| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve the problem that an exposed portion of a head crown is small in relation to a cap main body and so restrictions on design are brought about, in a method for engagement of the head crown with the cap main body wherein the head crown is engaged with the cap main body in such a manner than the rear end of the head crown is inserted into the fore end of the cap main body and then a projecting portion provided on the outer surface of the head crown gets over an annular projection provided on the inner surface of the cap main body. <P>SOLUTION: In this connecting structure of the cap main body and the head crown, an engaging part is formed in the longitudinal direction of the cap main body, while an engagement supporting part which engages with the engaging part is formed in the head crown, and the engaging part and the engagement supporting part are formed at positions being off from the central axis of the cap main body. <P>COPYRIGHT: (C)2008,JPO&INPIT |
