US3996771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for knitting and heat-setting circular knit articles
Assignee: Individual
•
Filing: 1975-09-17
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Granted: 1976-12-14
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Expires: 1995-09-17
Abstract
Abstract A method for heat setting the stitches of a circular knit fabric article immediately upon discharge of the fabric article from the knitting instrumentalities includes mechanisms, controlled from the knitting machine, for directing and conveying the fabric article to a heat chamber, introducing water into the heat chamber which is volatized to heat set the stitches, removing the heat set fabric article from the heat chamber, and directing the fabric article to a receptacle.
Inventors
- 👤 Herman M. Routh
- 👤 Otis H. Allen, Sr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:54
CPC Classifications
D; D04; D04B; D04B35/00; D04B1/00; D04B1/22; D04B1/24; D04B1/26
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
134 words
The method of automatically treating knit fabric articles immediately upon discharge from a circular knitting machine to heat set the stitches thereof comprising the steps of, continuously knitting a plurality of fabric articles in succession on a circular knitting machine, discharging each knit fabric article from the machine knitting instrumentalities, conveying each knit fabric article in succession to a prescribed location through the front door of a heat assembly, having both front and rear doors, immediately upon discharge from the knitting instrumentalities of a knitting machine, closing said front door of a said heat assembly, heat setting the stitches of the knit fabric article, opening said front and rear doors of said heat assembly, and conveying the heat set article knit fabric through the back door of said heat assembly to a prescribed location.
Claim 2
Independent Claim
134 words
The method of automatically treating knit fabric articles immediately upon discharge from a circular knitting machine to heat set the stitches thereof comprising the steps of, continuously knitting a plurality of fabric articles in succession on a circular knitting machine, discharging each knit fabric article from the machine knitting instrumentalities, conveying each knit fabric article in succession to a prescribed location through the front door of a heat assembly, having both front and rear doors, immediately upon discharge from the knitting instrumentalities of a knitting machine, closing said front door of a said heat assembly, heat setting the stitches of the knit fabric article, opening said front and rear doors of said heat assembly, and conveying the heat set article knit fabric through the back door of said heat assembly to a prescribed location.
Claim 3
Dependent Claim
28 words
The method of treating knit fabric articles as recited in claim 1, wherein the stitches of the knit fabric article are subjected to steam to set the stitches.
Claim 4
Dependent Claim
34 words
The method of treating knit fabric articles immediately upon discharge from a circular knitting machine as recited in claim 1, wherein the knit fabric article is conveyed to a prescribed location by fluid means.
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) | 1979-12-14 | 1980-06-14 | 1980-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-12-14 | 1984-06-14 | 1984-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-12-14 | 1988-06-14 | 1988-12-14 | $7700.00 | Window Closed / Lapsed |