Patent ID: 11912079
Assignee: nan
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A hitching hook device comprising:
a hitching ball body and a hitching arm, wherein the hitching arm comprises a square steel configured to connect to a vehicle receiver, and the hitching ball body comprises at least one hitching ball; the hitching ball body further comprises a holding jaw, and at least a horizontal clamping groove is horizontally defined on the holding jaw;
wherein the hitching arm defines at least two square grooves, a fixing plate is disposed between adjacent two of the at least two square grooves, and a latch is disposed on a top of the hitching arm; the holding jaw of the hitching ball body is clamped to the fixing plate through the horizontal clamping groove, and the latch extends from the top of the hitching arm to a bottom of the hitching arm by passing through the holding jaw.