US3227145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary engine apparatus
Assignee: Individual
•
Filing: 1964-03-10
•
Granted: 1966-01-04
•
Expires: 1984-03-10
Abstract
No abstract record available.
Inventors
- 👤 Bernard John Springer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:31
CPC Classifications
F; F01; F01C; F01C1/00; F01C1/30; F01C1/34; F01C1/344; F01C1/3446; F02; F02B; F02B53/00; F02B2730/00; F02B2730/01; F02B2730/012; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
432 words
THE COMBINATION OF A ROUND ROTOR WHEEL MOUNTED ONTO A SHAFT WHEREBY SAID WHEEL AND SAID SHAFT TURN IN UNISON ON A COMMON AXIS; AN EVEN NUMBER OF SLOTTED OPENINGS EQUIDISTANTLY SPACED ABOUT AND EXTENDED FROM THE PERIPHERAL SURFACE TOWARD THE AXIS OF SAID WHEEL; AN IMPELLER VANE SLIDEABLY MOUNTED WITHIN EACH SUCH SLOTTED OPENING; AN ELLIPTICAL SHAPED CHAMBER HAVING A MINOR DIAMETER EQUAL TO THE DIAMETER OF SAID WHEEL; OPENINGS THROUGH THE SIDEWALLS OF SAID CHAMBER, SAID SHAFT MOUNTED IN SAID OPENINGS IN A MANNER WHEREBY SAID WHEEL IS COAXIALLY POSITIONED WITHIN AND MAKES SLIDEABLE CONTACTS WITH THE INNER PERIPHERAL SURFACES OF SAID CHAMBER AT POINTS CORRESPONDING WITH SAID MINOR DIAMETER THEREBY FORMING TWO DIAMETRICALLY OPPOSED AND EQUAL COMPARTMENTS IN SAID CHAMBER; A MEANS FOR EXTENDING SAID IMPELLER VANES TOWARD FROM THE AXIS OF SAID WHEEL AND THEREBY HOLDING THEM SLIDEABLE AGAINST THE INNER PERIPHERAL SURFACES OF SAID CHAMBER; AN AIR INTAKE PORT THROUGH A WALL OF SAID CHAMBER AT A POINT IN CLOSE PROXIMITY WITH ONE SAID SLIDEABLE CONTACT POINT AND AN AIR DISCHARGE PORT THROUGH A WALL OF SAID CHAMBER AT A POINT COOPERATIVE WITH THE SLIDEABLE CONTACT POINT OPPOSITE FROM SAID FIRST NAMED CONTACT POINT, SAID INTAKE AND DISCHARGE PORTS POSITIONED WITHIN ONE OF SAID COMPARTMENTS OF SAID CHAMBER; A THRUST TUBE OPENING THROUGH A PERIPHERAL WALL OF SAID CHAMBER A LINEAR DISTANCE FROM SAID SECOND NAMED CONTACT POINT AND AN EXHAUST GAS PORT MEANS THROUGH A WALL OF SAID CHAMBER IN CLOSE PROXIMITY WITH SAID FIRST NAMED CONTACT POINT, SAID THRUST TUBE OPENING AND SAID EXHAUST GAS PORT POSITIONED IN THE COMPARTMENT OF SAID CHAMBER OPPOSITE FROM SAID FIRST NAMED COMPARTMENT AN AIR RECEIVER CHAMBER OUTWARD FROM SAID ELLIPTICAL CHAMBER AND COMMUNICATED THEREWITH THROUGH A SPRING TYPE CHECK VALVE MEANS POSITIONED IN SAID AIR DISCHARGE PORT; A COMBUSTION CHAMBER OUTWARD FROM SAID ELLIPTICAL CHAMBER HAVING A THRUST TUBE EXTENSION TERMINATING IN SAID THRUST TUBE OPENING; A BORE CONTAINING A SPRING TYPE CHECK VALVE MEANS IN THE SAID COMBUSTION CHAMBER IN THE EXTREMITY THEREOF OPPOSITE FROM SAID THRUST TUBE EXTENSION, SAID BORE COMMUNICATING SAID COMBUSTION CHAMBER WITH SAID AIR RECEIVER CHAMBER; AND A VALVE MEANS FOR ENTERING A LIQUID FUEL WITHIN THE SAID AIR RECEIVER CHAMBER; THE SAID COMBINATION OPERATIVE IN A MANNER WHEREBY SAID WHEEL ROTATES WITHINS AID ELLIPTICAL CHAMBER; WHEREBY THE SIDE SURFACES OF SAID IMPELLER VANES AND THE RIMS OF SAID WHEEL FORM A RUNNING SEAL WITH THE SIDEWALLS OF SAID ELLIPTICAL CHAMBER; AND WHEREBY EACH EXTENDED IMPELLER VANE HAS A DIAMETRICALLY OPPOSED IMPELLER VANE EXTENDED AN EQUAL DISTANCE FROM THE AXIS OF SAID WHEEL.
