Patent US3116243A successfully refreshed from Google Patents.
US3116243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesion of fabrics to centrifugal extractors
Assignee: Whirlpool Corp
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Filing: 1960-05-18
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Granted: 1963-12-31
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Expires: 1980-05-18
Abstract
No abstract record available.
Inventors
- 👤 Aman U Khan
- 👤 Clark I Platt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:34
CPC Classifications
D; D06; D06F; D06F35/00; D06F35/005; D06F35/007; D06F39/00; D06F39/08; D06F39/088
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
THE METHOD OF EXTRACTING WHICH INCLUDES THE STEPS OF (A) ROTATABLY CENTRIFUGING A BATCH OF WET FIBROUS MATERIALS IN A FORAMINCUS RECEPTACLE AT A SPEED SUCH THAT THE LIQUID IN THE MATERIALS IS FORCED RADIALLY OUTWARDLY THROUGH THE MATERIALS, THEREBY TENDING TO FORM THE MATERIALS IN THE SHAPE OF AN ANNULUS WITH THE RADIALLY OUTERMOST FIBERS FLATTENED IN INERLACED ADHESION WITH THE ADJOINING WALLS OF THE RECEPTACLE, (B) DECELERLATING THE SPEED OF ROTATION THROUGH SPEEDS AT WHICH THE MATERIALS WOULD NORMALLY TUMBLE IN THE ABSENCE OF SUCH ADHESION, (C) LOCALLY MOISTENING THE OUTER SURFACE OF THE ANNULUS BY MEANS OF A SPRAY WHILE MAINTININT HE CONDITION OF DRYNESS OF THE ANNULUS AS A WHOLE SUBSTANTIALLY UNCHANGED, WHEREBY THE RADIALLY OUTERMOST FIBERS SO MOISTTENED WILL SPRING OUT OR BRISTLE THE ADHESION OF THE MATERIALS WITH THE ADJOINING RECEPTACLE WALLS, AND
Claim 2
Independent Claim
139 words
THE METHOD OF EXTRACTING WHICH INCLUDES THE STEPS OF (A) ROTATABLY CENTRIFUGING A BATCH OF WET FIBROUS MATERIALS IN A FORAMINCUS RECEPTACLE AT A SPEED SUCH THAT THE LIQUID IN THE MATERIALS IS FORCED RADIALLY OUTWARDLY THROUGH THE MATERIALS, THEREBY TENDING TO FORM THE MATERIALS IN THE SHAPE OF AN ANNULUS WITH THE RADIALLY OUTERMOST FIBERS FLATTENED IN INERLACED ADHESION WITH THE ADJOINING WALLS OF THE RECEPTACLE, (B) DECELERLATING THE SPEED OF ROTATION THROUGH SPEEDS AT WHICH THE MATERIALS WOULD NORMALLY TUMBLE IN THE ABSENCE OF SUCH ADHESION, (C) LOCALLY MOISTENING THE OUTER SURFACE OF THE ANNULUS BY MEANS OF A SPRAY WHILE MAINTININT HE CONDITION OF DRYNESS OF THE ANNULUS AS A WHOLE SUBSTANTIALLY UNCHANGED, WHEREBY THE RADIALLY OUTERMOST FIBERS SO MOISTTENED WILL SPRING OUT OR BRISTLE THE ADHESION OF THE MATERIALS WITH THE ADJOINING RECEPTACLE WALLS, AND
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) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |