Patent US3270723A successfully refreshed from Google Patents.
US3270723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-supercharging rotary engine
Assignee: Individual
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Filing: 1963-12-18
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Granted: 1966-09-06
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Expires: 1983-12-18
Abstract
No abstract record available.
Inventors
- 👤 Maroney Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:09
CPC Classifications
F; F02; F02B; F02B57/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A ROTARY ENGINE COMPRISING A STATOR, A CIRCULAR CAM TRACK STATIONARILY MOUNTED IN SAID STATOR, A ROTOR DISPOSED IN SAID STATOR AND ECCENTRICALLY IN SAID CAM TRACK AND MOUNTED FOR ROTATION ABOUT A ROTOR AXIS PARALLEL TO THE CAM TRACK AXIS, A PAIR OF CYLINDERS CARRIED BY SAID ROTOR ON OPPOSITE SIDES OF SAID ROTOR AXIS, SAID CYLINDERS BEING PARALLEL, THE AXIS OF CYLINDERS BEING DISPLACED FROM THE AXIS OF ROTATION OF SAID ROTOR, GUIDE MEANS IN SAID ROTOR HAVING A SLIDE AXIS INTERSECTING SAID ROTOR AXIS PARALLEL TO SAID CYLINDERS, A PISTON ASSEMBLY FOR EACH CYLINDER, SAID PISTON ASSEMBLY INCLUDING A PISTON AND A GUIDE MEMBER FIXEDLY SECURED THERETO, SAID PISTON AND GUIDE MEMBERS BEING PARALLEL AND BEING RESPECTIVELY SLIDABLY RECEIVED IN SAID CYLINDER AND IN SAID GUIDE MEANS, AND A CAM FOLLOWER ON SAID GUIDE MEMBER MOVABLY ENGAGING SAID CAM TRACK WHERE INTERSECTED BY SAID SLIDE AXIS.
Claim 2
Dependent Claim
149 words
A ROTARY ENGINE COMPRISING A STATOR, A CIRCULAR CAM TRACK STATIONARILY MOUNTED IN SAID STATOR, A ROTOR DISPOSED IN SAID STATOR AND ECCENTRICALLY IN SAID CAM TRACK AND MOUNTED FOR ROTATION ABOUT A ROTOR AXIS PARALLEL TO THE CAM TRACK AXIS, A PAIR OF CYLINDERS CARRIED BY SAID ROTOR ON OPPOSITE SIDES OF SAID ROTOR AXIS, SAID CYLINDERS BEING PARALLEL, THE AXIS OF CYLINDERS BEING DISPLACED FROM THE AXIS OF ROTATION OF SAID ROTOR, GUIDE MEANS IN SAID ROTOR HAVING A SLIDE AXIS INTERSECTING SAID ROTOR AXIS PARALLEL TO SAID CYLINDERS, A PISTON ASSEMBLY FOR EACH CYLINDER, SAID PISTON ASSEMBLY INCLUDING A PISTON AND A GUIDE MEMBER FIXEDLY SECURED THERETO, SAID PISTON AND GUIDE MEMBERS BEING PARALLEL AND BEING RESPECTIVELY SLIDABLY RECEIVED IN SAID CYLINDER AND IN SAID GUIDE MEANS, AND A CAM FOLLOWER ON SAID GUIDE MEMBER MOVABLY ENGAGING SAID CAM TRACK WHERE INTERSECTED BY SAID SLIDE AXIS.
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) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |