Patent US3352564A successfully refreshed from Google Patents.
US3352564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gasket construction
Assignee: Motors Liquidation Co
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Filing: 1965-04-09
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Granted: 1967-11-14
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Expires: 1985-04-09
Abstract
No abstract record available.
Inventors
- 👤 Ralph H Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:43
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/10; F16J15/12; F16J15/121; F16J15/122; F16J15/123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A CYLINDER HEAD GASKET FOR USE BETWEEN THE CYLINDER HEAD AND BLOCK OF AN INTERNAL COMBUSTION ENGINE AND COMPRISING A SINGLE PIECE OF SHEET METAL HAVING A PLURALITY OF SPACED CYLINDER OPENINGS LOCATED CENTRALLY OF SAID GASKET, A PLURALITY OF CYLINDER HEAD BOLT HOLES LOCATED NEAR THE EDGES OF SAID GASKET, AT LEAST ONE COOLING WATER HOLE AND A LEAST ONE OIL DRAIN HOLE, SAID GASKET INCLUDING EMBOSSED BEADS SURROUNDING THE PERIPHERY OF EACH OF THE CYLINDER OPENINGS AND ADAPTED TO SEAL THE CYLINDERS FROM THE ENGINE WATER JACKET, WATER JACKET SEALING MEANS EXTENDING AROUND ALL THE CYLINDER OPENINGS AND COOLING WATER HOLES AND SEPARATING THEM FROM THE BOLT HOLES AND THE OIL HOLES, SAID SEALING MEANS COMPRISING A LINE OF SPACED PERFORATIONS AND A UNITARY BEAD OF ELASTOMERIC MATERIAL FORMED IN A CONTINUOUS STRIP ALONG BOTH SIDES OF FLAT PORTIONS OF SAID SHEET METAL BODY AND JOINED THROUGH SAID PERFORATIONS AND FOLDED PORTIONS ALONG THE OUTER EDGES OF SAID GASKET AND ADAPTED TO LIMIT THE COMPRESSION OF SAID CYLINDER OPENING EMBOSSED BEADS AND SAID WATER JACKET SEALING MEANS.
Claim 2
Dependent Claim
179 words
A CYLINDER HEAD GASKET FOR USE BETWEEN THE CYLINDER HEAD AND BLOCK OF AN INTERNAL COMBUSTION ENGINE AND COMPRISING A SINGLE PIECE OF SHEET METAL HAVING A PLURALITY OF SPACED CYLINDER OPENINGS LOCATED CENTRALLY OF SAID GASKET, A PLURALITY OF CYLINDER HEAD BOLT HOLES LOCATED NEAR THE EDGES OF SAID GASKET, AT LEAST ONE COOLING WATER HOLE AND A LEAST ONE OIL DRAIN HOLE, SAID GASKET INCLUDING EMBOSSED BEADS SURROUNDING THE PERIPHERY OF EACH OF THE CYLINDER OPENINGS AND ADAPTED TO SEAL THE CYLINDERS FROM THE ENGINE WATER JACKET, WATER JACKET SEALING MEANS EXTENDING AROUND ALL THE CYLINDER OPENINGS AND COOLING WATER HOLES AND SEPARATING THEM FROM THE BOLT HOLES AND THE OIL HOLES, SAID SEALING MEANS COMPRISING A LINE OF SPACED PERFORATIONS AND A UNITARY BEAD OF ELASTOMERIC MATERIAL FORMED IN A CONTINUOUS STRIP ALONG BOTH SIDES OF FLAT PORTIONS OF SAID SHEET METAL BODY AND JOINED THROUGH SAID PERFORATIONS AND FOLDED PORTIONS ALONG THE OUTER EDGES OF SAID GASKET AND ADAPTED TO LIMIT THE COMPRESSION OF SAID CYLINDER OPENING EMBOSSED BEADS AND SAID WATER JACKET SEALING MEANS.
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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |