US3136885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heater
Assignee: HYNES ELECTRIC HEATING Co
•
Filing: 1962-09-28
•
Granted: 1964-06-09
•
Expires: 1982-09-28
Abstract
No abstract record available.
Inventors
- 👤 Lee P Hynes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:26
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/20; H05B3/22; H05B3/32; F; F24; F24H; F24H3/00; F24H3/02; F24H3/04; F24H3/0405
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
IN A HEATER FOR GASES PASSING LONGITUDINALLY THROUGH A DUCT, A FRAME INCLUDING LONGITUDINALLY EXTENDING MEMBERS EXTENDING LONGITUDINALLY OF THE DUCT AND TRANSVERSELY EXTENDING MEMBERS SUPPORTED FROM THE LONGITUDINALLY EXTENDING MEMBERS AND EXTENDING TRANSVERSELY TO THE DUCT AND PARALLEL TO EACH OTHER AND GROUPED IN A SERIES OF PARALLEL PLANES NORMAL TO THE FLOW OF GASES THROUGH THE DUCT, INSULATOR BLOCKS HAVING GROOVES AND GROUPED IN PAIRS AND FORMING RESISTOR RIBBON RECEIVING GROOVES AND SUPPORT ELEMENT RECEIVING GROOVES, SPACED, PARALLEL, RESISTOR RIBBONS IN THE INSULATOR BLOCK RESISTOR RIBBON RECEIVING GROOVES AND EXTENDING BETWEEN THE TRANSVERSELY EXTENDING MEMBERS IN ONE OF SAID PARALLEL PLANES, EACH OF SAID RESISTOR RIBBONS HAVING A RECTANGULAR CROSS SECTION OF WHICH THE MAJOR DIMENSION IS PARALLEL TO THE FLOW OF GASES THROUGH THE DUCT, SUPPORT ELEMENTS EXTENDING PARALLEL TO AND SPACED FROM THE RESISTOR RIBBONS IN THE INSULATOR BLOCK SUPPORT ELEMENT RECEIVING GROOVES AND SUPPORTING THE PAIRS OF INSULATOR BLOCKS IN SPACED RELATIONSHIP TO THE RESISTOR RIBBONS, AND FASTENERS SECURING THE INSULATOR BLOCKS AND THE SUPPORT ELEMENTS TO THE TRANSVERSELY EXTENDING MEMBERS WHEREBY THE RESISTOR RIBBONS ARE SUPPORTED FROM THE INSULATOR BLOCKS.
Claim 2
Dependent Claim
186 words
IN A HEATER FOR GASES PASSING LONGITUDINALLY THROUGH A DUCT, A FRAME INCLUDING LONGITUDINALLY EXTENDING MEMBERS EXTENDING LONGITUDINALLY OF THE DUCT AND TRANSVERSELY EXTENDING MEMBERS SUPPORTED FROM THE LONGITUDINALLY EXTENDING MEMBERS AND EXTENDING TRANSVERSELY TO THE DUCT AND PARALLEL TO EACH OTHER AND GROUPED IN A SERIES OF PARALLEL PLANES NORMAL TO THE FLOW OF GASES THROUGH THE DUCT, INSULATOR BLOCKS HAVING GROOVES AND GROUPED IN PAIRS AND FORMING RESISTOR RIBBON RECEIVING GROOVES AND SUPPORT ELEMENT RECEIVING GROOVES, SPACED, PARALLEL, RESISTOR RIBBONS IN THE INSULATOR BLOCK RESISTOR RIBBON RECEIVING GROOVES AND EXTENDING BETWEEN THE TRANSVERSELY EXTENDING MEMBERS IN ONE OF SAID PARALLEL PLANES, EACH OF SAID RESISTOR RIBBONS HAVING A RECTANGULAR CROSS SECTION OF WHICH THE MAJOR DIMENSION IS PARALLEL TO THE FLOW OF GASES THROUGH THE DUCT, SUPPORT ELEMENTS EXTENDING PARALLEL TO AND SPACED FROM THE RESISTOR RIBBONS IN THE INSULATOR BLOCK SUPPORT ELEMENT RECEIVING GROOVES AND SUPPORTING THE PAIRS OF INSULATOR BLOCKS IN SPACED RELATIONSHIP TO THE RESISTOR RIBBONS, AND FASTENERS SECURING THE INSULATOR BLOCKS AND THE SUPPORT ELEMENTS TO THE TRANSVERSELY EXTENDING MEMBERS WHEREBY THE RESISTOR RIBBONS ARE SUPPORTED FROM THE INSULATOR BLOCKS.
References Cited (Backward Citations)
US1233183A
Cited
US1842972A
Cited
US1806115A
Cited
US1883927A
Cited
US2059349A
Cited
US2310919A
Cited
US2750487A
Cited
US2849582A
Cited
US3044036A
Cited
US2963539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |