Patent ID: 11873044
Assignee: KIA CORPORATION
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 4:
5. The personal mobility device comprising:
a towing module configured to allow one of various types of towed modules to be selectively connected and towed; and
a connection device configured to connect the towing module and the towed modules,
wherein the connection device comprises:
a connection member extending rearward from the towing module;
a connection shaft having an upper side rotatably supported on the connection member and a lower side coupled to a shaft coupling hole formed on a connection frame of the towed module;
a locking device provided on the connection frame to lock the connection shaft; and
the locking device comprises:
a locking pin provided on the connection frame to move forward and backward in a direction of intersecting the connection shaft and fastened to a pin coupling hole of the connection shaft entering the shaft coupling hole; and
a locking driving unit provided to move the locking pin forward and backward.