANE MEANS HAVING A PORTION AT ONE END OF THE TRANSVERSE EXTENT THEREOF AND BEING ADAPTED TO MOVE ANGULARLY RELATIVE TO SAID REACTION BLOCK MEANS AND TO NORMALLY OBSTRUCT SAID GROOVE BY SAID END PORTION WHILE SO MOVING, AND SAID VANE MEANS AT THE MARGIN THEREOF NEAREST SAID SPACE HAVING FORMED
Claim 2
Dependent Claim
156 words
IN ROTARY MOTION, ALIGNED IMPULSION APPARATUS COMPRISED OF A PAIR OF RELATIVELY ROTATABLE MEMBERS IN THE RESPECTIVE FORMS OF A CYLINDRICAL DRUM AND OF A CASING MOUNTED ADJACENT TO SAID DRUM AND SEPARATED THEREFROM BY A CLEARANCE SPACE, ONE OF SAID MEMBERS HAVING FORMED THEREIN A CONTINUOUS FLUID-RECEIVING GROOVE EXTENDING THEREINTO FROM SAID SPACE, REACTION BLOCK MEANS COUPLED IN ANGULARLY FIXED RELATION WITH THE OTHER OF SAID MEMBERS AND SEATED IN SAID GROOVE, AND VANE MEANS RECEIVED WITHIN SLOT MEANS FORMED IN SAID ONE MEMBER TO BE IN TRANSVERSE RELATION TO SAID GROOVE AND TO EXTEND INTO SAID ONE MEMBER FROM SAID CLEARANCE SPACE, SAID VANE MEANS HAVING A PORTION AT ONE END OF THE TRANSVERSE EXTENT THEREOF AND BEING ADAPTED TO MOVE ANGULARLY RELATIVE TO SAID REACTION BLOCK MEANS AND TO NORMALLY OBSTRUCT SAID GROOVE BY SAID END PORTION WHILE SO MOVING, AND SAID VANE MEANS AT THE MARGIN THEREOF NEAREST SAID SPACE HAVING FORMED
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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) | 1968-01-19 | 1968-07-20 | 1969-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-19 | 1972-07-20 | 1973-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-19 | 1976-07-20 | 1977-01-19 | $7700.00 | Window Closed / Lapsed |