Yarn ball winder
The broken lines depict portions of the yarn ball winder that form no part of the claimed design. The dot dash dot broken lines, in
Claims
The ornamental design for a yarn ball winder as shown and described.
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Type: Grant
Filed: Apr 16, 2025
Date of Patent: May 26, 2026
Assignee: Changsha Shangke Technology Co., Ltd. (Changsha)
Inventor: Shu Zheng (Changsha)
Primary Examiner: Leanne Was-Englehart
Assistant Examiner: Vincent T Andrews
Application Number: 29/999,236