Patent US3246691A successfully refreshed from Google Patents.
US3246691A
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Radiators
Assignee: Fedders Corp
•
Filing: 1963-11-27
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Granted: 1966-04-19
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Expires: 1983-11-27
Abstract
No abstract record available.
Inventors
- 👤 Porle Gerald E La
- 👤 Joseph D Lear
- 👤 William C Whitcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:04
CPC Classifications
F; F28; F28D; F28D1/00; F28D1/02; F28D1/04; F28D1/053; F28D1/0535; F28D1/05366; F28D1/05383; F28F; F28F9/00; F28F9/001; F28F9/02; F28F9/0243; Y; Y10; Y10S; Y10S165/00; Y10S165/454; Y10S165/471; Y10S165/48; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49373; Y10T29/49377; Y10T29/49378
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN A RADIATOR, A CORE OF THE CELLULAR-TUBULAR TYPE HAVING ELONGATED TUBES AND FINS OF ZIG-ZAG FORMATION DISPOSED BETWEEN AND ABUTTING SAID TUBES, A TANK EXTENDING ACROSS EACH END OF SAID CORE, EACH TANK HAVING A HEADER AREA INCLUDING A FLAT PORTION FORMED THEREIN CONTAINING FLANGED OPENINGS RECEIVING COMMON TUBE ENDS, THE REMAINDER OF EACH OF SAID TANKS BEING OF SUBSTANTIALLY TUBULAR FORMATION HAVING OPEN ENDS, A CAP DISPOSED ON EACH OPEN END OF SAID TANKS AND FORMED TO PROVIDE INTERFITTING JOINTS WITH THE ENDS OF THE TANKS TO PROVIDE ENCLOSURES COMMUNICATING WITH EACH OTHER THROUGH THE TUBES, INLET AND FILLER MEANS IN ONE OF SAID ENCLOSURES, OUTLET MEANS FOR THE REMAINING ENCLOSURE, A PAIR OF SIDEWALLS EACH HAVING A PLANAR BODY PORTION CONTACTING A SIDE OF SAID CORE AND PROJECTING ENDS CONTAINING AN ORIFICE ENGAGING ABOUT THE ADJACENT CAPS, AND SOLDER MEANS ON SAID TUBES AND INTERFITTING PARTS INTEGRATING SAID RADIATOR UPON APPLICATION OF HEAT.
Claim 2
Dependent Claim
156 words
IN A RADIATOR, A CORE OF THE CELLULAR-TUBULAR TYPE HAVING ELONGATED TUBES AND FINS OF ZIG-ZAG FORMATION DISPOSED BETWEEN AND ABUTTING SAID TUBES, A TANK EXTENDING ACROSS EACH END OF SAID CORE, EACH TANK HAVING A HEADER AREA INCLUDING A FLAT PORTION FORMED THEREIN CONTAINING FLANGED OPENINGS RECEIVING COMMON TUBE ENDS, THE REMAINDER OF EACH OF SAID TANKS BEING OF SUBSTANTIALLY TUBULAR FORMATION HAVING OPEN ENDS, A CAP DISPOSED ON EACH OPEN END OF SAID TANKS AND FORMED TO PROVIDE INTERFITTING JOINTS WITH THE ENDS OF THE TANKS TO PROVIDE ENCLOSURES COMMUNICATING WITH EACH OTHER THROUGH THE TUBES, INLET AND FILLER MEANS IN ONE OF SAID ENCLOSURES, OUTLET MEANS FOR THE REMAINING ENCLOSURE, A PAIR OF SIDEWALLS EACH HAVING A PLANAR BODY PORTION CONTACTING A SIDE OF SAID CORE AND PROJECTING ENDS CONTAINING AN ORIFICE ENGAGING ABOUT THE ADJACENT CAPS, AND SOLDER MEANS ON SAID TUBES AND INTERFITTING PARTS INTEGRATING SAID RADIATOR UPON APPLICATION OF HEAT.
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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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |