Hollow thread bundle and method of its manufacture

Details Hollow thread bundle and method of its manufacture Hollow thread bundle and method of its manufacture

1982-11-08

1985-12-24

Hunter, H. Hampton

Sewing

Elements

Frames

112412, 428394, 428364, 57243, D05B 9700, D05B 9300, D02G 300

Patent

active

045598843

ABSTRACT:
A hollow thread bundle for material and/or heat exchange has a plurality of substantially parallel hollow threads of substantially equal length, and a sewing seam wrapping around the plurality of hollow threads and including at least one sewing thread. The hollow thread bundle can be produced by wrapping the plurality of hollow threads by a sewing seam including at least one sewing thread.

REFERENCES:
patent: 711898 (1902-10-01), Hyatt
patent: 1936434 (1933-11-01), Jumonville
patent: 2955552 (1960-10-01), McGahee
patent: 2961738 (1960-11-01), Thomas
patent: 3155062 (1964-11-01), Westmijze et al.
patent: 3389548 (1968-06-01), Lachaussee et al.
patent: 3390602 (1968-07-01), Ohno
patent: 3536019 (1970-10-01), Honda et al.
patent: 3672148 (1972-06-01), Benson et al.
patent: 4346553 (1982-08-01), Schwartz

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