US 12,214,615 B2
Loose-leaf notebook and binding structure thereof
Xingxing Liu, Liaocheng (CN)
Assigned to Shandong Vikko Paper Co., Ltd, Liaocheng (CN)
Filed by Shandong Vikko Paper Co., Ltd, Liaocheng (CN)
Filed on Apr. 16, 2024, as Appl. No. 18/636,315.
Application 18/636,315 is a continuation of application No. PCT/CN2022/114476, filed on Aug. 24, 2022.
Claims priority of application No. 202122636194.2 (CN), filed on Oct. 29, 2021; and application No. 202220274571.4 (CN), filed on Feb. 10, 2022.
Prior Publication US 2024/0278593 A1, Aug. 22, 2024
Int. Cl. B42F 3/04 (2006.01); B42B 5/00 (2006.01)
CPC B42F 3/04 (2013.01) 14 Claims
OG exemplary drawing
 
1. A binding structure for a loose-leaf notebook, comprising: a plurality of binding strips (2), a base plate (3), and a plurality of snapping blocks (4); wherein the plurality of binding strips (2) are disposed on the base plate (3); the base plate (3) defines a plurality of snapping holes (1) in one-to-one correspondence with the plurality of binding strips (2); a bottom end (21) of each binding strip (2) is fixed to the base plate (3), and a top end (22) of each binding strip (2) is snapped into the corresponding snapping hole (1) after each binding strip (2) is bent to pass through the loose-leaf notebook; the plurality of snapping blocks (4) are disposed on the top ends (22) of the plurality of binding strips (2) and configured to be snapped into the plurality of snapping holes (1); and the base plate (3), the plurality of binding strips (2), and the plurality of snapping blocks (4) are made of silicone rubber; and
wherein the top end (22) of each binding strip (2) is provided with two of the plurality of snapping blocks (4) thereon, and the two snapping blocks (4) provided on each binding strip (2) are arranged along a length of the binding strip (2) and spaced from each other; after each binding strip (2) is snapped into the corresponding snapping hole (1), the two snapping blocks (4) provided on each binding strip (2) are disposed on two sides of the base plate (3) along a thickness of the base plate (3), respectively.