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US3142546A Expired / Lapsed US ⏱️ 0.0 years remaining

Kiln disintegrator

Assignee: Individual
•
Filing: 1962-01-22
•
Granted: 1964-07-28
•
Expires: 1982-01-22
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Abstract

No abstract record available.

Inventors

  • 👤 John N Coats

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 17:44
CPC Classifications
F; F27; F27B; F27B7/00; F27B7/14; F27B7/18

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 276 words
AN APPARATUS FOR THE TREATMENT OF PULVERANT MATERIALS TO BE DRIED, COMPRISING: A DRUM ROTATABLE IN A PREDETERMINED DIRECTION AND ADAPTED TO HAVE HOT AIR PASSED THERETHROUGH, A CYLINDRICAL CAGE FREELY RESTING WITHIN SAID DRUM AND HAVING A DIAMETER LESS THAN THE INTERIOR OF SAID DRUM, SO THAT DURING ROTATION OF SAID DRUM, THE CAGE ROTATES, RELATIVE TO THE DRUM, IN A DIRECTION OPPOSITE TO THAT OF THE DRUM, SAID CAGE INCLUDING A CENTRAL ELONGATED MOUNTING MEMBER, A PLURALITY OF SETS OF SCRAPING AND DRYING PLATES SECURED TO AND PROJECTING AT LEAST GENERALLY RADIALLY FROM SAID MOUNTING MEMBER, EACH SET BEING LOCATED AT A PLACE WHICH IS AXIALLY DISPLACED FROM THE LOCATION OF THE OTHERE SETS, THE PLATES OF EACH SET BEING ARRANGED IN EQUALLY SPACED PADDLE WHEEL FASHION ABOUT SAID MOUNTING MEMBER, THE PLATES OF ADJACENT SETS BEING STAGGERED RELATIVE TO ONE ANOTHER IN A CIRCUMFERENTIAL DIRECTION IN PROGRESSIVE FASHION FROM ONE END TO THE OTHER OF SAID CAGE SO THAT THE PLATES ARE DISPOSED IN SPIRAL FASHION ABOUT THE MOUNTING MEMBER, SAID PLATES BEING OF RECTANGULAR FORM AND HAVING INNER EDGES SECURED TO SAID MOUNTING MEMBER AND HAVING OUTER EDGES WHICH ARE EXPOSED FOR PROGRESSIVE CONTACT WITH THE INTERIOR OF THE DRUM AS THE DRUM ROTATES SO THAT DURING THE MOVEMENT OF THE CAGE RELATIVE TO THE DRUM, SAID PLATES SCRAPE MATERIAL TO BE DRIED FROM THE INTEROR OF THE DRUM AND CARRY AT LEAST SOME OF SUCH MATERIAL UPWARDLY AND OVER THE MOUNTING MEMBER TO EXPOSE SUCH MATERIAL TO THE HOT AIR FLOWING THROUGH SAID DRUM, SO THAT SUCH MATERIAL CAN BE DRIED AND DISLOGED FROM SAID PLATES AND PROGRESS DOWN SAID DRUM.
Claim 2
Independent Claim 276 words
AN APPARATUS FOR THE TREATMENT OF PULVERANT MATERIALS TO BE DRIED, COMPRISING: A DRUM ROTATABLE IN A PREDETERMINED DIRECTION AND ADAPTED TO HAVE HOT AIR PASSED THERETHROUGH, A CYLINDRICAL CAGE FREELY RESTING WITHIN SAID DRUM AND HAVING A DIAMETER LESS THAN THE INTERIOR OF SAID DRUM, SO THAT DURING ROTATION OF SAID DRUM, THE CAGE ROTATES, RELATIVE TO THE DRUM, IN A DIRECTION OPPOSITE TO THAT OF THE DRUM, SAID CAGE INCLUDING A CENTRAL ELONGATED MOUNTING MEMBER, A PLURALITY OF SETS OF SCRAPING AND DRYING PLATES SECURED TO AND PROJECTING AT LEAST GENERALLY RADIALLY FROM SAID MOUNTING MEMBER, EACH SET BEING LOCATED AT A PLACE WHICH IS AXIALLY DISPLACED FROM THE LOCATION OF THE OTHERE SETS, THE PLATES OF EACH SET BEING ARRANGED IN EQUALLY SPACED PADDLE WHEEL FASHION ABOUT SAID MOUNTING MEMBER, THE PLATES OF ADJACENT SETS BEING STAGGERED RELATIVE TO ONE ANOTHER IN A CIRCUMFERENTIAL DIRECTION IN PROGRESSIVE FASHION FROM ONE END TO THE OTHER OF SAID CAGE SO THAT THE PLATES ARE DISPOSED IN SPIRAL FASHION ABOUT THE MOUNTING MEMBER, SAID PLATES BEING OF RECTANGULAR FORM AND HAVING INNER EDGES SECURED TO SAID MOUNTING MEMBER AND HAVING OUTER EDGES WHICH ARE EXPOSED FOR PROGRESSIVE CONTACT WITH THE INTERIOR OF THE DRUM AS THE DRUM ROTATES SO THAT DURING THE MOVEMENT OF THE CAGE RELATIVE TO THE DRUM, SAID PLATES SCRAPE MATERIAL TO BE DRIED FROM THE INTEROR OF THE DRUM AND CARRY AT LEAST SOME OF SUCH MATERIAL UPWARDLY AND OVER THE MOUNTING MEMBER TO EXPOSE SUCH MATERIAL TO THE HOT AIR FLOWING THROUGH SAID DRUM, SO THAT SUCH MATERIAL CAN BE DRIED AND DISLOGED FROM SAID PLATES AND PROGRESS DOWN SAID DRUM.

References Cited (Backward Citations)

US1240480A Cited
US1673051A Cited
US2388902A Cited
US2422989A Cited
US2666633A Cited
US2653393A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-07-28 1968-01-27 1968-07-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-07-28 1972-01-27 1972-07-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-07-28 1976-01-27 1976-07-28 $7700.00 Window Closed / Lapsed

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