US3292347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust and lint disposal apparatus
Assignee: Ametek Inc
•
Filing: 1964-12-16
•
Granted: 1966-12-20
•
Expires: 1984-12-16
Abstract
No abstract record available.
Inventors
- 👤 Hodgkinson Francis Piercy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:45
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/20; D06F58/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
223 words
APPARATUS FOR COLLECTING AND DISPOSING OF DUST AND LINT-LADEN AIR FROM A LAUNDRY DRYER COMPRISING AN OPEN ENDED CYLINDRICAL HOUSING, A AHORIZONTALLY ORIENTED CYLINDRICAL DRUM FORMING A SEPARATING CHAMBER WHIH IS ARRANGED COAXIALLY OF AND WITHIN SAID HOUSING AND COOPERATING THEREWITH TO DEFINE A SUBSTANTIALLY ANNULAR AIRCLEANSING SPACE THEREBETWEEN HAVING A CLOSED END AND AN OPEN END, MEANS JOURNALING SAID DRUM FOR ROTATION WITHING SAID HOUSING ABOUT AN AXIS ORIENTED SUBSTANTIALLY PARALLEL TO THE HORIZONTAL, MEANS CONNECTED TO ONE END OF SAID HOUSING AND THE ADJACENT OPEN END OF SAID AIR-CLEANSING SPACE FOR INTRODUCING DUST AND LINT-LADEN AIR INTO SAID HOUSING, THE END OF SAID DRUM CONTIGUOUS TO SAID ONE END OF SAID HOUSING BEING CLOSED SUCH THAT SAID DUST AND LINT-LADEN AIR ONLY IS DIRECTED INTO SAID AIR-CLEANSING SPACE, PERFORATED CONDUIT MEANS IN SAID ANNULAR AIRCLEANSING SPACE ON OPPOSITE SIDES OF AND SUBSTANTIALLY PARALLEL TO AND ABOVE SAID DRUM AXIS, SAID PERFORATED CONDUIT MEANS BEING SUBSTANTIALLY COEXTENSIVE IN LENGTH WITH SAID DRUM AND IN SPACE APART CONFRONTING RELATION WITH BOTH SAID DRUM AND HOUSING, SAID PERFORATED CONDUIT MEANS HAVING NOZZLE APERTURES SPACED ALONG THE LENGTH THEREOF FOR INTRODUCING A SPRAY OF WATER INTO SAID AIRCLEANSING SPACE SUCH THAT THE DUST AND LINT FROM SAID DUST AND LINT-LADEN AIR IS WASHED DOWNWARDLY BY SAID WATER SPRAY INTO A LOWER PORTION OF SAID AIR-CLEANSING
Claim 2
Dependent Claim
223 words
APPARATUS FOR COLLECTING AND DISPOSING OF DUST AND LINT-LADEN AIR FROM A LAUNDRY DRYER COMPRISING AN OPEN ENDED CYLINDRICAL HOUSING, A AHORIZONTALLY ORIENTED CYLINDRICAL DRUM FORMING A SEPARATING CHAMBER WHIH IS ARRANGED COAXIALLY OF AND WITHIN SAID HOUSING AND COOPERATING THEREWITH TO DEFINE A SUBSTANTIALLY ANNULAR AIRCLEANSING SPACE THEREBETWEEN HAVING A CLOSED END AND AN OPEN END, MEANS JOURNALING SAID DRUM FOR ROTATION WITHING SAID HOUSING ABOUT AN AXIS ORIENTED SUBSTANTIALLY PARALLEL TO THE HORIZONTAL, MEANS CONNECTED TO ONE END OF SAID HOUSING AND THE ADJACENT OPEN END OF SAID AIR-CLEANSING SPACE FOR INTRODUCING DUST AND LINT-LADEN AIR INTO SAID HOUSING, THE END OF SAID DRUM CONTIGUOUS TO SAID ONE END OF SAID HOUSING BEING CLOSED SUCH THAT SAID DUST AND LINT-LADEN AIR ONLY IS DIRECTED INTO SAID AIR-CLEANSING SPACE, PERFORATED CONDUIT MEANS IN SAID ANNULAR AIRCLEANSING SPACE ON OPPOSITE SIDES OF AND SUBSTANTIALLY PARALLEL TO AND ABOVE SAID DRUM AXIS, SAID PERFORATED CONDUIT MEANS BEING SUBSTANTIALLY COEXTENSIVE IN LENGTH WITH SAID DRUM AND IN SPACE APART CONFRONTING RELATION WITH BOTH SAID DRUM AND HOUSING, SAID PERFORATED CONDUIT MEANS HAVING NOZZLE APERTURES SPACED ALONG THE LENGTH THEREOF FOR INTRODUCING A SPRAY OF WATER INTO SAID AIRCLEANSING SPACE SUCH THAT THE DUST AND LINT FROM SAID DUST AND LINT-LADEN AIR IS WASHED DOWNWARDLY BY SAID WATER SPRAY INTO A LOWER PORTION OF SAID AIR-CLEANSING
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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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |