US3713509A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile noise reduction device
Assignee: Celanese Corp
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Filing: 1971-09-24
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Granted: 1973-01-30
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Expires: 1991-09-24
Abstract
Abstract A textile interlacing apparatus is described having noise abating means which reduce the noise level of the interlacing apparatus in an amount ranging from 12 to 21 or more decibels. The interlacer is surrounded with a sound proofing chamber coupled with muffled exhaust ports.
Inventors
- 👤 H Carroll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:26
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/16; D02G1/161
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
91 words
In a textile interlacing apparatus comprising a pressurized fluid yarn interlacer, said interlacer being composed of a yarn confining passageway and yarn guide means thereto, said passageway having at least one pressurized fluid exhaust port therein directed for impingement against a yarn in said passageway, the improvement comprising an enclosure for said interlacer and guide means, said enclosure substantially forming a noise suppressing chamber with at least one fluid exhaust port therein, said interior enclosure walls being covered with sound absorbing material, said fluid exhaust port having muffler means connected thereto.
Claim 2
Dependent Claim
91 words
In a textile interlacing apparatus comprising a pressurized fluid yarn interlacer, said interlacer being composed of a yarn confining passageway and yarn guide means thereto, said passageway having at least one pressurized fluid exhaust port therein directed for impingement against a yarn in said passageway, the improvement comprising an enclosure for said interlacer and guide means, said enclosure substantially forming a noise suppressing chamber with at least one fluid exhaust port therein, said interior enclosure walls being covered with sound absorbing material, said fluid exhaust port having muffler means connected thereto.
Claim 3
Dependent Claim
91 words
In a textile interlacing apparatus comprising a pressurized fluid yarn interlacer, said interlacer being composed of a yarn confining passageway and yarn guide means thereto, said passageway having at least one pressurized fluid exhaust port therein directed for impingement against a yarn in said passageway, the improvement comprising an enclosure for said interlacer and guide means, said enclosure substantially forming a noise suppressing chamber with at least one fluid exhaust port therein, said interior enclosure walls being covered with sound absorbing material, said fluid exhaust port having muffler means connected thereto.
Claim 4
Dependent Claim
91 words
In a textile interlacing apparatus comprising a pressurized fluid yarn interlacer, said interlacer being composed of a yarn confining passageway and yarn guide means thereto, said passageway having at least one pressurized fluid exhaust port therein directed for impingement against a yarn in said passageway, the improvement comprising an enclosure for said interlacer and guide means, said enclosure substantially forming a noise suppressing chamber with at least one fluid exhaust port therein, said interior enclosure walls being covered with sound absorbing material, said fluid exhaust port having muffler means connected thereto.
Claim 5
Dependent Claim
16 words
The apparatus of claim 1 wherein two exhaust ports are used with muffler means connected thereto.
Claim 6
Dependent Claim
17 words
The apparatus of claim 1 wherein the yarn guide means are positioned in the enclosure end walls.
Claim 7
Dependent Claim
16 words
The apparatus of claim 1 wherein the sound absorbing material is a foamed synthetic organic polymer.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-30 | 1976-07-31 | 1977-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-30 | 1980-07-31 | 1981-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-30 | 1984-07-31 | 1985-01-30 | $7700.00 | Window Closed / Lapsed |