US3083515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust collector
Assignee: Dustex Corp
•
Filing: 1960-01-25
•
Granted: 1963-04-02
•
Expires: 1980-01-25
Abstract
No abstract record available.
Inventors
- 👤 Lewis D Morris
- 👤 Roger S Brookman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:08
CPC Classifications
B; B01; B01D; B01D46/00; B01D46/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
226 words
IN A DUST COLLECTOR, THE COMBINATION COMPRISING A DRIVE REEL ROTATABLE ABOUT A FIXED AXIS AND INCLUDING A PLURALITY OF CIRCUMFERENTIALLY SPACED PARALLEL RODS, A STATIONARY BLOW TUBE ARRANGED EXTERIORLY OF THE CIRCULAR PATH OF SAID RODS AND PARALLEL TO THE AXIS OF SAID REEL AND HAVING AN ARCUATE SALIENT PORTION, ROLLERS OF SUBSTANTIALLY EQUAL DIAMETER ARRANGED WITH THEIR AXES FIXED ON OPPOSITE SIDES OF SAID BLOW TUBE AND SEVERALLY SPACED THEREFROM AND SUBSTANTIALLY PARALLEL THERETO, ONE OF SAID ROLLERS BEING DISPOSED CLOSER TO SAID PATH THAN THE OTHER, AN ENDLESS FILTER ELEMENT EMBRACINGLY ENGAGING SAID REEL, ARCUATE PORTION AND ROLLERS, AND MEANS FOR ROTATING SAID REEL IN A DIRECTION TO MOVE SAID FILTER ELEMENT FROM THE AFORESAID CLOSER ROLLER TOWARD SAID BLOW TUBE AND WIPINGLY OVER SAID ARCUATE PORTION, THE REACHES OF SAID FILTER ELEMENT BETWEEN ADJACENT PAIRS OF THOSE OF SAID RODS ENGAGED BY SAID FILTER ELEMENT FORMING ARCHES, THE REACHES OF SAID FILTER ELEMENT BETWEEN EACH OF SAID ROLLERS AND SAID BLOW TUBE FORMING ARCHES, SAID ROLLERS BEING ARRANGED TO CONTROL THE PERIPHERAL EXTENT OF CONTACT BETWEEN SAID ARCUATE PORTION AND FILTER ELEMENT, SAID BLOW TUBE HAVING AN APERTURE LOCATED IN SAID ARCUATE PORTION AND CIRCUMFERENTIALLY ABOUT MIDWAY OF SAID PERIPHERAL EXTENT OF CONTACT AND ADAPTED TO DISCHARGE PRESSURIZED GAS THROUGH SAID FILTER ELEMENT AS IT PASSES THEREOVER AND FOR CLEANING THE SAME.
Claim 2
Dependent Claim
226 words
IN A DUST COLLECTOR, THE COMBINATION COMPRISING A DRIVE REEL ROTATABLE ABOUT A FIXED AXIS AND INCLUDING A PLURALITY OF CIRCUMFERENTIALLY SPACED PARALLEL RODS, A STATIONARY BLOW TUBE ARRANGED EXTERIORLY OF THE CIRCULAR PATH OF SAID RODS AND PARALLEL TO THE AXIS OF SAID REEL AND HAVING AN ARCUATE SALIENT PORTION, ROLLERS OF SUBSTANTIALLY EQUAL DIAMETER ARRANGED WITH THEIR AXES FIXED ON OPPOSITE SIDES OF SAID BLOW TUBE AND SEVERALLY SPACED THEREFROM AND SUBSTANTIALLY PARALLEL THERETO, ONE OF SAID ROLLERS BEING DISPOSED CLOSER TO SAID PATH THAN THE OTHER, AN ENDLESS FILTER ELEMENT EMBRACINGLY ENGAGING SAID REEL, ARCUATE PORTION AND ROLLERS, AND MEANS FOR ROTATING SAID REEL IN A DIRECTION TO MOVE SAID FILTER ELEMENT FROM THE AFORESAID CLOSER ROLLER TOWARD SAID BLOW TUBE AND WIPINGLY OVER SAID ARCUATE PORTION, THE REACHES OF SAID FILTER ELEMENT BETWEEN ADJACENT PAIRS OF THOSE OF SAID RODS ENGAGED BY SAID FILTER ELEMENT FORMING ARCHES, THE REACHES OF SAID FILTER ELEMENT BETWEEN EACH OF SAID ROLLERS AND SAID BLOW TUBE FORMING ARCHES, SAID ROLLERS BEING ARRANGED TO CONTROL THE PERIPHERAL EXTENT OF CONTACT BETWEEN SAID ARCUATE PORTION AND FILTER ELEMENT, SAID BLOW TUBE HAVING AN APERTURE LOCATED IN SAID ARCUATE PORTION AND CIRCUMFERENTIALLY ABOUT MIDWAY OF SAID PERIPHERAL EXTENT OF CONTACT AND ADAPTED TO DISCHARGE PRESSURIZED GAS THROUGH SAID FILTER ELEMENT AS IT PASSES THEREOVER AND FOR CLEANING THE SAME.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |