US3333346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Domestic clothes dryer
Assignee: Motors Liquidation Co
•
Filing: 1965-03-30
•
Granted: 1967-08-01
•
Expires: 1985-03-30
Abstract
No abstract record available.
Inventors
- 👤 Byron L Brucken
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:59
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A DOMESTIC DRYER, THE COMBINATION OF A ROTATABLE TUMBLING DRUM HAVING INLET AND OUTLET OPENINGS THEREIN, PRIME MOVER MEANS FOR DRIVING SAID DRUM AN ANNULAR IMPELLER OPERATIVELY ASSOCIATED WITH SAID PRIME MOVER MEANS TO BE ROTATED THEREBY, SAID ROTATABLE IMPELLER INCLUDING MEANS FORMING A PLURALITY OF SEPARATE FLUID FLOW PASSAGEWAYS THERETHROUGH, AT LEAST ONE OF SAID FLUID FLOW PASSAGEWAYS RECEIVING A HEATED EXHAUST AIR STREAM FROM SAID TUMBLING DRUM OUTLET OPENINGS, AT LEAST ANOTHER OF SAID FLUID FLOW PASSAGEWAYS DIRECTING A COOLER DRY AIR STREAM THROUGH SAID INLET OPENINGS TO SAID DRUM, AND A
Claim 2
Dependent Claim
95 words
IN A DOMESTIC DRYER, THE COMBINATION OF A ROTATABLE TUMBLING DRUM HAVING INLET AND OUTLET OPENINGS THEREIN, PRIME MOVER MEANS FOR DRIVING SAID DRUM AN ANNULAR IMPELLER OPERATIVELY ASSOCIATED WITH SAID PRIME MOVER MEANS TO BE ROTATED THEREBY, SAID ROTATABLE IMPELLER INCLUDING MEANS FORMING A PLURALITY OF SEPARATE FLUID FLOW PASSAGEWAYS THERETHROUGH, AT LEAST ONE OF SAID FLUID FLOW PASSAGEWAYS RECEIVING A HEATED EXHAUST AIR STREAM FROM SAID TUMBLING DRUM OUTLET OPENINGS, AT LEAST ANOTHER OF SAID FLUID FLOW PASSAGEWAYS DIRECTING A COOLER DRY AIR STREAM THROUGH SAID INLET OPENINGS TO SAID DRUM, AND A
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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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |