| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a locking structure of a tube with a cap for preventing unfair opening. <P>SOLUTION: This locking structure of the tube with the cap is composed of a tube body 1 with ratchet nails 4 on the shoulder part 2 and the cap 11 screwed in an opening part 3 of this tube body 1 and hooking to the ratchet nails 4 to be rotatable only in one direction. A plurality of the ratchet nails 4 on the shoulder part 2 of the tube body 1 are formed along the circumferential direction on the side face below the opening part 3, and the top part has a sharp apex part projecting toward the outside in the radial direction, and is composed of a one side with a gentle slope 4a and the other side with a sharp slope 4b placing the sharp apex part between them. In addition, the cap 11 is composed of a cylindrical body 12 inside of which a female screw 12a is formed, and a ring 14 connected with this cylindrical body 12 by a plurality of bridges 15 and having inside a plurality of claws 13 hooking with the ratchet 4. <P>COPYRIGHT: (C)2004,JPO |
