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.

Date of Patent:
Jul. 20, 2021

Filed:

Apr. 21, 2020
Applicant:

GM Global Technology Operations Llc, Detroit, MI (US);

Inventors:

Paul W. Alexander, Ypsilanti, MI (US);

Wonhee M. Kim, Royal Oak, MI (US);

Neil Tagner, Taylorsville, NC (US);

Jason R. Wilkins, Taylorsville, NC (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04B 1/22 (2006.01); D04B 21/20 (2006.01);
U.S. Cl.
CPC ...
D04B 1/22 (2013.01); D04B 21/20 (2013.01);
Abstract

A method of forming a spacer fabric includes performing, via a knitting machine, an iterative process. The iterative process includes: knitting a tether from a first point to a second point on a first fabric layer; extending the tether from the second point to a third point on a second fabric layer to start formation of a tether segment; temporarily holding the tether at the third point via one of a temporary holding needles; extending the tether from the third point to a fourth point on the first fabric layer; temporarily holding the tether at the fourth point via another one of the temporary holding needles; extending the tether from the fourth point to a fifth point on the second fabric layer; and knitting the tether from the fifth point to a final point on the second fabric layer. The tether segment is released from the temporary holding needles.


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