US3144813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reciprocating engine
Assignee: Individual
•
Filing: 1962-03-05
•
Granted: 1964-08-18
•
Expires: 1982-03-05
Abstract
No abstract record available.
Inventors
- 👤 Abraham G Bastiaanse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:49
CPC Classifications
F; F03; F03C; F03C1/00; F01; F01L; F01L25/00; F01L25/02; F01L25/04; F04; F04B; F04B9/00; F04B9/08; F04B9/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN A RECIPROCATING ENGINE, TWO ALIGNED CYLINDERS, A PISTON OPERATING WITHIN EACH OF SAID CYLINDERS, A SHAFT RIGIDLY CONNECTING SAID PISTONS, AN OSCILLATABLE MAIN VALVE HAVING A CENTRAL CYLINDRICAL OPENING AND CARRYING PORTS ALTERNATIVELY ALIGNABLE WITH INLET AND OUTLET PORTS FIXED TO THE ENGINE WHICH UPON THE OPERATION OF SAID VALVE CLOSES INLET PORTS TO THE FIRST OF SAID CYLINDERS AND OPENS OUTLET PORTS TO THE SECOND OF SAID CYLINDERS AND VICE VERSA, MOUNTING FOR SAID MAIN VALVE CENTRALLY DISPOSED BETWEEN AND ALIGNED WITH SAID CYLINDERS, A CENTRAL OSCILLATING HAMMER VALVING DISC FORMING A PARTITION BETWEEN SAID CYLINDERS AND FREELY LONGITUDINALLY MOVABLE UPON SAID RIGID SHAFT CONNECTING SAID PISTONS, COOPERATING FORMATIONS BY WHICH SAID DISC IS MOUNTED WITHIN SAID CENTRAL CYLINDRICAL OPENING OF SAID MAIN VALVE FOR MOVEMENT THEREWITH AND RELATIVELY THERETO ALONG A LONGITUDINAL AXIS, THE SIDES OF SAID DISC BEING DISPOSED AT RIGHT ANGLES TO ITS
Claim 2
Dependent Claim
148 words
IN A RECIPROCATING ENGINE, TWO ALIGNED CYLINDERS, A PISTON OPERATING WITHIN EACH OF SAID CYLINDERS, A SHAFT RIGIDLY CONNECTING SAID PISTONS, AN OSCILLATABLE MAIN VALVE HAVING A CENTRAL CYLINDRICAL OPENING AND CARRYING PORTS ALTERNATIVELY ALIGNABLE WITH INLET AND OUTLET PORTS FIXED TO THE ENGINE WHICH UPON THE OPERATION OF SAID VALVE CLOSES INLET PORTS TO THE FIRST OF SAID CYLINDERS AND OPENS OUTLET PORTS TO THE SECOND OF SAID CYLINDERS AND VICE VERSA, MOUNTING FOR SAID MAIN VALVE CENTRALLY DISPOSED BETWEEN AND ALIGNED WITH SAID CYLINDERS, A CENTRAL OSCILLATING HAMMER VALVING DISC FORMING A PARTITION BETWEEN SAID CYLINDERS AND FREELY LONGITUDINALLY MOVABLE UPON SAID RIGID SHAFT CONNECTING SAID PISTONS, COOPERATING FORMATIONS BY WHICH SAID DISC IS MOUNTED WITHIN SAID CENTRAL CYLINDRICAL OPENING OF SAID MAIN VALVE FOR MOVEMENT THEREWITH AND RELATIVELY THERETO ALONG A LONGITUDINAL AXIS, THE SIDES OF SAID DISC BEING DISPOSED AT RIGHT ANGLES TO ITS
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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |