Three-dimensional (3D) shoe blank made by flat knitting machine and manufacturing method thereof
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United States of America Patent
Stats
-
Oct 26, 2021
Grant Date -
Dec 6, 2018
app pub date -
Dec 20, 2017
filing date -
Jun 5, 2017
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A 3D shoe blank is an integral knit fabric without any sewn portion made by a flat knitting machine and includes an upper portion knitted from at least a yarn, a front sole portion knitted from the upper portion with a folding line therebetween and two connection lines at two sides of the front sole portion and the upper portion, so the front sole portion is folded and connected to the upper portion to form a pocket structure, a rear portion knitted from the front sole portion, and a heel portion extending from a center rear end of the rear portion, two opposite sides of the heel portion respectively connected to a left rear end and a right rear end of the rear portion to form a 3D rear shoe portion with two joining lines between the heel portion and the rear portion on the two opposite sides.
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