Claim 2
Dependent Claim
432 words
THE COMBINATION OF A ROUND ROTOR WHEEL MOUNTED ONTO A SHAFT WHEREBY SAID WHEEL AND SAID SHAFT TURN IN UNISON ON A COMMON AXIS; AN EVEN NUMBER OF SLOTTED OPENINGS EQUIDISTANTLY SPACED ABOUT AND EXTENDED FROM THE PERIPHERAL SURFACE TOWARD THE AXIS OF SAID WHEEL; AN IMPELLER VANE SLIDEABLY MOUNTED WITHIN EACH SUCH SLOTTED OPENING; AN ELLIPTICAL SHAPED CHAMBER HAVING A MINOR DIAMETER EQUAL TO THE DIAMETER OF SAID WHEEL; OPENINGS THROUGH THE SIDEWALLS OF SAID CHAMBER, SAID SHAFT MOUNTED IN SAID OPENINGS IN A MANNER WHEREBY SAID WHEEL IS COAXIALLY POSITIONED WITHIN AND MAKES SLIDEABLE CONTACTS WITH THE INNER PERIPHERAL SURFACES OF SAID CHAMBER AT POINTS CORRESPONDING WITH SAID MINOR DIAMETER THEREBY FORMING TWO DIAMETRICALLY OPPOSED AND EQUAL COMPARTMENTS IN SAID CHAMBER; A MEANS FOR EXTENDING SAID IMPELLER VANES TOWARD FROM THE AXIS OF SAID WHEEL AND THEREBY HOLDING THEM SLIDEABLE AGAINST THE INNER PERIPHERAL SURFACES OF SAID CHAMBER; AN AIR INTAKE PORT THROUGH A WALL OF SAID CHAMBER AT A POINT IN CLOSE PROXIMITY WITH ONE SAID SLIDEABLE CONTACT POINT AND AN AIR DISCHARGE PORT THROUGH A WALL OF SAID CHAMBER AT A POINT COOPERATIVE WITH THE SLIDEABLE CONTACT POINT OPPOSITE FROM SAID FIRST NAMED CONTACT POINT, SAID INTAKE AND DISCHARGE PORTS POSITIONED WITHIN ONE OF SAID COMPARTMENTS OF SAID CHAMBER; A THRUST TUBE OPENING THROUGH A PERIPHERAL WALL OF SAID CHAMBER A LINEAR DISTANCE FROM SAID SECOND NAMED CONTACT POINT AND AN EXHAUST GAS PORT MEANS THROUGH A WALL OF SAID CHAMBER IN CLOSE PROXIMITY WITH SAID FIRST NAMED CONTACT POINT, SAID THRUST TUBE OPENING AND SAID EXHAUST GAS PORT POSITIONED IN THE COMPARTMENT OF SAID CHAMBER OPPOSITE FROM SAID FIRST NAMED COMPARTMENT AN AIR RECEIVER CHAMBER OUTWARD FROM SAID ELLIPTICAL CHAMBER AND COMMUNICATED THEREWITH THROUGH A SPRING TYPE CHECK VALVE MEANS POSITIONED IN SAID AIR DISCHARGE PORT; A COMBUSTION CHAMBER OUTWARD FROM SAID ELLIPTICAL CHAMBER HAVING A THRUST TUBE EXTENSION TERMINATING IN SAID THRUST TUBE OPENING; A BORE CONTAINING A SPRING TYPE CHECK VALVE MEANS IN THE SAID COMBUSTION CHAMBER IN THE EXTREMITY THEREOF OPPOSITE FROM SAID THRUST TUBE EXTENSION, SAID BORE COMMUNICATING SAID COMBUSTION CHAMBER WITH SAID AIR RECEIVER CHAMBER; AND A VALVE MEANS FOR ENTERING A LIQUID FUEL WITHIN THE SAID AIR RECEIVER CHAMBER; THE SAID COMBINATION OPERATIVE IN A MANNER WHEREBY SAID WHEEL ROTATES WITHINS AID ELLIPTICAL CHAMBER; WHEREBY THE SIDE SURFACES OF SAID IMPELLER VANES AND THE RIMS OF SAID WHEEL FORM A RUNNING SEAL WITH THE SIDEWALLS OF SAID ELLIPTICAL CHAMBER; AND WHEREBY EACH EXTENDED IMPELLER VANE HAS A DIAMETRICALLY OPPOSED IMPELLER VANE EXTENDED AN EQUAL DISTANCE FROM THE AXIS OF SAID WHEEL.
References Cited (Backward Citations)
US1303745A
Cited
US746870A
Cited
US939751A
Cited
US1178131A
Cited
US1207666A
Cited
DE612784C
Cited
US2179401A
Cited
US2468451A
Cited
US2927560A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |