US3216405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary piston internal combustion engine
Assignee: Kloeckner Humboldt Deutz AG
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Filing: 1962-09-24
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Granted: 1965-11-09
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Expires: 1982-09-24
Abstract
No abstract record available.
Inventors
- 👤 Jungbluth Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:04
CPC Classifications
F; F02; F02B; F02B53/00; F02B2053/005; F02B2730/00; F02B2730/01; F02B2730/018; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A ROTARY PISTON INTERNAL COMBUSTION ENGINE WHICH COMPRISES: A FIRST ENGINE MEMBER FORMING AN OUTER ENGINE BODY, A ROTATABLE SHAFT JOURNALLED IN SAID FIRST ENGINE MEMBER AND HAVING AN ECCENTRIC THEREON, A SECOND ENGINE MEMBER ECCENTRICALLY ARRANGED WITHIN SAID FIRST ENGINE MEMBER AND ROTATABLY JOURNALLED ON SAID ECCENTRIC, SAID SECOND ENGINE MEMBER BEING ROTATABLE RELATIVE TO SAID FIRST ENGINE MEMBER WHILE CONFINING WORKING CHAMBERS THEREWITH, FIRST INTERNAL GEAR MEANS CONNECTED TO THE OUTSIDE OF SAID SECOND ENGINE MEMBER, SECOND INTERNAL GEAR MEANS STATIONARILY ARRANGED ON SAID FIRST ENGINE MEMBER IN COAXIAL RELATIONSHIP TO SAID SHAFT, SAID SECOND GEAR MEANS HAVING A LARGER PITCH DIAMETER THAN SAID FIRST GEAR MEANS, COMPOUND PLANET PISTON MEANS COMPRISING A FIRST PINION PORTION AND A SECOND PINION PORTION FIRMLY CONNECTED TO EACH OTHER, SAID FIRST PINION PORTION BEING SMALLER THAN SAID SECOND PINION PORTION AND MESHING WITH SAID FIRST GEAR MEANS WHILE SAID SECOND PINION PORTION MESHES WITH SAID SECOND GEAR MEANS, AND STUD MEANS FIXEDLY CONNECTED TO ONE END OF SAID ECCENTRIC AND ROTATABLY SUPPORTING SAID COMPOUND PLANET PINION MEANS.
Claim 2
Dependent Claim
176 words
A ROTARY PISTON INTERNAL COMBUSTION ENGINE WHICH COMPRISES: A FIRST ENGINE MEMBER FORMING AN OUTER ENGINE BODY, A ROTATABLE SHAFT JOURNALLED IN SAID FIRST ENGINE MEMBER AND HAVING AN ECCENTRIC THEREON, A SECOND ENGINE MEMBER ECCENTRICALLY ARRANGED WITHIN SAID FIRST ENGINE MEMBER AND ROTATABLY JOURNALLED ON SAID ECCENTRIC, SAID SECOND ENGINE MEMBER BEING ROTATABLE RELATIVE TO SAID FIRST ENGINE MEMBER WHILE CONFINING WORKING CHAMBERS THEREWITH, FIRST INTERNAL GEAR MEANS CONNECTED TO THE OUTSIDE OF SAID SECOND ENGINE MEMBER, SECOND INTERNAL GEAR MEANS STATIONARILY ARRANGED ON SAID FIRST ENGINE MEMBER IN COAXIAL RELATIONSHIP TO SAID SHAFT, SAID SECOND GEAR MEANS HAVING A LARGER PITCH DIAMETER THAN SAID FIRST GEAR MEANS, COMPOUND PLANET PISTON MEANS COMPRISING A FIRST PINION PORTION AND A SECOND PINION PORTION FIRMLY CONNECTED TO EACH OTHER, SAID FIRST PINION PORTION BEING SMALLER THAN SAID SECOND PINION PORTION AND MESHING WITH SAID FIRST GEAR MEANS WHILE SAID SECOND PINION PORTION MESHES WITH SAID SECOND GEAR MEANS, AND STUD MEANS FIXEDLY CONNECTED TO ONE END OF SAID ECCENTRIC AND ROTATABLY SUPPORTING SAID COMPOUND PLANET PINION MEANS.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |