US3055786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filament handling process and apparatus
Assignee: EIDP Inc
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Filing: 1960-07-19
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Granted: 1962-09-25
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Expires: 1980-07-19
Abstract
No abstract record available.
Inventors
- 👤 Walter H Hendrix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:51
CPC Classifications
D; D06; D06B; D06B23/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
APPARATUS FOR FORMING A PLURALITY OF CONTINUOUS THERMOPLASTIC YARNS FROM TWO SEPARATE WRAPS COMPRISING IN COMBINATION A PAIR OF PRESSURE MEMBERS HAVING OPPOSED FLAT PRESSURE FACES, A COMB MEMBER DISPLACED ON EACH SIDE OF SAID PRESSURE MEMBERS FOR ALIGNING THE RUNOUT ENDS OF ONE OF SAID WRAPS IN ESSENTIALLY PARALLEL OVERLAPPING RELATIONSHIP WITH THE LEAD-IN ENDS OF THE OTHER WRAP IN A ZONE BETWEEN SAID PRESSURE MEMBERS, TENSION MEANS FOR RECEIVING, ENGAGING, AND APPLYING A CONSTANT TENSION TO THE TERMINAL PORTIONS OF SAID ENDS POSITIONED ADJACENT TO SAID PRESSURE MEMBERS, MEANS FOR DISPLACING SAID PRESSURE MEMBERS TOWARD EACH OTHE TO COMPRESS THE OVERLAPPING PORTIONS OF SAID YARNS INTERPOSED BETWEEN SAID FACES, AND HEATING MEAND FOR HEATING SAID OVERLAPPING PORTIONS TO A HEAT-SEALING TEMPERATURE.
Claim 2
Dependent Claim
123 words
APPARATUS FOR FORMING A PLURALITY OF CONTINUOUS THERMOPLASTIC YARNS FROM TWO SEPARATE WRAPS COMPRISING IN COMBINATION A PAIR OF PRESSURE MEMBERS HAVING OPPOSED FLAT PRESSURE FACES, A COMB MEMBER DISPLACED ON EACH SIDE OF SAID PRESSURE MEMBERS FOR ALIGNING THE RUNOUT ENDS OF ONE OF SAID WRAPS IN ESSENTIALLY PARALLEL OVERLAPPING RELATIONSHIP WITH THE LEAD-IN ENDS OF THE OTHER WRAP IN A ZONE BETWEEN SAID PRESSURE MEMBERS, TENSION MEANS FOR RECEIVING, ENGAGING, AND APPLYING A CONSTANT TENSION TO THE TERMINAL PORTIONS OF SAID ENDS POSITIONED ADJACENT TO SAID PRESSURE MEMBERS, MEANS FOR DISPLACING SAID PRESSURE MEMBERS TOWARD EACH OTHE TO COMPRESS THE OVERLAPPING PORTIONS OF SAID YARNS INTERPOSED BETWEEN SAID FACES, AND HEATING MEAND FOR HEATING SAID OVERLAPPING PORTIONS TO A HEAT-SEALING TEMPERATURE.
References Cited (Backward Citations)
US2514184A
Cited
US2563986A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |