US3077655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for imparting stretch to wool fabric
Assignee: JP Stevens and Co Inc
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Filing: 1961-05-09
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Granted: 1963-02-19
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Expires: 1981-05-09
Abstract
No abstract record available.
Inventors
- 👤 Leslie A Runton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:25
CPC Classifications
D; D06; D06C; D06C29/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
APPARATUS FOR SHRINKING AND SETTING A WOOL FABRIC COMPRISING MEANS IMMERSING SAID FABRIC IN A BATH, CONTAINING A TREATING LIQUID, SQUEEZE ROLLS DISPOSED TO REMOVE EXCESS TREATING LIQUID FROM SAID FABRIC, MEANS FEEDING SAID FABRIC TO A HEATING STAGE INCLUDING AN INCLINED HOT PLATE, MEANS PASSING SAID FABRIC FROM SAID SQUEEZE ROLLS OVER SAID PLATE WHILE IN A TENSIONLESS STATE TO EFFECT SHRINKAGE OF SAID FABRIC, A SECOND HEATING STAGE INCLUDING A MEMBER HAVING A SMOOTH SURFACE, MEANS CONFINING SAID FABRIC IN CONTACT WITH SAID SMOOTH SURFACE, MEANS SUPPLYING HEAT TO SAID FABRIC WHILE SO CONFINED, A DRYING CHAMBER, AND MEANS PASSING THE FABRIC IN TENSIONLESS STATE FROM SAID LAST HEATING STAGE TO SAID DRYING CHAMBER.
Claim 2
Dependent Claim
116 words
APPARATUS FOR SHRINKING AND SETTING A WOOL FABRIC COMPRISING MEANS IMMERSING SAID FABRIC IN A BATH, CONTAINING A TREATING LIQUID, SQUEEZE ROLLS DISPOSED TO REMOVE EXCESS TREATING LIQUID FROM SAID FABRIC, MEANS FEEDING SAID FABRIC TO A HEATING STAGE INCLUDING AN INCLINED HOT PLATE, MEANS PASSING SAID FABRIC FROM SAID SQUEEZE ROLLS OVER SAID PLATE WHILE IN A TENSIONLESS STATE TO EFFECT SHRINKAGE OF SAID FABRIC, A SECOND HEATING STAGE INCLUDING A MEMBER HAVING A SMOOTH SURFACE, MEANS CONFINING SAID FABRIC IN CONTACT WITH SAID SMOOTH SURFACE, MEANS SUPPLYING HEAT TO SAID FABRIC WHILE SO CONFINED, A DRYING CHAMBER, AND MEANS PASSING THE FABRIC IN TENSIONLESS STATE FROM SAID LAST HEATING STAGE TO SAID DRYING CHAMBER.
References Cited (Backward Citations)
US2327712A
Cited
US2451337A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |