Method of cutting columns of thread loops

Details Method of cutting columns of thread loops Method of cutting columns of thread loops

1978-11-15

1981-06-09

Mackey, Robert

Textiles: cloth finishing

Cutting

Pile loops

26 13, D06C 1308, D06C 1310

Patent

active

042715687

ABSTRACT:
A pile fabric, especially velvet, can have a selection of yarn strands appearing on one of its faces severed by means of a focused laser beam. According to the process of the invention the zone of focus of the laser beam is brought successively into contact with predetermined portions of each of the strands for a period of time sufficient to cause combustion of at least some of the fibers forming each strand.

REFERENCES:
patent: 3634646 (1972-01-01), Berger
patent: 3679863 (1972-07-01), Houldcroft
patent: 3742183 (1973-06-01), Castro et al.
patent: 3749878 (1973-07-01), Sullivan et al.
patent: 3877119 (1975-04-01), Gierse et al.
patent: 3925864 (1975-12-01), Gilpatrick
patent: 3977055 (1976-08-01), Gilpatrick
patent: 3977056 (1976-08-01), Gilpatrick
patent: 3982309 (1976-09-01), Gilpatrick
patent: 4065837 (1978-01-01), Gierse et al.

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