US3234061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of sewing textile webs together
Assignee: Deering Milliken Research Corp
•
Filing: 1963-01-24
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Granted: 1966-02-08
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Expires: 1983-01-24
Abstract
No abstract record available.
Inventors
- 👤 Donald W Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:19
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/114; B29C66/1142; A; A41; A41D; A41D27/00; A41D27/24; B29C65/00; B29C65/56; B29C65/62; B29C66/40; B29C66/41; B29C66/43; B29C66/70; B29C66/71; B29C66/712; B29C66/72; B29C66/729; D; D06; D06B; D06B23/00; D06B23/04; D06C; D06C29/00; D06H; D06H5/00; D06M; D06M23/00; D06M23/16; D06M23/18; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29K; B29K2313/00; D06B2700/00; D06B2700/36; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24033; Y10T428/24041; Y10T428/2405
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
201 words
A METHOD OF JOINING TOGETHER THE ENDS OF LENGTHS OF TEXTILE WEBS SO AS TO PROVIDE A SEAM WITH A SURFACE THAT IS SUBSTANTIALLY LEVEL WITH THE TEXTILE WEBS WHICH COMPRISES THE STEPS OF (1) SEWING THE ENDS OF THE WEBS TOGETHER TO FORM A BUTT SEAM WITH A BICOMPONENT SEWING THREAD COMPRISING (A) AT LEAST 60% OF A FIBROUS SUPPORTING COMPONENT WHICH NEITHER FLOWS NOR SUBSTANTIALLY DEGRADES WHEN HEATED FOR UP TO ABOUT ONE MINUTE TO UP TO 225*C., AT LEAST SOME OF WHOSE FIBERS ARE COATED WITH (B) AT LEAST 1% OF A THERMOPLASTIC NON-FIBROUS COMPONENT PROVIDING A COATING FOR THE SUPPORTING COMPONENT AND HAVING A FLOW TEMPERATURE, BETWEEN ABOUT 100* AND 225*C., WHICH IS BELOW THE TEMPERATURE AT WHICH THE WEB SUBSTANTIALLY DEGRADES WHEN HEATED FOR ABOUT ONE MINUTE; AND (2) APPLYING SUFFICIENT PRESSURE TO THE SEAM TO PRESS THE RAISED PORTIONS OF THE THREAD IN THE SEAM TIGHTLY INTO THE FACE OF THE WEB; (3) APPLYING SUFFICIENT HEAT, WHILE THE SEAM IS UNDER PRESSURE, SO AS TO HEAT THE WEB AT THE SEAM POSITION TO AT LEAST THE FLOW TEMPERATURE OF THE THERMOPLASTIC NON-FIBROUS COMPONENT BUT BELOW THE DEGRADATION TEMPERATURES OF BOTH THE WEB AND THE SUPPORTING
Claim 2
Independent Claim
201 words
A METHOD OF JOINING TOGETHER THE ENDS OF LENGTHS OF TEXTILE WEBS SO AS TO PROVIDE A SEAM WITH A SURFACE THAT IS SUBSTANTIALLY LEVEL WITH THE TEXTILE WEBS WHICH COMPRISES THE STEPS OF (1) SEWING THE ENDS OF THE WEBS TOGETHER TO FORM A BUTT SEAM WITH A BICOMPONENT SEWING THREAD COMPRISING (A) AT LEAST 60% OF A FIBROUS SUPPORTING COMPONENT WHICH NEITHER FLOWS NOR SUBSTANTIALLY DEGRADES WHEN HEATED FOR UP TO ABOUT ONE MINUTE TO UP TO 225*C., AT LEAST SOME OF WHOSE FIBERS ARE COATED WITH (B) AT LEAST 1% OF A THERMOPLASTIC NON-FIBROUS COMPONENT PROVIDING A COATING FOR THE SUPPORTING COMPONENT AND HAVING A FLOW TEMPERATURE, BETWEEN ABOUT 100* AND 225*C., WHICH IS BELOW THE TEMPERATURE AT WHICH THE WEB SUBSTANTIALLY DEGRADES WHEN HEATED FOR ABOUT ONE MINUTE; AND (2) APPLYING SUFFICIENT PRESSURE TO THE SEAM TO PRESS THE RAISED PORTIONS OF THE THREAD IN THE SEAM TIGHTLY INTO THE FACE OF THE WEB; (3) APPLYING SUFFICIENT HEAT, WHILE THE SEAM IS UNDER PRESSURE, SO AS TO HEAT THE WEB AT THE SEAM POSITION TO AT LEAST THE FLOW TEMPERATURE OF THE THERMOPLASTIC NON-FIBROUS COMPONENT BUT BELOW THE DEGRADATION TEMPERATURES OF BOTH THE WEB AND THE SUPPORTING
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) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |