US 11,891,135 B2
Track link plate and track link assembly
Chun-Li Chiang, Taichung (TW)
Assigned to EVERPADS CO., LTD., Taichung (TW)
Filed by EVERPADS CO., LTD., Taichung (TW)
Filed on Jul. 21, 2021, as Appl. No. 17/382,321.
Claims priority of application No. 109209666 (TW), filed on Jul. 28, 2020; and application No. 202120345137.6 (CN), filed on Feb. 4, 2021.
Prior Publication US 2022/0033018 A1, Feb. 3, 2022
Int. Cl. B62D 55/21 (2006.01)
CPC B62D 55/21 (2013.01) 12 Claims
OG exemplary drawing
 
1. A track link plate, which is for connecting at least two pin assemblies, each of the pin assemblies comprising a pin sleeve and a pin bolt, each of the pin bolts inserted into each of the pin sleeves, the track link plate comprising:
a main body;
a first shaft hole passing through a first end of the main body, and for the pin sleeve of one of the pin assemblies to insert from a first surface of the main body;
a second shaft hole passing through a second end of the main body, and for the pin bolt of the other of the pin assemblies to insert from the first surface of the main body;
two through holes arranged in an interval between the first shaft hole and the second shaft hole, and passing through the main body along a first axial direction of the first shaft hole;
a supporting rib located between the two through holes, wherein a thickness of the supporting rib is substantially uniform; and
a first extending portion protruding outward from a second surface of the main body, located between a rotating inner edge of the main body and an edge of each of the through holes, and extending from the second end toward the first end;
wherein, a distance between the rotating inner edge of the main body and a rotating outer edge of the main body is a total height, and a distance of the first extending portion from each of the edges of the through holes to the rotating inner edge is greater than or equal to one third of the total height.