US3236711A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making non-woven fabric
Assignee: Adler Process Corp
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Filing: 1961-04-03
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Granted: 1966-02-22
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Expires: 1981-04-03
Abstract
No abstract record available.
Inventors
- 👤 Adler Solomon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:56
CPC Classifications
B; B29; B29C; B29C53/00; B29C53/36; B29C53/38; B29C53/40; B29C53/42; B29C31/00; B29C69/00; B29C69/001; B29C69/002; B29C69/003; D; D04; D04H; D04H3/00; D04H3/02; D04H3/04; B29K; B29K2021/00; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/0854; B29L; B29L2030/00; D10; D10B; D10B2501/00; D10B2501/02; D10B2501/04; Y; Y10; Y10T; Y10T442/00; Y10T442/60; Y10T442/659; Y10T442/671
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
245 words
A METHOD OF PREPARING A FABRIC WHICH COMPRISES LAYING DOWN BY WINDING ON THE SURFACE OF A DRUM A CONTINUOUS LENGTH OF FILAMENTARY MATERIAL, SAID FILAMENTARY MATERIAL BEING DEPOSITIED ON SAID DRUM IN CONTIGUOUS SIDEBY-SIDE RELATIONSHIP, APPLYING A BINDING AGENT TO THE OUTSIDE SURFACE OF SAID FILAMENTARY MATERIAL ON SAID DRUM, REMOVING THE THUS-DEPOSITED FILAMENTARY MATERIAL FROM SAID DRUM BY CUTTING THE THUS-LAID DOWN FILAMENTARY MATERIAL IN A DIRECTION PARALLEL TO THE AXIS OF SAID DRUM SO AS TO YIELD A SHEET OF SAID FILAMENTARY MATERIAL, SAID SHEET HAVING A THICKNESS SUBSTANTIALLY THE SAME AS THE THICKNESS OF SAID FILAMENTARY MATERIAL, REPEATING THE AFORESAID FIRSTMENTIONED OPERATION TO LAY DOWN BY WINDING ON THE SURFACE OF A DRUM A CONTINUOUS LENGTH OF FILAMENTARY MATERIAL IN CONTIGUOUS SIDE-BY-SIDE RELATIONSHIP TO FORM THEREON A LAYER OF FILAMENTARY MATERIAL OF MONO-FILAMENT THICKNESS AND APPLYING A BINDING AGENT TO THE EXPOSED SURFACE THEREOF WHILE ON SAID DRUM AND BRINGING SAID SHEET OF FILAMENTARY MATERIAL INTO CONTACT WITH SAID LAYER OF FILAMENTARY MATERIAL ON SAID DRUM SUCH THAT THE FILAMENTARY MATERIAL IN SAID SHEET RUNS IN A NON-PARALLEL DIRECTION WITH RESPECT TO THE FILAMENTARY MATERIAL OF SAID LAYER ON SAID DRUM AND SUCH THAT THE BINDING AGENT COATED SURFACES OF THE LAYER OF FILAMENTARY MATERIAL ON SAID DRUM AND OF SAID SHEET ARE BROUGHT INTO DIRECT CONTACT WITH EACH OTHER AND BINDING TOGETHER THE COATED SURFACES OF SAID LAYER OF FILAMENTARY MATERIAL AND SAID SHEET BY MEANS OF SAID BINDING AGENT.
Claim 2
Independent Claim
245 words
A METHOD OF PREPARING A FABRIC WHICH COMPRISES LAYING DOWN BY WINDING ON THE SURFACE OF A DRUM A CONTINUOUS LENGTH OF FILAMENTARY MATERIAL, SAID FILAMENTARY MATERIAL BEING DEPOSITIED ON SAID DRUM IN CONTIGUOUS SIDEBY-SIDE RELATIONSHIP, APPLYING A BINDING AGENT TO THE OUTSIDE SURFACE OF SAID FILAMENTARY MATERIAL ON SAID DRUM, REMOVING THE THUS-DEPOSITED FILAMENTARY MATERIAL FROM SAID DRUM BY CUTTING THE THUS-LAID DOWN FILAMENTARY MATERIAL IN A DIRECTION PARALLEL TO THE AXIS OF SAID DRUM SO AS TO YIELD A SHEET OF SAID FILAMENTARY MATERIAL, SAID SHEET HAVING A THICKNESS SUBSTANTIALLY THE SAME AS THE THICKNESS OF SAID FILAMENTARY MATERIAL, REPEATING THE AFORESAID FIRSTMENTIONED OPERATION TO LAY DOWN BY WINDING ON THE SURFACE OF A DRUM A CONTINUOUS LENGTH OF FILAMENTARY MATERIAL IN CONTIGUOUS SIDE-BY-SIDE RELATIONSHIP TO FORM THEREON A LAYER OF FILAMENTARY MATERIAL OF MONO-FILAMENT THICKNESS AND APPLYING A BINDING AGENT TO THE EXPOSED SURFACE THEREOF WHILE ON SAID DRUM AND BRINGING SAID SHEET OF FILAMENTARY MATERIAL INTO CONTACT WITH SAID LAYER OF FILAMENTARY MATERIAL ON SAID DRUM SUCH THAT THE FILAMENTARY MATERIAL IN SAID SHEET RUNS IN A NON-PARALLEL DIRECTION WITH RESPECT TO THE FILAMENTARY MATERIAL OF SAID LAYER ON SAID DRUM AND SUCH THAT THE BINDING AGENT COATED SURFACES OF THE LAYER OF FILAMENTARY MATERIAL ON SAID DRUM AND OF SAID SHEET ARE BROUGHT INTO DIRECT CONTACT WITH EACH OTHER AND BINDING TOGETHER THE COATED SURFACES OF SAID LAYER OF FILAMENTARY MATERIAL AND SAID SHEET BY MEANS OF SAID BINDING AGENT.
References Cited (Backward Citations)
US1660924A
Cited
US2131024A
Cited
US2107067A
Cited
US2609320A
Cited
US2781287A
Cited
US2919217A
Cited
US2862541A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |