| 摘要 |
There is provided a coupling member readily separable from another member even if frozen. A female coupling member has a tubular coupling member fitting portion 22 receiving a male coupling member 14, a recess 22-2 formed on an inner circumferential surface 22-1 of the coupling member fitting portion and having an opening portion 22-4 opening on the inner circumferential surface 22-1 and a bottom portion 22-3, and a plurality of pliable members secured to the bottom portion to extend from the bottom portion to the opening portion so as to be capable of contacting an outer circumferential surface 14-3 of the male coupling member as fitted to the female coupling member. |
