IP Library Granted Patent US 11,272,745
Granted Patent B2
US 11,272,745 · App. 16/696,119 · Granted Mar 15, 2022

Sock with integrally knit grip strips of varying widths

Inventors: Merav Gazit (Beaverton, OR); Daniel Shirley (Beaverton, OR); David Malul (Beaverton, OR)
Assignee: NIKE, Inc.
A41B11/02A41B11/008D04B1/26A41B2400/80D04B1/00D04B1/22D04B1/24D10B2331/04D10B2401/02D10B2403/00D10B2501/021
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Quick Facts
Patent No.
US 11,272,745
App. No.
16/696,119
Granted
Mar 15, 2022
Kind
B2
Abstract

A sock has integrally knit grip strips where a first area of the grip strip has a first number of grip yarn knit courses and a second area of the grip strip has a second number of grip yarn knit courses different from the first number of grip yarn knit courses.

Claims (23)

1. A knit sock comprising:

a sock body comprising a tubular body forming a perimeter around a foot-receiving cavity, the sock body comprising a toe end, a heel area, and a foot opening in communication with the foot-receiving cavity, the sock body including a longitudinal axis that extends from the toe end to the foot opening and a transverse axis that extends between a medial side and a lateral side of the sock body, wherein the transverse axis intersects the longitudinal axis, the sock body formed from at least a first yarn type and a second yarn type, the second yarn type comprising a yarn having a denier per filament of about 0.1 or less; and

an integrally knit grip strip extending circumferentially around the tubular body and comprising the second yarn type, the integrally knit grip strip comprising a first area having a first number of knit courses, a second area comprising a second number of knit courses, and a third area comprising a third number of knit courses, the first number of knit courses and the third number of knit courses each being less than the second number of knit courses, wherein the second area is positioned between the first area and the third area along the transverse axis of the sock body, and wherein a first knit course of the first number of knit courses is directly interlooped with a first knit course of the second number of knit courses.

2. The knit sock of claim 1 , wherein the integrally knit grip strip extends circumferentially around the tubular body at a mid-foot area of the sock body.

3. The knit sock of claim 1 , wherein the integrally knit grip strip comprises a first end and a second end, and wherein a yarn from the first end is directly interlooped with a yarn from the second end.

4. The knit sock of claim 1 , wherein the first area of the integrally knit grip strip is located on a dorsal portion of the knit sock.

5. The knit sock of claim 4 , wherein the second area of the integrally knit grip strip is located on a plantar portion of the knit sock.

6. The knit sock of claim 1 , wherein each of the first number of knit courses, the second number of knit courses, and the third number of knit courses that form the integrally knit grip strip comprise a terry loop structure, and wherein the terry loop structure is positioned on a surface of the sock body that faces the foot-receiving cavity.

7. A knit sock comprising:

a sock body comprising a tubular body forming a perimeter around a foot-receiving cavity, the sock body comprising a toe end, a heel area, and a foot opening in communication with the foot-receiving cavity, the sock body including a longitudinal axis that extends from the toe end to the foot opening and a transverse axis that extends between a medial side and a lateral side of the sock body, wherein the transverse axis intersects the longitudinal axis, the sock body formed from at least a first yarn type and a second yarn type, the second yarn type comprising a yarn having a denier per filament of about 0.1 or less; and

a first integrally knit grip strip that extends circumferentially around the tubular body, the first integrally knit grip strip comprising the second yarn type, the first integrally knit grip strip comprising a first area having a first number of knit courses, a second area comprising a second number of knit courses, and a third area comprising a third number of knit courses, the first number of knit courses and the third number of knit courses each being less than the second number of knit courses, wherein the second area is positioned between the first area and the third area along the transverse axis of the sock body, and wherein a first knit course of the first number of knit courses is directly interlooped with a first knit course of the second number of knit courses.

8. The knit sock of claim 7 , wherein the first integrally knit grip strip extends circumferentially around a mid-foot area of the sock body.

9. The knit sock of claim 7 , wherein the first integrally knit grip strip comprises a first end and a second end, and wherein a yarn from the first end is directly interlooped with a yarn from the second end.

10. The knit sock of claim 7 , further comprising a second integrally knit grip strip, the second integrally knit grip strip comprising the second yarn type, the second integrally knit grip strip comprising a first area having a first number of knit courses and a second area comprising a second number of knit courses, wherein the first number of knit courses is different from the second number of knit courses.

11. The knit sock of claim 10 , further comprising a knit course comprising the first yarn type, the knit course comprising the first yarn type positioned between the first integrally knit grip strip and the second integrally knit grip strip.

12. The knit sock of claim 11 , wherein the knit course comprising the first yarn type is directly interlooped with at least a knit course forming one or more of the first integrally knit grip strip and the second integrally knit grip strip.

13. A method of knitting a sock, the method comprising:

knitting a tubular body of the sock using a first yarn type and a second yarn type, the tubular body including a longitudinal axis that extends from a toe end to a foot opening and a transverse axis that extends between a medial side and a lateral side of the tubular body, wherein the transverse axis intersects the longitudinal axis, wherein the second yarn type comprises a yarn having a denier per filament of about 0.1 or less, and wherein knitting the tubular body of the sock comprises:

knitting a plurality of knit courses using the first yarn type on a circular knit machine, the plurality of knit courses extending circumferentially around the tubular body; and

knitting a grip strip using the second yarn type, wherein knitting the grip strip comprises knitting a first area having a first number of knit courses, knitting a second area having a second number of knit courses, and knitting a third area comprising a third number of knit courses, the first number of knit courses and the third number of knit courses each being less than the second number of knit courses, wherein the second area is positioned between the first area and the third area along the transverse axis of the tubular body, and wherein a first knit course of the first number of knit courses is directly interlooped with a first knit course of the second number of knit courses.

14. The method of knitting the sock of claim 13 , wherein the grip strip extends circumferentially around the tubular body.

15. The method of knitting the sock of claim 14 , wherein the grip strip extends circumferentially around a mid-foot area of the sock.

16. The method of knitting the sock of claim 14 , wherein the grip strip comprises a first end and a second end, and wherein a yarn from the first end is directly interlooped with a yarn from the second end.

Assignments (6)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 14, 2020
From: GAZIT, MERAV; SHIRLEY, DANIEL
To: NIKE, INC.
Reel/Frame 052393/0261 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 14, 2020
From: MALUL, DAVID
To: DELTA GALIL INDUSTRIES, LTD
Reel/Frame 052393/0699 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 14, 2020
From: DELTA GALIL INDUSTRIES, LTD
To: NIKE, INC.
Reel/Frame 052393/0942 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 14, 2020
From: GAZIT, MERAV; SHIRLEY, DANIEL
To: NIKE, INC.
Reel/Frame 051824/0184 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 14, 2020
From: MALUL, DAVID
To: DELTA GALIL INDUSTRIES, LTD.
Reel/Frame 051824/0254 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 14, 2020
From: DELTA GALIL INDUSTRIES, LTD
To: NIKE, INC.
Reel/Frame 051824/0373 →
Continuity (2)
Provisional Application 62792247 · Jan 14, 2019
Related Publication 20200221791A1 · Jul 16, 2020
Cited By (3)
US 1,056,441 US 1,066,900 US 12,396,513