| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a condom structure without the sense of existence of a condom, which solves the problem that sexual excitation can not be satisfied when using the condom. <P>SOLUTION: The condom structure without the sense of existence of the condom comprises a penis part and a glans part. The diameter of the penis part is the same as or smaller than the diameter of a penis, the diameter of the glans part is larger than the diameter of a glans, and a lubricant is attached to the inside. When the penis part is tightly fitted to the penis, the glans part loosely covers the glans and a clearance is appropriately formed. The emulsion of the glans part is moved back and forth by the back and forth action of a sexual intercourse in a vagina, it is rubbed with the glans and there is the sense of the excitement of rubbing when having the sexual intercourse. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
