US 12,134,021 B2
Striking practice device
Ming-Hsiung Chen, Changhua (TW); and Chun-An Lin, Taichung (TW)
Assigned to Jusder Enterprise Co., Ltd., Changhua (TW); and Chun-An Lin, Taichung (TW)
Filed by Jusder Enterprise Co., Ltd., Changhua (TW); and Chun-An Lin, Taichung (TW)
Filed on Sep. 6, 2022, as Appl. No. 17/903,144.
Prior Publication US 2024/0075370 A1, Mar. 7, 2024
Int. Cl. A63B 69/22 (2006.01)
CPC A63B 69/22 (2022.08) 3 Claims
OG exemplary drawing
 
1. A striking practice device, comprising:
a striking body comprising:
a wall having an outer surface, an inner surface, and a striking distance therebetween, the inner surface defining a hollow portion of the striking body;
an assembly hole formed along a direction, the assembly hole having an inner junction in communication with the hollow portion and an outer junction at the outer surface, a clamping distance being defined between the inner junction and the outer junction, the clamping distance being greater than the striking distance; and
a cover hole formed along another direction, the cover hole extending between the outer surface and the inner surface, the cover hole having an inner fitting portion between the outer surface and the inner surface;
a cover configured with a shape corresponding to a shape of the cover hole, the cover having an outer fitting portion disposed at an outer edge of the cover, the outer fitting portion configured to correspond to the inner fitting portion for sealing the cover hole, the cover having a first air hole communicating with the hollow portion of the striking body;
a connecting rod passed and installed into the assembly hole, the connecting rod having an inner fixing plate disposed at an end thereof, the inner fixing plate having a diameter greater than a diameter of the assembly hole, the inner fixing plate installed at the inner junction; and
an outer fixing plate fixed to the connecting rod,
wherein the connecting rod is in a hollow tubular shape, and the connecting rod comprises a second air hole communicating with the hollow portion of the striking body.