Gasket construction
Abstract
Abstract A GASKET FOR USE BETWEEN THE CYLINDER HEAD AND BLOCK OF AN ENGINE HAVING A CORE OF COMPRESSIBLE RUBBERASBESTOS COMPOSITION LAMINATED BETWEEN TWO THIN METAL SHEETS. THE METAL SHEETS ARE OF SLIGHTLY DIFFERENT THICKNESS. AROUND THE EDGE OF THE GASKET OPENINGS REGISTERING WITH THE CYLINDERS IN THE BLOCK THE THICKER METAL SHEET IS REVERSELY BENT UPON ITSELF TO PRESENT A COMBUSTION SEAL FLANGE OF THREE METAL THICKNESSES. AROUND THE BOLT OPENINGS IN THE GASKET THE THICKER METAL SHEET IS BENT OVER THE EDGE OF THE THINNER METAL SHEET SO THAT THE COMPRESSED THICKNESS THEREOF IS SLIGHTLY LESS THAN THE COMPRESSED THICKNESS OF THE GASKET AROUND THE COMBUSTION SEALING FLANGES FOR THE CYLINDERS.
Inventors
- 👤 Robert R Skrycki
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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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) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |