US3298111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair dryer heater assembly
Assignee: Westinghouse Electric Corp
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Filing: 1963-09-06
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Granted: 1967-01-17
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Expires: 1983-09-06
Abstract
No abstract record available.
Inventors
- 👤 Bernard F Parr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:48
CPC Classifications
A; A45; A45D; A45D20/00; A45D20/18; H; H05; H05B; H05B3/00; H05B3/10; H05B3/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49922
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
220 words
HAIR DRYER APPARATUS COMPRISING; AIR TRANSLATING MEANS, A CASING STRUCTURE HOUSING SAID MEANS, SAID STRUCTURE DEFINING AN INLET PORT FOR ENTRY OF AIR TO SAID CASING AND AN OUTLET PORT FOR EXHAUSTING AIR FROM SAID CASING, WALL STRUCTURE DEFINING A DUCT FOR DIRECTING FLOW OF AIR FROM SAID AIR TRANSLATING MEANS TO SAID OUTLET PORT, A U-SHAPED COVER MEMBER DISPOSED IN SAID DUCT AND HAVING A PAIR OF OPPOSED WALLS SUBSTANTIALLY PARALLEL TO SAID AIR FLOW, ONE OF SAID DUCT WALLS HAVING A PERIPHERAL EDGE OF EACH OF SAID OPPOSED COVER WALLS DISPOSED ADJACENT THERETO, A HEATER ELEMENT DISPOSED BETWEEN SAID OPPOSED WALLS, SAID ONE DUCT WALL HAVING AN OPENING THERETHROUGH BETWEEN SAID PERIPHERAL EDGES OF SAID COVER WALLS AND IN JUXTAPOSITION TO SAID HEATER ELEMENT, A THERMOSTAT HAVING A BASE DISPOSED ON THE OUTER SURFACE OF SAID ONE DUCT WALL AND A SENSING ELEMENT ADJACENT SAID OPENING, EACH OF SAID OPPOSED COVER WALLS HAVING A TAB PROJECTING FROM THE PERIPHERAL EDGE THEREOF AND, SAID ONE DUCT WALL HAVING A PAIR OF SLOTTED OPENINGS FOR RECEIVING SAID TABS, SAID TABS EXTENDING THROUGH SAID SLOTTED OPENINGS IN ENGAGEMENT WITH SAID THERMOSTAT BASE FOR RETAINING SAID PERIPHERAL EDGES OF SAID COVER WALLS ADJACENT THE INNER SURFACE OF SAID DUCT WALL AND SAID THERMOSTAT BASE ADJACENT THE OUTER SURFACE OF SAID DUCT WALL.
Claim 2
Dependent Claim
220 words
HAIR DRYER APPARATUS COMPRISING; AIR TRANSLATING MEANS, A CASING STRUCTURE HOUSING SAID MEANS, SAID STRUCTURE DEFINING AN INLET PORT FOR ENTRY OF AIR TO SAID CASING AND AN OUTLET PORT FOR EXHAUSTING AIR FROM SAID CASING, WALL STRUCTURE DEFINING A DUCT FOR DIRECTING FLOW OF AIR FROM SAID AIR TRANSLATING MEANS TO SAID OUTLET PORT, A U-SHAPED COVER MEMBER DISPOSED IN SAID DUCT AND HAVING A PAIR OF OPPOSED WALLS SUBSTANTIALLY PARALLEL TO SAID AIR FLOW, ONE OF SAID DUCT WALLS HAVING A PERIPHERAL EDGE OF EACH OF SAID OPPOSED COVER WALLS DISPOSED ADJACENT THERETO, A HEATER ELEMENT DISPOSED BETWEEN SAID OPPOSED WALLS, SAID ONE DUCT WALL HAVING AN OPENING THERETHROUGH BETWEEN SAID PERIPHERAL EDGES OF SAID COVER WALLS AND IN JUXTAPOSITION TO SAID HEATER ELEMENT, A THERMOSTAT HAVING A BASE DISPOSED ON THE OUTER SURFACE OF SAID ONE DUCT WALL AND A SENSING ELEMENT ADJACENT SAID OPENING, EACH OF SAID OPPOSED COVER WALLS HAVING A TAB PROJECTING FROM THE PERIPHERAL EDGE THEREOF AND, SAID ONE DUCT WALL HAVING A PAIR OF SLOTTED OPENINGS FOR RECEIVING SAID TABS, SAID TABS EXTENDING THROUGH SAID SLOTTED OPENINGS IN ENGAGEMENT WITH SAID THERMOSTAT BASE FOR RETAINING SAID PERIPHERAL EDGES OF SAID COVER WALLS ADJACENT THE INNER SURFACE OF SAID DUCT WALL AND SAID THERMOSTAT BASE ADJACENT THE OUTER SURFACE OF SAID DUCT WALL.
References Cited (Backward Citations)
US2506408A
Cited
US3095496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |