US3263816A
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Assignee: Ametek Inc
•
Filing: 1962-07-30
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Granted: 1966-08-02
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Expires: 1982-07-30
Abstract
No abstract record available.
Inventors
- 👤 John E Krynski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:08
CPC Classifications
B; B01; B01D; B01D33/00; B01D33/044; B01D33/048; B01D33/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
IN A FILTER, A FRAME; AN OPEN TOP TANK MOUNTED WITHIN SAID FRAME AND ADAPTED TO CONTAIN A SLURRY TO BE FILTERED; A DRUM MOUNTED FOR ROTATION ABOUT A HORIZONTAL AXIS AND SUCH THAT A SUBSTANTIAL PORTION THEREOF PASSES DOWNWARDLY THROUGH SAID SLURRY; PARALLEL PLATES MOUNTED ON SAID FRAME AT OPPOSITE ENDS OF SAID DRUM; SEPARATE ALIGNED HORIZONTAL AND VERTICAL WAY BEARINGS ON SAID PLATES; ROLL MEANS JOURNALLED IN ALIGNED BEARINGS TO BE RESPONDING ONES OF SAID WAY BEARINGS AND ADAPTED TO BE MOVED A SUBSTANTIAL DISTANCE THEREIN WHEREBY SAID ROLL MEANS MAY BE VARIABLY POSITIONED RELATIVE TO SAID DRUM; OTHER ROLL MEANS JOURNALLED IN ALIGNED BEARINGS ON SAID PLATES IN PARALLEL RELATION TO SAID FIRST-MENTIONED ROLL MEANS; SCRAPER BLADE MEANS MOUNTED BETWEEN SAID PLATES; AND MEANS FOR MOVING SAID SCRAPER MEANS IN SCRAPING POSITION RELATIVE TO SAID DRUM AND A SUBSTANTIAL DISTANCE AWAY FROM THE PERIPHERY OF SAID DRUM, WHEREBY THE VARIABLE POSITIONABILITY OF SAID FIRST-MENTIONED ROLL MEANS AND SCRAPER BLADE MEANS ALLOWS SAID FILTER TO BE OPERATED AS A PRECOAT FILTER, A STRING DISCHARGE FILTER OR A CLOTH DISCHARGE FILTER.
Claim 2
Dependent Claim
182 words
IN A FILTER, A FRAME; AN OPEN TOP TANK MOUNTED WITHIN SAID FRAME AND ADAPTED TO CONTAIN A SLURRY TO BE FILTERED; A DRUM MOUNTED FOR ROTATION ABOUT A HORIZONTAL AXIS AND SUCH THAT A SUBSTANTIAL PORTION THEREOF PASSES DOWNWARDLY THROUGH SAID SLURRY; PARALLEL PLATES MOUNTED ON SAID FRAME AT OPPOSITE ENDS OF SAID DRUM; SEPARATE ALIGNED HORIZONTAL AND VERTICAL WAY BEARINGS ON SAID PLATES; ROLL MEANS JOURNALLED IN ALIGNED BEARINGS TO BE RESPONDING ONES OF SAID WAY BEARINGS AND ADAPTED TO BE MOVED A SUBSTANTIAL DISTANCE THEREIN WHEREBY SAID ROLL MEANS MAY BE VARIABLY POSITIONED RELATIVE TO SAID DRUM; OTHER ROLL MEANS JOURNALLED IN ALIGNED BEARINGS ON SAID PLATES IN PARALLEL RELATION TO SAID FIRST-MENTIONED ROLL MEANS; SCRAPER BLADE MEANS MOUNTED BETWEEN SAID PLATES; AND MEANS FOR MOVING SAID SCRAPER MEANS IN SCRAPING POSITION RELATIVE TO SAID DRUM AND A SUBSTANTIAL DISTANCE AWAY FROM THE PERIPHERY OF SAID DRUM, WHEREBY THE VARIABLE POSITIONABILITY OF SAID FIRST-MENTIONED ROLL MEANS AND SCRAPER BLADE MEANS ALLOWS SAID FILTER TO BE OPERATED AS A PRECOAT FILTER, A STRING DISCHARGE FILTER OR A CLOTH DISCHARGE FILTER.
References Cited (Backward Citations)
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US2076611A
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US2243311A
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US2652928A
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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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |