US 12,146,549 C1 (13,147th)
Ringlike fabric belt traction chain and manufacturing method thereof
Zhenghong Lin, Shanghai (CN)
Filed by Zhenghong Lin, Shanghai (CN)
Assigned to SHANGHAI JINLI SPECIAL ROPE CO., LTD., Shanghai (CN)
Reexamination Request No. 90/019,868, Feb. 27, 2025.
Reexamination Certificate for Patent 12,146,549, issued Nov. 19, 2024, Appl. No. 18/641,376, Apr. 21, 2024.
Ex Parte Reexamination Certificate issued on Jan. 20, 2026.
Int. Cl. F16G 13/20 (2006.01)
CPC F16G 13/20 (2013.01)
OG exemplary drawing
AS A RESULT OF REEXAMINATION, IT HAS BEEN DETERMINED THAT:
Claims 1-14 are cancelled.
1. A ringlike fabric belt traction chain, comprising several ringlike fabric belts which are fastened in sequence, wherein each ringlike fabric belt comprises:
a fabric layer, wherein the fabric layer has a first end and a second end, and the fabric layer is coiled and stacked to form a ringlike main body; and
a first seam, wherein the first seam connects the first end and the second end of the fabric layer to the ringlike main body;
wherein the first end of the fabric layer is fixed to an inner surface of the ringlike main body, and the second end of the fabric layer is clamped and fixed between two adjacent fabric layers located at upper and lower positions.