Circular knitting machine with replaceable knitting head
Patent 5649435 Issued on July 22, 1997. Estimated Expiration Date: 
November 7, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 7, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 1147649 1387783 2220230 3491556 Circular knitting machine with pivotally mounted access platform Circular knitting machine with cloth take up safety gate Process for making socks Circular knitting machine Circular knitting machine Fabric handing apparatus having variable speed fabric travel InventorApplicationNo. 551812 filed on 11/07/1995US Classes:66/8, Circular66/19Dial and cylinderExaminersPrimary: Calvert, John J.Attorney, Agent or FirmForeign Patent References
International ClassD04B 009/00AbstractA tubular knitting machine having a separate take-up assembly and removable knitting head. The knitting head drive mechanism is removably attached to the take-up assembly. A separate drive mechanism is provided for take-up tension and drive rollers. The take-up assembly supports various diameter size needle cylinder and has fully adjustable drive arms for attaching a table-gear of the knitting head to the take-up assembly wherein the take-up assembly of the present invention can support tubular knit rolls of up to 800 pounds.Other References
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