Patent ID: 11920911
Assignee: COSMO SEIKI CO., LTD.
Field: Other special machines (Mechanical engineering)
Classification: CPC F  A | IPC A  F

Claim 0:
1. A dart comprising—in order from a front thereof—a point, barrel, shaft, and flight, wherein
the flight comprises a plurality of fins;
the fins comprise mesh-like reinforcing ribs that protrude from surfaces thereof;
the shaft comprises an insertion portion at a back end thereof;
the flight comprises a central axial hole having an opening at a front end thereof;
the shaft and the flight are constituted so as to be removably installable by virtue of a cap-like arrangement by which the insertion portion is inserted within, and is coupled and secured to, the central axial hole; and
the central axial hole is formed from the front end of the flight to a back end thereof.