US2684887A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating fabrics with liquid
Assignee: Van Vlaanderen Machine Co
•
Filing: 1947-10-13
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Granted: 1954-07-27
•
Expires: 1967-10-13
Abstract
No abstract record available.
Inventors
- 👤 Michael J Negro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:59
CPC Classifications
D; D06; D06B; D06B3/00; D06B3/24; D06B3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
285 words
THE METHOD OF TREATING FABRIC FOR DYEING, BLEACHING, OR WASHING THE SAME, COMPRISING FORMING THE FABRIC INTO AN ENDLESS ROPE, PASSING PORTIONS OF THE ENDLESS ROPE ABOUT SPACED OPPOSED GENERALLY ELLIPTICAL HORIZONTAL SUBSTANTIALLY PARALLEL REELS ARRANGED NEAR AND ABOVE A LIQUID MASS, FORMING UPON EACH REEL A SPIRALLY WOUND ROPE PORTION, HOLDING THE SPIRALLY WOUND ROPE PORTIONS SEPARATE FROM EACH OTHER EXCEPT AT THEIR ENDS, FORMING UPPER AND LOWER RUNS IN EACH SPIRALLY WOUND ROPE PORTION AND SLACK IN THE LOWER RUNS, CONTACTING THE UPPER RUNS ONLY WITH THE UPPER PORTIONS OF THE REELS AND PERMANENTLY SPACING THE LOWER OF THE REELS AND PERMANENTLY OF THE REELS, ARRANGING THE DISCHARGE END OF EACH SPIRALLY WOUND ROPE PORTION BENEATH ITS REEL AND THE INTAKE END OF EACH SPIRALLY WOUND ROPE PORTION ABOVE ITS REEL, ARRANGING THE DISCHARGE END OF EACH SPIRALLY WOUND ROPE PORTION NEXT TO THE INTAKE END OF THE OTHER SPIRALLY WOUND ROPE PORTION AND PASSING SUCH DISCHARGE END TO SUCH INTAKE END, SUBMERGING THE SLACK IN THE LIQUID MASS, ROTATING THE REELS SO THAT THEIR UPPER PORTIONS TRAVEL OUTWARDLY IN OPPOSITE DIRECTIONS AND THE UPPER RUNS DROP DOWN LAYERS TO THE LOWER RUNS OF REELS, ADDING FOLDED LAYERS TO THE LOWER RUNS OF EACH SPIRAL ROPE PORTION AT THEIR OUTER ENDS AND TAKING FOLDED LAYERS FROM THE LOWER RUNS OF EACH SPIRAL ROPE PORTION AT THEIR INNER ENDS, SUPPORTING THE LOWER RUNS OF EACH SPIRALLY WOUND ROPE PORTION SO THAT THEY ARE MOVED INWARDLY AND DOWNWARDLY BY GRAVITY, ENGAGING THE INTERMEDIATE RUNS OF EACH SPIRALLY WOUND ROPE PORTION UPON THE INNER SIDE OF THE REEL AND HOLDING SUCH RUNS AGAINST LATERAL MOVEMENT TOWARD THE REEL AND HOLDING SUCH RUNS SEPARATE FROM EACH OTHER.
Claim 2
Independent Claim
285 words
THE METHOD OF TREATING FABRIC FOR DYEING, BLEACHING, OR WASHING THE SAME, COMPRISING FORMING THE FABRIC INTO AN ENDLESS ROPE, PASSING PORTIONS OF THE ENDLESS ROPE ABOUT SPACED OPPOSED GENERALLY ELLIPTICAL HORIZONTAL SUBSTANTIALLY PARALLEL REELS ARRANGED NEAR AND ABOVE A LIQUID MASS, FORMING UPON EACH REEL A SPIRALLY WOUND ROPE PORTION, HOLDING THE SPIRALLY WOUND ROPE PORTIONS SEPARATE FROM EACH OTHER EXCEPT AT THEIR ENDS, FORMING UPPER AND LOWER RUNS IN EACH SPIRALLY WOUND ROPE PORTION AND SLACK IN THE LOWER RUNS, CONTACTING THE UPPER RUNS ONLY WITH THE UPPER PORTIONS OF THE REELS AND PERMANENTLY SPACING THE LOWER OF THE REELS AND PERMANENTLY OF THE REELS, ARRANGING THE DISCHARGE END OF EACH SPIRALLY WOUND ROPE PORTION BENEATH ITS REEL AND THE INTAKE END OF EACH SPIRALLY WOUND ROPE PORTION ABOVE ITS REEL, ARRANGING THE DISCHARGE END OF EACH SPIRALLY WOUND ROPE PORTION NEXT TO THE INTAKE END OF THE OTHER SPIRALLY WOUND ROPE PORTION AND PASSING SUCH DISCHARGE END TO SUCH INTAKE END, SUBMERGING THE SLACK IN THE LIQUID MASS, ROTATING THE REELS SO THAT THEIR UPPER PORTIONS TRAVEL OUTWARDLY IN OPPOSITE DIRECTIONS AND THE UPPER RUNS DROP DOWN LAYERS TO THE LOWER RUNS OF REELS, ADDING FOLDED LAYERS TO THE LOWER RUNS OF EACH SPIRAL ROPE PORTION AT THEIR OUTER ENDS AND TAKING FOLDED LAYERS FROM THE LOWER RUNS OF EACH SPIRAL ROPE PORTION AT THEIR INNER ENDS, SUPPORTING THE LOWER RUNS OF EACH SPIRALLY WOUND ROPE PORTION SO THAT THEY ARE MOVED INWARDLY AND DOWNWARDLY BY GRAVITY, ENGAGING THE INTERMEDIATE RUNS OF EACH SPIRALLY WOUND ROPE PORTION UPON THE INNER SIDE OF THE REEL AND HOLDING SUCH RUNS AGAINST LATERAL MOVEMENT TOWARD THE REEL AND HOLDING SUCH RUNS SEPARATE FROM EACH OTHER.
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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) | 1957-07-26 | 1958-01-25 | 1958-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-26 | 1962-01-25 | 1962-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-26 | 1966-01-25 | 1966-07-27 | $7700.00 | Window Closed / Lapsed |