Patent US3089426A successfully refreshed from Google Patents.
US3089426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine
Assignee: New York Air Brake LLC
•
Filing: 1958-09-17
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Granted: 1963-05-14
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Expires: 1978-09-17
Abstract
No abstract record available.
Inventors
- 👤 Budzich Tadeusz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:40
CPC Classifications
F; F01; F01B; F01B3/00; F01B3/0032; F01B3/0044; F01B3/007; F01B3/0073; F01B3/0041; F01B3/0052; F01B3/0064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
213 words
IN AN ENGINE OF THE TYPE INCLUDING A HOUSING, A DRIVE SHAFT, BEARINGS MOUNTED IN THE HOUSING FOR SUPPORTING THE DRIVE SHAFT, A ROTARY CYLINDER BARREL DRIVEN BY THE SHAFT AND MOUNTED THEREON FOR UNIVERSAL AND LONGITUDINAL MOVEMENT, A CIRCULAR SERIES OF LONGITUDINALLY RECIPROCABLE PISTONS MOUNTED IN THE CYLINDER BARREL, A DISTRIBUTING VALVE BEING MATING FACES CARRIED BY THE CYLINDER BARREL AND BY THE HOUSING WHICH EXTENDS IN PLANES PERPENDICULAR TO THE AXIS OF ROTATION, HIGH AND LOW PRESSURE PORTS FORMED IN THE VALVE FACE CARRIED BY THE HOUSING AND A PRESSURE LAND FORMED IN ONE OF THE VALVE FACES FORF SUPPORTING AN HYDRAULIC FILM PRODUCED BY THE LEAKAGE OF HIGH PRESSURE FLUID RADIALLY INWARD AND OUTWARD ACROSS THE LAND, AND IN WHICH THE PISTONS ARE MOVED ON THEIR DISCHARGE STROKES BY A CAM PLATE INCLINED WITH RESPECT TO THE AXIS OF ROTATION OF THE CYLINDER BARREL, WHEREBY THE CENTERS OF GRAVITY OF THE PISTONS LIE IN A COMMON PLANE INCLINED WITH RESPECT TO A PLANE NORMAL TO SAID AXIS SO THAT THE CENTRIFUGAL FORCES GENERATED BY THE PISTONS PRODUCE A TILTING MOMENT ON THE CYLINDER BARREL, THE IMPROVEMENT WHICH COMPRISES A CLOSED CAVITY FORMED IN THE CYLINDER BARREL AND ISOLATED FROM FREE COMMUNICATION WITH SAID HIGH AND LOW PRESSURE PORTS, THE CAVITY
Claim 2
Dependent Claim
213 words
IN AN ENGINE OF THE TYPE INCLUDING A HOUSING, A DRIVE SHAFT, BEARINGS MOUNTED IN THE HOUSING FOR SUPPORTING THE DRIVE SHAFT, A ROTARY CYLINDER BARREL DRIVEN BY THE SHAFT AND MOUNTED THEREON FOR UNIVERSAL AND LONGITUDINAL MOVEMENT, A CIRCULAR SERIES OF LONGITUDINALLY RECIPROCABLE PISTONS MOUNTED IN THE CYLINDER BARREL, A DISTRIBUTING VALVE BEING MATING FACES CARRIED BY THE CYLINDER BARREL AND BY THE HOUSING WHICH EXTENDS IN PLANES PERPENDICULAR TO THE AXIS OF ROTATION, HIGH AND LOW PRESSURE PORTS FORMED IN THE VALVE FACE CARRIED BY THE HOUSING AND A PRESSURE LAND FORMED IN ONE OF THE VALVE FACES FORF SUPPORTING AN HYDRAULIC FILM PRODUCED BY THE LEAKAGE OF HIGH PRESSURE FLUID RADIALLY INWARD AND OUTWARD ACROSS THE LAND, AND IN WHICH THE PISTONS ARE MOVED ON THEIR DISCHARGE STROKES BY A CAM PLATE INCLINED WITH RESPECT TO THE AXIS OF ROTATION OF THE CYLINDER BARREL, WHEREBY THE CENTERS OF GRAVITY OF THE PISTONS LIE IN A COMMON PLANE INCLINED WITH RESPECT TO A PLANE NORMAL TO SAID AXIS SO THAT THE CENTRIFUGAL FORCES GENERATED BY THE PISTONS PRODUCE A TILTING MOMENT ON THE CYLINDER BARREL, THE IMPROVEMENT WHICH COMPRISES A CLOSED CAVITY FORMED IN THE CYLINDER BARREL AND ISOLATED FROM FREE COMMUNICATION WITH SAID HIGH AND LOW PRESSURE PORTS, THE CAVITY
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |