US 12,257,471 B2
Counterweight adjusting apparatus for weight-lifting equipment
Zhengxiang Cheng, Hubei (CN)
Filed by Zhengxiang Cheng, Hubei (CN)
Filed on Mar. 16, 2023, as Appl. No. 18/184,920.
Claims priority of application No. 202320335044.4 (CN), filed on Feb. 24, 2023.
Prior Publication US 2024/0285995 A1, Aug. 29, 2024
Int. Cl. A63B 21/072 (2006.01); A63B 21/075 (2006.01)
CPC A63B 21/0728 (2013.01) [A63B 21/075 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A counterweight adjusting apparatus for weight-lifting equipment, comprising a connection assembly and a limiting assembly for sleeving counterweight sheets, wherein the limiting assembly comprises a limiting plate, a sleeve rod is provided on the limiting plate, the sleeve rod is inserted into the connection assembly, a clamping member is provided in the connection assembly, at least one clamping groove is provided on the sleeve rod, the clamping member is matched with the at least one clamping groove, and the clamping member is adjustably clamped with the at least one clamping groove; and
the connection assembly comprises a main body, a detachable connection structure is provided on an end of the main body, and the detachable connection structure is a threaded structure.