Fiber chopper

Details Fiber chopper Fiber chopper

2008-04-29

2008-04-29

Ashley, Boyer D. (Department: 3724)

Cutting

With product handling means

Means to move, guide, or permit free fall or flight of product

C083S347000, C083S913000, C083S950000

Reexamination Certificate

active

10919577

ABSTRACT:
A method and system for separating long unwound items like fiber, fiber strands, yarn, etc. into short lengths. The system has a backup roll, a blade roll, an idler roll, a new-strand starting mechanism and a set of pull rolls. The improvements include a second starting roll spaced from a first starting roll as part of the new-strand starting mechanism and a guide aid for the pull rolls.

REFERENCES:
patent: 3508461 (1970-04-01), Stream
patent: 3869268 (1975-03-01), Briar et al.
patent: 4083279 (1978-04-01), Wester et al.
patent: 4249441 (1981-02-01), Sturtz
patent: 4287799 (1981-09-01), Fujita et al.
patent: 4398934 (1983-08-01), Willis et al.
patent: 4411180 (1983-10-01), Roncato
patent: 4528050 (1985-07-01), Arther et al.
patent: 4551160 (1985-11-01), Frailey et al.
patent: 5970837 (1999-10-01), Arterburn
patent: 6598814 (2003-07-01), Bascom et al.
patent: 6845696 (2005-01-01), Font et al.

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