US3318089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot-gas piston engines
Assignee: US Philips Corp
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Filing: 1965-09-02
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Granted: 1967-05-09
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Expires: 1985-09-02
Abstract
No abstract record available.
Inventors
- 👤 Beukering Henricus Co Johannes
- 👤 Liebe August Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:36
CPC Classifications
F; F02; F02G; F02G1/00; F02G1/04; F02G1/043; F02G1/053; F02G1/0535; F02G2243/00; F02G2243/02; F02G2243/04; F02G2243/08; F02G2253/00; F02G2253/03; F02G2253/08; F02G2253/10; F02G2253/50; F02G2270/00; F02G2270/42; F02G2270/425; F02G2270/45; F02G2270/85
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
214 words
A HOT-GAS PISTON ENGINE OF THE DISPLACER TYPE COMPRISING TWO IDENTICAL CRANKS LOCATED ONE ON EACH SIDE OF A PLANE PASSING THROUGH THE CENTER LINE OF THE ENGINE, WHICH CRANKS FORM PARTS OF TWO CRANK SHAFTS WHICH CAN ROTATE SYNCHRONOUSLY AND AT LEAST SUBSTANTIALLY IN PHASE AND IN OPPOSITE DIRECTIONS AND THE CENTER LINES OF WHICH LIE IN PARALLEL ON EACH SIDE OF THE SAID PLANE THROUGH THE CENTER LINE OF THE ENGINE, EACH CONNECTION BETWEEN A PISTON AND A DISPLACER RESPECTIVELY AND A CRANK ON A CRANK SHAFT INCLUDING A PISTON CONNECTING ROD AND A DISPLACER CONNECTING ROD RESPECTIVELY WHICH PISTON CONNECTING RODS AND DISPLACER CONNECTING RODS RESPECTIVELY HAVE SUBSTANTIALLY THE SAME LENGTH, ONE END OF EACH PISTON CONNECTING ROD BEING SECURED TO A YOKE TO WHICH THE PISTON ROD IS CONNECTED AND ONE END OF EACH DISPLACER CONNECTING ROD BEING SECURED TO A FURTHER YOKE TO WHICH THE DISPLACER ROD IS CONNECTED, THE YOKES BEING LOCATED ONE ON EACH SIDE OF THE PLANE PASSING THROUGH THE CENTER LINES OF THE CRANK SHAFTS, CHARACTERIZED IN THAT THE CONNECTION BETWEEN AT LEAST ONE YOKE AND THE ASSOCIATED PISTON ROD OR DISPLACER ROD IS FORMED BY A PIVOTAL COUPLING THE CENTER LINE OF WHICH EXTENDS IN PARALLEL WITH THE CENTER LINES OF THE CRANK SHAFTS.
Claim 2
Dependent Claim
214 words
A HOT-GAS PISTON ENGINE OF THE DISPLACER TYPE COMPRISING TWO IDENTICAL CRANKS LOCATED ONE ON EACH SIDE OF A PLANE PASSING THROUGH THE CENTER LINE OF THE ENGINE, WHICH CRANKS FORM PARTS OF TWO CRANK SHAFTS WHICH CAN ROTATE SYNCHRONOUSLY AND AT LEAST SUBSTANTIALLY IN PHASE AND IN OPPOSITE DIRECTIONS AND THE CENTER LINES OF WHICH LIE IN PARALLEL ON EACH SIDE OF THE SAID PLANE THROUGH THE CENTER LINE OF THE ENGINE, EACH CONNECTION BETWEEN A PISTON AND A DISPLACER RESPECTIVELY AND A CRANK ON A CRANK SHAFT INCLUDING A PISTON CONNECTING ROD AND A DISPLACER CONNECTING ROD RESPECTIVELY WHICH PISTON CONNECTING RODS AND DISPLACER CONNECTING RODS RESPECTIVELY HAVE SUBSTANTIALLY THE SAME LENGTH, ONE END OF EACH PISTON CONNECTING ROD BEING SECURED TO A YOKE TO WHICH THE PISTON ROD IS CONNECTED AND ONE END OF EACH DISPLACER CONNECTING ROD BEING SECURED TO A FURTHER YOKE TO WHICH THE DISPLACER ROD IS CONNECTED, THE YOKES BEING LOCATED ONE ON EACH SIDE OF THE PLANE PASSING THROUGH THE CENTER LINES OF THE CRANK SHAFTS, CHARACTERIZED IN THAT THE CONNECTION BETWEEN AT LEAST ONE YOKE AND THE ASSOCIATED PISTON ROD OR DISPLACER ROD IS FORMED BY A PIVOTAL COUPLING THE CENTER LINE OF WHICH EXTENDS IN PARALLEL WITH THE CENTER LINES OF THE CRANK SHAFTS.
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) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |