Patent US3158176A successfully refreshed from Google Patents.
US3158176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing means for a drain opening
Assignee: Ford Motor Co
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Filing: 1962-04-18
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Granted: 1964-11-24
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Expires: 1982-04-18
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Toland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:30
CPC Classifications
B; B62; B62D; B62D25/00; B62D25/24; B60; B60R; B60R13/00; B60R13/07; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/7887
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
IN COMBINATION, A SHEET METAL TROUGHLIKE STRUCTURE HAVING A DRAIN HOLE AND APERTURES SPACED FROM EACH END OF SAID DRAIN HOLE IN A WALL THEREOF, A SEALING DEVICE ATTACHED TO ONE SURFACE OF SAID WALL, SAID DEVICE HAVING A BODY, A SHIELD, AND A DIAPHRAGM VALVE PORTON, SAID SHIELD AND SAID VALVE PORTION BEING INTEGRALLY MOLDED WITH SAID BODY FROM A FLEXIBLE RESILIENT MATERIAL, SAID DIAPHRAGM PORTION BEING SEPARATED IN PART FROM SAID BODY BY AT LEAST ONE LONGITUDINALLY EXTENDING SLIT, SAID DIAPHRAGM VALVE PORTION BEING THINNER IN CROSS SECTION THAT SAID BODY, SAID FLEXIBLE VALVE PORTION OVERLAPPING THE SURFACE ADJACENT THE DRAIN HOLE EDGES AND NORMALLY MAINTAINING SAID DRAIN HOLE CLOSED AGAINST ENTRY OF FOREIGN MATTER INTO SAID TROUGHLIKE STRUCTURE FROM THE EXTERIOR THEREOF, SAID VALVE PORTION BEING ADAPTED TO BE FLEXED AWAY FROM SAID SURFACE ADJACENT AT LEAST ONE OF SAID DRAIN HOLE EDGES IN RESPONSE TO PRESSURE THEREAGAINST EXERTED BY WATER IN THE INTERIOR OF SAID TROUGHLIKE STRUCTURE, FASTENING MEANS CARRIED BY
Claim 2
Dependent Claim
165 words
IN COMBINATION, A SHEET METAL TROUGHLIKE STRUCTURE HAVING A DRAIN HOLE AND APERTURES SPACED FROM EACH END OF SAID DRAIN HOLE IN A WALL THEREOF, A SEALING DEVICE ATTACHED TO ONE SURFACE OF SAID WALL, SAID DEVICE HAVING A BODY, A SHIELD, AND A DIAPHRAGM VALVE PORTON, SAID SHIELD AND SAID VALVE PORTION BEING INTEGRALLY MOLDED WITH SAID BODY FROM A FLEXIBLE RESILIENT MATERIAL, SAID DIAPHRAGM PORTION BEING SEPARATED IN PART FROM SAID BODY BY AT LEAST ONE LONGITUDINALLY EXTENDING SLIT, SAID DIAPHRAGM VALVE PORTION BEING THINNER IN CROSS SECTION THAT SAID BODY, SAID FLEXIBLE VALVE PORTION OVERLAPPING THE SURFACE ADJACENT THE DRAIN HOLE EDGES AND NORMALLY MAINTAINING SAID DRAIN HOLE CLOSED AGAINST ENTRY OF FOREIGN MATTER INTO SAID TROUGHLIKE STRUCTURE FROM THE EXTERIOR THEREOF, SAID VALVE PORTION BEING ADAPTED TO BE FLEXED AWAY FROM SAID SURFACE ADJACENT AT LEAST ONE OF SAID DRAIN HOLE EDGES IN RESPONSE TO PRESSURE THEREAGAINST EXERTED BY WATER IN THE INTERIOR OF SAID TROUGHLIKE STRUCTURE, FASTENING MEANS CARRIED BY
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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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |