Compressor
Abstract
Abstract A FOUR CYLINDER COMPRESSOR HAS ITS CYLINDERS RADIALLY SPACED 90* AROUND A CRANKSHAFT AND ARRANGED AS TWO PAIRS OF COAXIAL OPPOSED CYLINDERS, THE TWO PAIRS BEING SLIGHTLY OFFSET ALONG THE AXIS OF THE SHAFT, THE TWO CYLINDERS OF EACH PAIR HAVING INDIVIDUAL PISTONS RIGIDLY CONNECTED BY MEANS INCLUDING A TRANSVERSE YOKE DRIVABLE BY THE CRANKSHAFT THROUGH AN INTERPOSED SLIDE. THE DIECAST CYLINDER BODY HAS A NECKED CLOSURE AT ONE END WHICH SUPPORTS INTERNALLY THE DRIVESHAFT SEAL AND FRONT CRANKSHAFT BEARING AND CARRIES EXTERNALLY THE DRIVE PULLEY BEARING AND MAGNETIC CLUTCH. AT ITS OTHER AXIAL END A SEALED AND CHAMBERED CLOSURE ASSEMBLY DEFINES THE DISCHARGE PLENUM AND OIL SUMP AND CARRIES THE REAR BEARING WHICH JOURNALS A DISC WHICH DEFINES THE REAR THROW OF THE CRANKSHAFT. INDIVIDUAL HEADS AND DISCHARGE VALVE PLATES ARE ON THE CYLINDERS. INTAKE VALVES ARE IN THE PISTONS. LUBRICATION IS THROUGH A CAPILLARY TUBE FROM A HIGH PRESSURE OIL SUMP IN THE DISCHARGE PLENUM VIA A LOW PRESSURE OIL CHAMBER BEHIND THE CRANKSHAFT.
Inventors
- 👤 Edwin L Gannaway
- 👤 Robert M Draper
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |