The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 24, 1985
Filed:
Nov. 08, 1982
Applicant:
Inventors:
August Stoldt, Volkmarsen, DE;
Heinz Stemig, Erkrath, DE;
Hans-Gunther Breidohr, Wuppertal, DE;
Manfred Martin, Wuppertal, DE;
Assignee:
Akzo NV, Arnhem, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D05B / ; D05B / ; D02G / ;
U.S. Cl.
CPC ...
1122621 ; 112412 ; 428394 ; 428364 ; 57243 ;
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.