US3269370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotor cooling means for rotary mechanism
Assignee: Wankel GmbH
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Filing: 1963-10-23
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Granted: 1966-08-30
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Expires: 1983-10-23
Abstract
No abstract record available.
Inventors
- 👤 Paschke Hanns-Dieter
- 👤 Hoffmann Gunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:16
CPC Classifications
F; F02; F02B; F02B55/00; F02B55/02; F02B55/04; 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
299 words
A COOLING FLUID DISCHARGE MEANS FOR A ROTARY MECHANISM HAVING AN OUTER BODY INCLUDING A PERIPHERAL HOUSING INTERCONNECTED WITH A PAIR OF END HOUSINGS WITH THE PROFILE OF SAID PERIPHERAL HOUSING BEING PERFERABLY BASICALLY AN EPITROCHOID, A SHAFT SUPPOSTED COAXIALLY WITH SAID OUTER BODY AND HAVING ECCENTRIC PORTION THEREON A ROTOR SUPPORTED ON SAID ECCENTRIC PORTION WITH THE AXIS OF SAID ROTOR BEING PARALLEL TO SAID HOUSING AXIS BUT SPACED THEREFROM, SAID ROTOR BEING ROTATABLE RELATIVE TO SAID ECCENTRIC PORTION AND SAID HOUSING AXIS AND THEREBY DESCRIBING A PLANETARY MOTION SUCH THAT ACCELERATION FORCES ARE PRODUCED IN SAID ROTOR WHICH SUCCESSIVELY CHANGE DIRECTION, SAID ROTOR BEING HOLLOW AND HAVING A PLURALITY OF COOLING COMPARTMENTS THEREIN WITH INLET AND OUTLET OPENINGS IN EACH SAID COMPARTMENT FOR RECEIVING AND DRAINING A COOLING FLUID IN AND OUT OF SAID COMPARTMENTS, SAID COOLING FLUID DISCHARGE MEANS COMPRISING; A COOLING FLUID COLLECTING MEMBER CONNECTED FOR ROTATION WITH SAID SHAFT RELATIVE TO SAID ROTOR, SAID COOLING FLUID COLLECTING MEMBER INCLUDING COOLING FLUID COLLECTING MEANS HAVING A PLURALITY OF COOLING FLUID COLLECTING POCKETS SURROUNDING AT LEAST A PORTION OF SAID SHAFT, SAID COOLING FLUID COLLECTING POCKETS BEING DISPOSED IN AXIALLY SPACED RELATIONSHIP WITH SAID SHAFT ECCENTRIC PORTION AND SUBSTANTIALLY DIAMETRICALLY OPPOSITE TO THE MAXIMUM ECCENTRICITY REGION OF SAID SHAFT ECCENTRIC PORTION, SAID COOLING FLUID COLLECTING POCKETS BEING FURTHER DISPOSED SUCH THAT DURING RELATIVE ROTATION BETWEEN SAID COLLING FLUID COLLECTING MEMBER AND SAID ROTOR, SAID COOLING FLUID COLLECTING POCKETS WILL BE POSITIONED ADJACENT A ROTOR COMPARTMENT OUTLET OPENING WHEN THE ACCELERATION FORCES ARE ACTING RADIALLY INWARDLY RELATIVE TO SAID ROTOR COMPARTMENT OUTLET OPENING WHEREBY THE COOLING FLUID WILL BE DISCHARGED THROUGH SAID ROTOR COMPARTMENT OUTLET OPENING INTO SAID COOLING FLUID COLLECTING MEANS FOR DISCHARGING THE COOLING FLUID FROM THE ROTARY MECHANISM THROUGH SAID COOLING FLUID COLLECTING MEMBER.
Claim 2
Dependent Claim
299 words
A COOLING FLUID DISCHARGE MEANS FOR A ROTARY MECHANISM HAVING AN OUTER BODY INCLUDING A PERIPHERAL HOUSING INTERCONNECTED WITH A PAIR OF END HOUSINGS WITH THE PROFILE OF SAID PERIPHERAL HOUSING BEING PERFERABLY BASICALLY AN EPITROCHOID, A SHAFT SUPPOSTED COAXIALLY WITH SAID OUTER BODY AND HAVING ECCENTRIC PORTION THEREON A ROTOR SUPPORTED ON SAID ECCENTRIC PORTION WITH THE AXIS OF SAID ROTOR BEING PARALLEL TO SAID HOUSING AXIS BUT SPACED THEREFROM, SAID ROTOR BEING ROTATABLE RELATIVE TO SAID ECCENTRIC PORTION AND SAID HOUSING AXIS AND THEREBY DESCRIBING A PLANETARY MOTION SUCH THAT ACCELERATION FORCES ARE PRODUCED IN SAID ROTOR WHICH SUCCESSIVELY CHANGE DIRECTION, SAID ROTOR BEING HOLLOW AND HAVING A PLURALITY OF COOLING COMPARTMENTS THEREIN WITH INLET AND OUTLET OPENINGS IN EACH SAID COMPARTMENT FOR RECEIVING AND DRAINING A COOLING FLUID IN AND OUT OF SAID COMPARTMENTS, SAID COOLING FLUID DISCHARGE MEANS COMPRISING; A COOLING FLUID COLLECTING MEMBER CONNECTED FOR ROTATION WITH SAID SHAFT RELATIVE TO SAID ROTOR, SAID COOLING FLUID COLLECTING MEMBER INCLUDING COOLING FLUID COLLECTING MEANS HAVING A PLURALITY OF COOLING FLUID COLLECTING POCKETS SURROUNDING AT LEAST A PORTION OF SAID SHAFT, SAID COOLING FLUID COLLECTING POCKETS BEING DISPOSED IN AXIALLY SPACED RELATIONSHIP WITH SAID SHAFT ECCENTRIC PORTION AND SUBSTANTIALLY DIAMETRICALLY OPPOSITE TO THE MAXIMUM ECCENTRICITY REGION OF SAID SHAFT ECCENTRIC PORTION, SAID COOLING FLUID COLLECTING POCKETS BEING FURTHER DISPOSED SUCH THAT DURING RELATIVE ROTATION BETWEEN SAID COLLING FLUID COLLECTING MEMBER AND SAID ROTOR, SAID COOLING FLUID COLLECTING POCKETS WILL BE POSITIONED ADJACENT A ROTOR COMPARTMENT OUTLET OPENING WHEN THE ACCELERATION FORCES ARE ACTING RADIALLY INWARDLY RELATIVE TO SAID ROTOR COMPARTMENT OUTLET OPENING WHEREBY THE COOLING FLUID WILL BE DISCHARGED THROUGH SAID ROTOR COMPARTMENT OUTLET OPENING INTO SAID COOLING FLUID COLLECTING MEANS FOR DISCHARGING THE COOLING FLUID FROM THE ROTARY MECHANISM THROUGH SAID COOLING FLUID COLLECTING MEMBER.
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) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |